EP2050923B1 - Dispositif de forage et procédé d'extraction d'échantillons de sol - Google Patents

Dispositif de forage et procédé d'extraction d'échantillons de sol Download PDF

Info

Publication number
EP2050923B1
EP2050923B1 EP07118488A EP07118488A EP2050923B1 EP 2050923 B1 EP2050923 B1 EP 2050923B1 EP 07118488 A EP07118488 A EP 07118488A EP 07118488 A EP07118488 A EP 07118488A EP 2050923 B1 EP2050923 B1 EP 2050923B1
Authority
EP
European Patent Office
Prior art keywords
drill
drilling
drill pipe
drilling device
head
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP07118488A
Other languages
German (de)
English (en)
Other versions
EP2050923A1 (fr
Inventor
Eugen Studer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TerraSond AG
Original Assignee
TerraSond AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TerraSond AG filed Critical TerraSond AG
Priority to DE502007004738T priority Critical patent/DE502007004738D1/de
Priority to EP07118488A priority patent/EP2050923B1/fr
Priority to AT07118488T priority patent/ATE477398T1/de
Priority to ES07118488T priority patent/ES2350609T3/es
Publication of EP2050923A1 publication Critical patent/EP2050923A1/fr
Application granted granted Critical
Publication of EP2050923B1 publication Critical patent/EP2050923B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/02—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/09—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes
    • E21B47/095—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes by detecting an acoustic anomalies, e.g. using mud-pressure pulses

