EP2778338A3 - Ensemble trépan - Google Patents

Ensemble trépan Download PDF

Info

Publication number
EP2778338A3
EP2778338A3 EP14158835.0A EP14158835A EP2778338A3 EP 2778338 A3 EP2778338 A3 EP 2778338A3 EP 14158835 A EP14158835 A EP 14158835A EP 2778338 A3 EP2778338 A3 EP 2778338A3
Authority
EP
European Patent Office
Prior art keywords
drill bit
drill
hole
bit
bits
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.)
Withdrawn
Application number
EP14158835.0A
Other languages
German (de)
English (en)
Other versions
EP2778338A2 (fr
Inventor
Jan-Åke Löf
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.)
Lovab AB
Original Assignee
Lovab AB
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 Lovab AB filed Critical Lovab AB
Publication of EP2778338A2 publication Critical patent/EP2778338A2/fr
Publication of EP2778338A3 publication Critical patent/EP2778338A3/fr
Withdrawn legal-status Critical Current

Links

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
    • 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
    • E21B10/00—Drill bits
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
EP14158835.0A 2013-03-11 2014-03-11 Ensemble trépan Withdrawn EP2778338A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1350289 2013-03-11

Publications (2)

Publication Number Publication Date
EP2778338A2 EP2778338A2 (fr) 2014-09-17
EP2778338A3 true EP2778338A3 (fr) 2016-07-20

Family

ID=50289379

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14158835.0A Withdrawn EP2778338A3 (fr) 2013-03-11 2014-03-11 Ensemble trépan

Country Status (1)

Country Link
EP (1) EP2778338A3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3555410A4 (fr) * 2016-12-19 2020-08-26 Flexidrill Limited Trépan hybride

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996018798A1 (fr) * 1994-12-13 1996-06-20 Ilomaeki Valto Procede de forage et ensemble trepan pour la realisation de ce procede
WO1997000371A1 (fr) * 1995-06-15 1997-01-03 Ian Graeme Rear Ensemble marteau de fond de puits
US5839519A (en) * 1996-11-08 1998-11-24 Sandvik Ab Methods and apparatus for attaching a casing to a drill bit in overburden drilling equipment
US7143846B2 (en) * 2001-04-04 2006-12-05 Oy Atlas Copco Rotex Ab Method for drilling and drilling apparatus to enable reverse circulation
US20100126773A1 (en) * 2007-03-05 2010-05-27 Robert Charles Southard Drilling apparatus and system for drilling wells
WO2010071563A1 (fr) * 2008-12-18 2010-06-24 Sandvik Intellectual Property Ab Outil de forage pour forage à percussion dans la roche ; kit de complément, trépan annulaire et sabot de tubage

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996018798A1 (fr) * 1994-12-13 1996-06-20 Ilomaeki Valto Procede de forage et ensemble trepan pour la realisation de ce procede
WO1997000371A1 (fr) * 1995-06-15 1997-01-03 Ian Graeme Rear Ensemble marteau de fond de puits
US5839519A (en) * 1996-11-08 1998-11-24 Sandvik Ab Methods and apparatus for attaching a casing to a drill bit in overburden drilling equipment
US7143846B2 (en) * 2001-04-04 2006-12-05 Oy Atlas Copco Rotex Ab Method for drilling and drilling apparatus to enable reverse circulation
US20100126773A1 (en) * 2007-03-05 2010-05-27 Robert Charles Southard Drilling apparatus and system for drilling wells
WO2010071563A1 (fr) * 2008-12-18 2010-06-24 Sandvik Intellectual Property Ab Outil de forage pour forage à percussion dans la roche ; kit de complément, trépan annulaire et sabot de tubage

Also Published As

Publication number Publication date
EP2778338A2 (fr) 2014-09-17

Similar Documents

Publication Publication Date Title
EA201590906A1 (ru) Система универсального скважинного прибора
MX2018006794A (es) Herramienta de fondo de pozo y procedimiento de uso.
AU2015264242B2 (en) Wireline system and methods of using same
EP2505762A3 (fr) Dispositif de forage et procédé de forage horizontal
WO2015127345A3 (fr) Stabilisateur excentrique pour système dirigeable rotatif synchrone
WO2011161250A3 (fr) Unité de séparation de fluide
EP4386247A3 (fr) Tige de forage ou adaptateur avec accouplement à ergot renforcé
WO2015188155A8 (fr) Vibreur de train de tiges de tuyau hydraulique pour réduire un frottement de puits de forage
GB2544702A (en) Open hole drilling magnet
CN103114810B (zh) 一种煤层钻孔防塌孔随钻钻进下套筒装置及钻孔方法
WO2014115023A3 (fr) Tige de forage de schiste
MY192204A (en) A method of plugging and abandoning a well
EP2407630A3 (fr) Procédé de forage par parapluie de tuyaux
MX2017006589A (es) Varilla de sarta de perforacion con saliente de guiado.
WO2012065970A3 (fr) Procédé de carottage continu de formation
MX2018001089A (es) Aparato y metodo para reducir el par de torsion en una sarta de perforacion.
MX2017005649A (es) Metodo y sistema para la comunicacion hidraulica con el pozo objetivo desde el pozo de purga.
JP2015143556A (ja) 管継手構造
JP2017514627A5 (fr)
EP2778338A3 (fr) Ensemble trépan
WO2012112926A3 (fr) Procédé et appareil permettant de renforcer un puits de forage
MX2017000567A (es) Sistema de fondo de perforacion que usa una junta de asentamiento del obturador y metodo.
PT1860274E (pt) Cabeça de perfuração
CN102134970A (zh) 测试地应力深孔精确定位装置
BR112018010816A2 (pt) aparelho para furo abaixo, e, método para expandir membros tubulares de furo abaixo

Legal Events

Date Code Title Description
17P Request for examination filed

Effective date: 20140311

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

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

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIC1 Information provided on ipc code assigned before grant

Ipc: E21B 10/00 20060101AFI20160615BHEP

R17P Request for examination filed (corrected)

Effective date: 20170111

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20181002