Definitions

  • the present invention relates to a drilling device for taking soil samples, comprising a ram, a striking head on which the ram strikes, a swivel head mounted on the rotary gear on which the drill string is fastened, with which rotary gear, the drill string is driven in rotation, a Drill pipe attached to the drill string, at the front edge region of which a drill bit can be fastened, and a drill sample sleeve insertable into the drill groove, in which the drill sample core can be received, and to a method for this purpose.
  • the drilling device is attached to a drill stand, which drill stand can be set up at the location of the bore.
  • the drill stand for example, but also be attached to a vehicle.
  • This drilling device has a ram and a rotary drive, thus it is possible to bring the drill pipe by means of ram and rotary drive or only with the ram or the rotary drive into the soil During the drilling process, the soil sample enters the drill pipe and can together with the drill pipe from the Borehole be pulled out and placed for example in a special container for receiving this soil sample.
  • the object of the present invention is therefore to provide a drilling device in the drill pipe a Bohrprobenhülse can be added, which is secured against rotation.
  • the solution of this object is achieved in that the rotary gear comprises a rotary head, which comes to rest on the impact head, which rotary head is equipped with a holding element for the drill pipe and which rotary head is provided with a continuous axial bore, in which a fixing rod is inserted, which is rotatably held with its one end in the impact head and whose other end is connected via connecting elements with the Bohrprobenhülse.
  • the impact head and the ram are axially displaceable and rotatably connected to each other, which can be achieved that the impact head does not twist.
  • the holding element consists of a drill head, which is connected via a detachable connection with the turret and to which the drill pipe can be coupled, whereby optimum operability during the drilling process is achieved.
  • the connecting elements have a holding part, which is connectable to the Bohrprobenhülse, which also contributes to ease of use.
  • a further advantageous embodiment of the invention is that the fixing rod is provided with a central bore which is closed on the impact head side and open on the connecting element side, and which is connected to a supply line, via which a fluidic medium in the central bore can be conducted ,
  • a simple structure is achieved, a supply of a fluidic medium in the wellbore can be done in a simple manner.
  • the connecting elements are provided with a further central bore, which are connected to the central bore and via which the fluidic medium in the holding part conductive and from there into the drilling area is feasible, which also allows a simple construction of the drilling device.
  • Extension parts can be used between the fixing rod and the holding part, which can be detachably connected to one another and to the fixing rod or the holding part and which are likewise provided with a further central bore. This ensures easy operation even with large drilling depths.
  • the connecting elements comprise an intermediate piece which can be plugged onto the fixing rod in a form-fitting manner, thereby achieving a simple coupling between the fixing rod and the connecting elements.
  • the holding part is provided with radially extending bores, via which the feedable fluidic medium can be conducted into the intermediate space between drill pipe and Bohrprobehülse. Due to the fluidic medium in the space between the drill pipe and Bohrprobenhülse optimal rotatability is obtained.
  • a further advantageous embodiment of the invention is that the space between the drill pipe and Bohrprobenhülse is completed by an upper seal and a lower seal, which can be avoided that can penetrate in this space Erdreichspappel.
  • the lower seal is inserted into the drill bit and the drill bit is equipped with channels through which the medium from the intermediate space in the drilling area of the drill bit is guided. This will, in addition to avoiding the ingress of soil particles into the gap, cooling and lubrication of the drill bit achieved.
  • a passage opening is provided in the holding part, which is provided with a valve, thereby allowing the air to escape into the Bohrprobenhülse upon penetration of the drill core.
  • the extension pieces between the holding element and the drill pipe can have a shape corresponding to the drill pipe, whereby the drill pipes can remain in the borehole during the removal of the soil sample and support this in an optimum manner.
  • the extension pieces that can be used between the turret and the holding element can also have a shape corresponding to the turret, which is advantageous in particular in the case of a hard bottom.
  • Another object of the invention is to realize a method for taking soil samples using the aforementioned device, which is achieved according to the invention that the drill pipe drilled with drill bit and with it inserted and secured against rotation Bohrprobehülse into the ground and It is anticipated that with the sample tube filled, the drill tube will be disconnected from the drill head, the sample tube will be withdrawn from the drill tube remaining in the ground, the sample tube will be separated from the holding part, and the drill sample will be withdrawn from the well sample tube Drilling tube is used and equipped with an extension, placed on the drill pipe a Bohrrohrverinrung and connected to the drill head and the drilling and / or ramming is continued.
  • the drilling device 1 consists of a ram 2, which is for example hydraulically driven in a known manner, not shown, which is also held in a known manner to a drill stand, not shown.
  • This ram 2 cooperates with a striking head 3, which is equipped with a club face 4.
  • the ram is provided with a central recess 5, in which the impact head 3 projects with its club face 4.
  • the impact head 3 superior collar 6 of the ram 2 is supported on a compression spring 7, which in turn is supported on a shoulder 8 of the impact head 3.
  • a pin 9 is inserted into the central recess 5 of the ram 2, which cooperates with a mounted on the impact head flattening 10, whereby it is achieved that ram 2 and impact head. 3 mutually axially displaceable but secured against mutual rotation.
  • Attached to the impact head 3 is a rotary head 11, with which a drive wheel 12 of a rotary gear 13 cooperates.
  • the rotary head 11 has a hexagonal outer shape
  • the drive wheel 12 is provided with a corresponding recess, so that between the drive wheel 12 and rotary head 11, a positive connection is present, which permits axial movement between the rotary head 11 and drive wheel 12.
  • the rotary gear 13 and the ram 2 are held in a frame 44 which is fixed in a known manner on the drill stand. Between the frame and attached to the rotary head 11 rib 42, a compression spring 7 'is inserted, through which the rotary head 11 is pressed against the impact head 3.
  • the holding element 14 is designed as a drill head 15, on which a drill pipe 16 can be placed.
  • the connection between drill pipe 16 and drill head 15 is also formed in a known, not shown manner as a releasable coupling connection.
  • another drill pipe 17 is coupled in the embodiment shown here, wherein also this compound is detachable, on which further drill pipe 17 on the other side of a drill bit 18 is also releasably coupled.
  • the drill pipe 16 thus serves as an extension piece.
  • a Bohrprobenhülse 19 is used.
  • the lower edge of this Bohrprobenhülse 19 is covered by the drill bit 18.
  • the opening of the Bohrprobenhülse 19 in the field of drill bit 18 is completed by spring elements 20, these spring elements 20 are pressed when entering the drill sample in the Bohrprobenhülse 19 during the drilling process, when pulling the Bohrprobenhülse 19 pivot these spring elements 20 by the elastic bias in the field of Opening the Bohrprobenhülse 19 back, thereby avoiding that the drill sample can slip out of the Bohrprobenhülse 19.
  • Bohrprobenhülse 19 The upper end portion of the Bohrprobenhülse 19 is connected to a holding part 21, wherein this compound is also detachable and is obtained by two pins 34 which are inserted through corresponding openings in the Bohrprobenhülse 19 and in the holding part 21.
  • the holding part 21 is connected to an extension part 22 which has the shape of a rod, and wherein the connection with the holding part 21 in a manner not shown can be coupled.
  • the extension part 22 is connected to an intermediate piece 23, which is designed as a sleeve which can be plugged onto the end region of a fixing rod 24 and fastened thereto.
  • a region 24 'of the fixing rod 24 is provided with a toothing on which a corresponding internal toothing, which is mounted on the intermediate piece 23, can be plugged, whereby one obtains a rotationally fixed and easily detachable connection.
  • the fixing rod 24 extends through an axial bore 25, which is attached to the drill head 15 and the turret 11, and terminates in a blind bore 43 which is attached to the impact head 3. The fixing rod 24 is held in the impact head 3.
  • the Bohrprobenhülse 19 is rotatably connected to the impact head 3, which in turn is secured against rotation.
  • the Bohrprobenhülse 19 remains in the further drill pipe 17, too when this further drill pipe 17 is rotated via the rotary gear 13 in rotation. This ensures that the drill sample to be removed is cut out of the soil virtually undamaged and reaches the Bohrprobenhülse 19 without the drill sample is destroyed.
  • the fixing rod 24, the intermediate piece 23 and the extension parts 22 are each equipped with a central bore 26 and a further central bore 26 ', which are arranged coaxially.
  • the central bore 26 is closed at the upper end of the fixing rod 24, via a connection bore 27, a fluidic medium can be introduced into this central bore 26.
  • the downwardly closed central bore 26 'in the holding part opens into star-shaped transverse bores 27, whereby the supplied fluidic medium enters the intermediate space 28 between the further drill pipe 17 and the Bohrprobenhülse 19.
  • the space 28 between the further drill pipe 17 and the Bohrprobenhülse 19 is closed by an upper seal 29 which is attached to the holding part 21, and a lower seal 30 which is arranged in the region of the drill bit 18.
  • the drill bit 18 has channels 31, which open on the one hand in the gap 28 and on the other hand in the drilling area of the drill bit 18.
  • the drill bit In solid dry drilling ground thereby the drill bit can be cooled and lubricated, for example by supplying water.
  • a through hole 32 is attached to the holding part, which is provided with a valve through which the air to be displaced from the Bohrprobenhülse 19 can flow.
  • a further embodiment of a drilling device 1 according to the invention is shown, which, except for the structure of the holding part 21 to which the Bohrprobenhülse 19 is attached, is the same, as the drilling device according to Fig. 1 ,
  • the holding part 21 completely and opens into the space 33 of the Drill sample sleeve 19 which serves to receive the drill sample.
  • air is supplied as a fluidic medium via the central bore 26, 26 'in the space 33, the excess air flows through the passage opening 32 and enters the outside.
  • the central bore 26 'in the holding part 21 is covered in the mouth region in the space 33 with a leaf spring 35.
  • this leaf spring 35 releases the mouth of the central bore 26 ', when the space 33 in the Bohrprobenhülse 19 is completely filled by the drill sample, this leaf spring 35 by the Drilled sample material against the mouth of the central bore 26 ', the supply of air through the central bore 26' in the space 33 is at least partially prevented, the resulting pressure increase in the central bore 26, 26 'and the supply line can by appropriately attached monitoring means in a known manner the operator of this drilling device are displayed, which means that the Bohrprobenhülse 19 is filled and the drill sample must be removed.
  • the use of such a drilling device is particularly suitable for softer soils where no cooling and lubrication of the drill bit is required.
  • Fig. 3 is a further embodiment of the inventive drilling device 1 can be seen.
  • This drilling device 1 comprises, as the two previously described embodiments according to Fig. 1 and Fig. 2 also a ram 2, a cooperating impact head 3, a rotary head 11 and a rotary gear 13.
  • a drill head connected to the lower part of the rotary head 11 instead of the drill head connected to the lower part of the rotary head 11, as shown in the FIGS. 1 and 2 is shown, one or more extension pieces 36 is attached to the underside of the rotary head 11 upon reaching a certain drilling depth, which have a turret 11 corresponding outer shape.
  • These extension pieces 36 are coupled in the same manner to the rotary head 11 as well as each other in a known manner and are also provided with an axial bore 25, which is continuous.
  • the lowermost of the extension pieces 36 is then coupled to the drill head 15, as previously described, the drill head 15 is coupled to a single drill pipe 17, which is equipped with the drill bit 18 and in which the Bohrprobenhülse 19 is inserted.
  • This Bohrprobenhülse 19 is, as in the previously described embodiments held by the holding part 21 within the drill pipe 17.
  • the rotary head 11 and the extension pieces 36 coupled to it, as well as the drill head 15, have the corresponding axial bore 25.
  • a fixing rod 37 Inserted into this axial bore 25 in the region of the rotary head 11 is in turn a fixing rod 37, which, as in the previously described exemplary embodiments, is held in the striking head 3.
  • the lower end of this fixing rod 37 is provided with known coupling means 38, not shown in detail, which advantageously comes to lie approximately at the level where the rotary head 11 is coupled together with the first extension piece 36.
  • a further extension part 39 can be coupled, which in turn has approximately the length of an extension piece 36.
  • the lowermost of the extension parts 39 is coupled to a connecting element 40, which forms the connection to the holding part 21.
  • the central bore 26 is provided, via which the fluidic means in the holding part 21 is conductive, as has been explained in the embodiments described above.
  • the mutual Ankoppelungen done in a known manner so that the central bore is sealed at these locations.
  • the drilling device 1 equipped in this way can be used, in particular, for drilling into a solid soil in which the wall of the bore does not crumble.
  • the embodiments described above are particularly suitable for holes whose diameter is 15 cm or less.
  • the extensions and drill pipes advantageously have a length of about one meter each.
  • FIGS. 4 to 8 are individual steps of a drilling operation for the removal of a soil sample with the drilling device 1 according to the invention, as they are Fig. 1 have been described, which are described in detail below.
  • Fig. 4 time the drilling device 1 at the beginning of the drilling process, which is arranged in a known manner perpendicular to the drill stand, which is placed so that the drilling device 1 is arranged above the point in the ground, where drilling is to be done.
  • a drill pipe 17 is coupled, which is provided with the drill bit 18.
  • the drill head 15 is connected via the rotary head 11 with the rotary gear 13 of the drilling device 1.
  • the Bohrprobenhülse 19 is used, which is rotatably held in the striking head 3 via the holding part 21 and the fixing rod 24.
  • the rotary drive 13 is activated, via the rotary head 11 of the drill head 15 and the drill pipe 17 and drill bit 18 is set in rotation.
  • the drill pipe 17 digs into the soil, in addition, the ram 2 can still be activated.
  • the Bohrprobenhülse 19 penetrates together with the drill pipe 17 in the soil before, but is prevented by the fixing rod 24 from rotating.
  • the hole can then be continued.
  • the emptied Bohrprobenhülse 19 is connected to the holding part 21 and inserted into the remaining in the ground drill pipe 17.
  • an extension member 22 is coupled to the drill pipe 17 is another drill pipe 16 is placed and coupled as an extension piece, the drilling device is placed on the further drill pipe 16, the fixing rod 24 connects to the intermediate piece 23 with the extension part 22, the Drill head 15 is connected to the further drill pipe 16, as is apparent from Fig. 7 it can be seen, the bore can be continued.
  • Fig. 8 it can be seen penetrates the drill pipe 17 with the drill bit 18, driven over the further drill pipe 16, the drill head 15, the rotary head 11 and the rotary drive 13 further into the soil, the Bohrprobenhülse 19 inserted into the drill pipe 17 is rotationally fixed on the extension member 22
  • the drill sample tube 19 is filled, the drill head 15 is disconnected from the drill pipe 16, the drilling equipment 1 is raised in the drill stand, the fixing rod 24 comes off the connection element 23, then the removal sleeve 19 can be lifted with the soil sample contained therein 41 'on the extension part 22 of the drill pipe 17 and the drill pipe 16, the drill sample can, as previously described, be removed from the removal sleeve 19. Thereafter, drill pipe and extension part can be extended again, the drilling process can be continued.
  • this method ensures that optimum drilling samples are obtained; on the other hand, the fact that the drill pipes 17, 16 remain in the borehole during the removal of the drill sample prevents the drilling walls from crumbling or collapsing, so that it is guaranteed at all times that the further drilling process can continue without problems.
  • a drilling device can be used, which according to the first embodiment Fig. 1 or the second embodiment according to Fig. 2 equivalent.
  • the drilling operation can be carried out in the same way, for the removal of the soil sample from the Bohrprobenhülse but the drill pipe is also pulled out of the well.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics (AREA)
  • Acoustics & Sound (AREA)
  • Soil Sciences (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
  • Earth Drilling (AREA)

Claims (16)

  1. Dispositif de forage pour le prélèvement d'échantillons de sol comprenant un mouton (2), une tête de frappe (3) sur lequel frappe le mouton (2), un engrenage rotatif (13) placé sur la tête de frappe (3) sur lequel peut être fixée la tige de forage, engrenage rotatif (13) avec lequel la tige de forage peut être entraînée en rotation, comprenant un tube de forage (17) placé sur la tige de forage, sur la zone avant duquel peut être fixée une couronne de forage (18), et une gaine de sondage de forage (19) insérable dans le tube de forage (17) et dans laquelle peut être logée la carotte de sondage caractérisé en ce que l'engrenage rotatif comprend une tête rotative (11) qui vient s'appliquer sur la tête de frappe (3), la tête rotative (11) étant reliable à un élément de retenue (14) pour le tube de forage (16) et tête rotative (11) qui est munie d'un alésage axial traversant (25) dans lequel peut être insérée une tige de fixation (24) qui est maintenue dans sa zone d'extrémité dans la tête de frappe (3) de manière rigide à la torsion et est reliée à son autre zone d'extrémité par des éléments de liaison (21, 22, 23) à la gaine de sondage (19).
  2. Dispositif de forage selon la revendication 1, caractérisé en ce que la tête de frappe (3) et le mouton (2) sont reliés entre eux axialement coulissants et rigides en torsion.
  3. Dispositif de forage selon la revendication 1 ou 2, caractérisé en ce que l'élément de retenue (14) se compose d'une tête de forage (15) qui peut être reliée de manière à amovible à la tête rotative par une connexion amovible et qui peut être accouplée au tube de forage (16).
  4. Dispositif de forage selon la revendication 3, caractérisé en ce qu'il est possible d'insérer des pièces de rallonge (16, 36) entre la tête rotative (11) et la tête de forage (17).
  5. Dispositif de forage selon l'une des revendications 1 à 4, caractérisé en ce que les éléments de liaison présentent une pièce de retenue (21) qui peut être reliée à la gaine de sondage (19).
  6. Dispositif de forage selon l'une des revendications 1 à 5, caractérisé en ce que la tige de fixation (24) est munie d'un perçage central (26) qui est fermé sur la face de tête de frappe et ouvert sur la face d'élément de fixation et qui est reliée à une conduite d'alimentation par laquelle peut être amené un fluide dans le perçage central (26).
  7. Dispositif selon la revendication 6, caractérisé en ce que les éléments de liaison (21, 22, 23) sont munis d'un autre perçage central (26') qui est relié au perçage central (26) et par lequel peut être guidé le fluide dans la pièce de retenue (21 et de là dans la zone de forage.
  8. Dispositif de forage selon l'une des revendications 5 à 7, caractérisé en ce qu'entre la tige de fixation (24) et la pièce de retenue (21), il peut être inséré des pièces de rallonge (22) qui sont reliables de manière amovible entre elles et à la tige de fixation (24) respectivement à la pièce de retenue (21) et qui sont munies également d'un autre perçage central (26').
  9. Dispositif de forage selon l'une des revendications 1 à 8, caractérisé en ce que les éléments de liaison comprennent une pièce intermédiaire (23) qui peut être placée sur la tige de fixation (24) par adhérence de forme.
  10. Dispositif de forage selon l'une des revendications 5 à 9, caractérisé en ce que la pièce de retenue (21) est munie de perçages (27) par lesquels le fluide peut être amené dans l'espace entre le tube de forage (17) et la gaine de sondage (19).
  11. Dispositif selon la revendication 10, caractérisé en ce que l'espace entre le tube de forage (17) et la gaine de sondage (19) est fermé par une garniture d'étanchéité supérieure (29) et une garniture d'étanchéité inférieure (30).
  12. Dispositif de forage selon la revendication 11, caractérisé en ce que la garniture d'étanchéité inférieure (30) est insérée dans la couronne de forage (18) et en ce que la couronne de forage (18) est munie de canaux (31) qui permettent de guider le fluide sortant de l'intervalle dans la zone de forage de la couronne de forage (18).
  13. Dispositif de forage selon l'une des revendications 5 à 12, caractérisé en ce qu'une ouverture continue (32) munie d'une soupape est ménagée dans la pièce de retenue (21).
  14. Dispositif de forage selon l'une des revendications 4 à 13, caractérisé en ce que les pièces de rallonge (16) peuvent être placées entre l'élément de retenue (14) et le tube de forage (17) et présentent une forme correspondant au tube de forage (17).
  15. Dispositif de forage selon l'une des revendications 4 à 13, caractérisé en ce que les pièces de rallonge (36) peuvent être placées entre la tête rotative (11) et l'élément de retenue (14) et présentent une forme correspondant à la tête rotative (11).
  16. Procédé pour l'exécution d'une opération de forage avec un dispositif de forage (1) selon l'une des revendications 1 à 14, caractérisé en ce que le tube de forage (17) peut être foré respectivement enfoncé dans le sol avec la couronne de forage (18) placée dessus et la gaine de sondage (19) introduite dedans et rigide en torsion, en ce qu'une fois la gaine de sondage pleine (19), le tube de forage (17) est séparé de la tête de forage (15), en ce que la gaine de sondage (19) est extraite du tube de forage (17) restant dans le sol, la gaine de sondage (19) est séparée de la pièce de retenue (21) et l'échantillon (41) est retiré, en ce que la gaine de sondage (19) est insérée dans le tube de forage (17) se trouvant dans le sol et est munie d'une rallonge (22), en ce que une rallonge de tube de forage (16) est placée sur le tube de forage (17), et est reliée à la tête de forage (15) et le forage et/ou l'enfoncement est poursuivi.
EP07118488A 2007-10-15 2007-10-15 Dispositif de forage et procédé d'extraction d'échantillons de sol Not-in-force EP2050923B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE502007004738T DE502007004738D1 (de) 2007-10-15 2007-10-15 Bohreinrichtung und Verfahren für die Entnahme von Bodenproben
EP07118488A EP2050923B1 (fr) 2007-10-15 2007-10-15 Dispositif de forage et procédé d'extraction d'échantillons de sol
AT07118488T ATE477398T1 (de) 2007-10-15 2007-10-15 Bohreinrichtung und verfahren für die entnahme von bodenproben
ES07118488T ES2350609T3 (es) 2007-10-15 2007-10-15 Dispositivo de perforación y procedimiento para la extracción de muestras de suelo.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07118488A EP2050923B1 (fr) 2007-10-15 2007-10-15 Dispositif de forage et procédé d'extraction d'échantillons de sol

Publications (2)

Publication Number Publication Date
EP2050923A1 EP2050923A1 (fr) 2009-04-22
EP2050923B1 true EP2050923B1 (fr) 2010-08-11

Family

ID=39093028

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07118488A Not-in-force EP2050923B1 (fr) 2007-10-15 2007-10-15 Dispositif de forage et procédé d'extraction d'échantillons de sol

Country Status (4)

Country Link
EP (1) EP2050923B1 (fr)
AT (1) ATE477398T1 (fr)
DE (1) DE502007004738D1 (fr)
ES (1) ES2350609T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104612126A (zh) * 2014-12-18 2015-05-13 青海省电力设计院 输电线路工程土层勘察用的便携式气动钻探装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107975370A (zh) * 2017-12-29 2018-05-01 江苏省无锡探矿机械总厂有限公司 一种直推式土壤取样钻具组件
CH717907A1 (de) 2020-09-30 2022-03-31 Studersond Ag Verfahren und Vorrichtung zum Kernbohren und Bergen von nahezu ungestörten Bohrkernen aus lockerem bis festem Grund.
CN112781921B (zh) * 2021-01-29 2024-08-23 海西中科生态环境监测有限公司 一种用于对深层土壤检测的土壤检测设备
CN115539029B (zh) * 2022-10-31 2025-04-08 深圳大学 手持双模式月壤取芯装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986555A (en) * 1975-04-10 1976-10-19 Dresser Industries, Inc. Apparatus for providing a packaged core
DE3200927A1 (de) 1982-01-14 1983-07-28 Nassovia, Werkzeug- und Maschinenfabrik GmbH, 6290 Weilburg Verfahren und vorrichtung zur gewinnung von bohrkernen
US5301759A (en) * 1992-03-02 1994-04-12 Ruhle James L Method and apparatus for core-sampling subsurface rock formations
GB9821048D0 (en) * 1998-09-28 1998-11-18 Sol Comp Du Percussive core barrel
NL1016545C2 (nl) * 2000-11-03 2002-05-07 Fugro Eng Bv Een roteerbare kernboorinrichting en een roteerbaar kernboorsysteem uitgevoerd met een dergelijke roteerbare kernboorinrichting.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104612126A (zh) * 2014-12-18 2015-05-13 青海省电力设计院 输电线路工程土层勘察用的便携式气动钻探装置

Also Published As

Publication number Publication date
ATE477398T1 (de) 2010-08-15
EP2050923A1 (fr) 2009-04-22
DE502007004738D1 (de) 2010-09-23
ES2350609T3 (es) 2011-01-25

Similar Documents

Publication Publication Date Title
EP2085566B1 (fr) Installation de forage
DE102009058265B4 (de) Vorrichtung zur Entnahme von strukturell unversehrten Bodenproben
DE60219033T2 (de) Spülrohranordnung
DE4000489C2 (fr)
DE60203295T2 (de) Bohrmeissel zum bohren von bohrlöchern
DE3114612C2 (de) Bohrvorrichtung für Hartgestein
EP0434924B1 (fr) Dispositif pour forer un puits adjacent ou dévié à partir d'un puits, notamment d'un puits tubé
EP0108157A1 (fr) Dispositif de carottage pour le prélèvement d'échantillons de sol non remué
DE3014990A1 (de) Erdbohrgeraet
DE2309570A1 (de) Bohrgeraet und bohrstrang-einsatzanordnung
EP2050923B1 (fr) Dispositif de forage et procédé d'extraction d'échantillons de sol
DE2849022A1 (de) Vorrichtung zum ausheben von erdloechern mit einem zylindrischen werkzeug, insbesondere fuer kernlochbohrungen
DE2824441C2 (de) Erdbohrer
DE3314689C1 (de) Vorrichtung zum Einsenken einer Erdwärme-Kollektor-Sonde in das Erdreich
DE102011000320A1 (de) Bohranlage zum Durchführen von Bohrungen im Erdreich
DE1203199B (de) Bohrgeraet
DE2507220A1 (de) Kernrohrbohrvorrichtung
DE1608274C3 (de) Verfahren zum Überlagerungsbohren in Erdreich oder lockerem Gestein
DE2903936A1 (de) Vorrichtung zur gewinnung von kernen
EP3029262A1 (fr) Tige de forage, système de connexion, dispositif de forage de la terre et procédé de connexion d'une tige de sondage
DE2758385A1 (de) Schlag-bohreinrichtung fuer grosslochbohrungen
EP4455445A1 (fr) Outil de forage et procédé de réalisation d'un forage dans le sol
DE3024102A1 (de) Exzenter-bohrvorrichtung
DE102005046495B4 (de) Bohrvorrichtung zur Erstellung verrohrter Bohrlöcher
DE2548637C3 (de) Gesteinsbohrwerkzeug

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

17P Request for examination filed

Effective date: 20090812

17Q First examination report despatched

Effective date: 20090918

AKX Designation fees paid

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: BOVARD AG PATENTANWAELTE

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REF Corresponds to:

Ref document number: 502007004738

Country of ref document: DE

Date of ref document: 20100923

Kind code of ref document: P

REG Reference to a national code

Ref country code: NL

Ref legal event code: T3

LTIE Lt: invalidation of european patent or patent extension

Effective date: 20100811

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Effective date: 20110113

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20101111

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20101211

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20101213

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20101112

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

REG Reference to a national code

Ref country code: CH

Ref legal event code: PFA

Owner name: TERRASOND AG

Free format text: TERRASOND AG#GLAEND#3631 HOEFEN B. THUN (CH) -TRANSFER TO- TERRASOND AG#GLAEND#3631 HOEFEN B. THUN (CH)

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101031

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20110512

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502007004738

Country of ref document: DE

Effective date: 20110512

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101015

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110212

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100811

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 9

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 10

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 11

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 12

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 20201028

Year of fee payment: 14

Ref country code: LU

Payment date: 20201021

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20201022

Year of fee payment: 14

Ref country code: FR

Payment date: 20201022

Year of fee payment: 14

Ref country code: CH

Payment date: 20201008

Year of fee payment: 14

Ref country code: DE

Payment date: 20201022

Year of fee payment: 14

Ref country code: IT

Payment date: 20201022

Year of fee payment: 14

Ref country code: ES

Payment date: 20201224

Year of fee payment: 14

Ref country code: GB

Payment date: 20201022

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 20201028

Year of fee payment: 14

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 502007004738

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: MM

Effective date: 20211101

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

Ref country code: AT

Ref legal event code: MM01

Ref document number: 477398

Country of ref document: AT

Kind code of ref document: T

Effective date: 20211015

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20211031

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20211015

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211101

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211015

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211015

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220503

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211015

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211015

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20230203

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211016