EP0376239A3 - Tige de forage - Google Patents

Tige de forage Download PDF

Info

Publication number
EP0376239A3
EP0376239A3 EP19890123928 EP89123928A EP0376239A3 EP 0376239 A3 EP0376239 A3 EP 0376239A3 EP 19890123928 EP19890123928 EP 19890123928 EP 89123928 A EP89123928 A EP 89123928A EP 0376239 A3 EP0376239 A3 EP 0376239A3
Authority
EP
European Patent Office
Prior art keywords
drill string
strips
drill pipe
curved
base body
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Withdrawn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
EP19890123928
Other languages
German (de)
English (en)
Other versions
EP0376239A2 (fr
Inventor
Wilhelm Schaufenberg
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.)
Mhwirth GmbH
Original Assignee
Wirth Maschinen und Bohrgeraete Fabrik GmbH
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 Wirth Maschinen und Bohrgeraete Fabrik GmbH filed Critical Wirth Maschinen und Bohrgeraete Fabrik GmbH
Publication of EP0376239A2 publication Critical patent/EP0376239A2/fr
Publication of EP0376239A3 publication Critical patent/EP0376239A3/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Withdrawn legal-status Critical Current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
    • 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
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
EP19890123928 1988-12-30 1989-12-27 Tige de forage Withdrawn EP0376239A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8816167U DE8816167U1 (de) 1988-12-30 1988-12-30 Bohrgestänge
DE8816167U 1988-12-30

Publications (2)

Publication Number Publication Date
EP0376239A2 EP0376239A2 (fr) 1990-07-04
EP0376239A3 true EP0376239A3 (fr) 1991-04-24

Family

ID=6831263

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890123928 Withdrawn EP0376239A3 (fr) 1988-12-30 1989-12-27 Tige de forage

Country Status (2)

Country Link
EP (1) EP0376239A3 (fr)
DE (1) DE8816167U1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2242920B (en) * 1990-04-09 1994-07-06 Trevi Telescopic bar of a drilling rig
US5263899A (en) * 1990-06-12 1993-11-23 Hitachi Construction Machinery Co., Ltd. Cylindrical telescopic kelly-bar apparatus
DE4040155C2 (de) * 1990-07-11 1993-11-25 Dietmar Brussmann Drehspülbohrverfahren für Tiefbohrungen
DE4024107C1 (fr) * 1990-07-30 1992-04-16 Eastman Christensen Co., Salt Lake City, Utah, Us
AU2004202093B2 (en) * 2003-01-23 2009-04-23 Atlas Copco Drilling Solutions Inc Sub Drilling sub
DE20301946U1 (de) * 2003-02-07 2004-06-09 Bauer Maschinen Gmbh Teleskopierbares Bohrgestänge
WO2005095754A1 (fr) * 2004-03-04 2005-10-13 Atlas Copco Secoroc Ab Reduction telescopique pour tiges de forage

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR61897E (fr) * 1951-10-19 1955-05-18 Procédé de forgeage d'un tube cylindrique pour lui donner tout profil voulu
DE1287534B (de) * 1968-03-22 1969-01-23 Delmag Maschinenfabrik Bohrstange fuer Erdbohrgeraete
DE1904570B1 (de) * 1969-01-30 1970-08-27 Inst De Proiectari Si Cercetar Bohrgestaengedaempfer
US3999618A (en) * 1975-01-22 1976-12-28 Smith International, Inc. Hammer stabilizer
DE8714200U1 (de) * 1987-10-24 1988-03-10 Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen Kellystange für ein Erdbohrgerät
DE8714201U1 (de) * 1987-10-24 1988-03-10 Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen Kellystange für ein Erdbohrgerät
EP0335059A1 (fr) * 1988-03-25 1989-10-04 I.M.T. -S.r.l. Ensemble de tiges de forage téléscopiques pourvues de crémaillère de raccord automatique permettant de transmettre des forces axiales dans les deux directions et comportant des éléments de blocage entre les tiges contigues

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR61897E (fr) * 1951-10-19 1955-05-18 Procédé de forgeage d'un tube cylindrique pour lui donner tout profil voulu
DE1287534B (de) * 1968-03-22 1969-01-23 Delmag Maschinenfabrik Bohrstange fuer Erdbohrgeraete
DE1904570B1 (de) * 1969-01-30 1970-08-27 Inst De Proiectari Si Cercetar Bohrgestaengedaempfer
US3999618A (en) * 1975-01-22 1976-12-28 Smith International, Inc. Hammer stabilizer
DE8714200U1 (de) * 1987-10-24 1988-03-10 Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen Kellystange für ein Erdbohrgerät
DE8714201U1 (de) * 1987-10-24 1988-03-10 Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen Kellystange für ein Erdbohrgerät
EP0335059A1 (fr) * 1988-03-25 1989-10-04 I.M.T. -S.r.l. Ensemble de tiges de forage téléscopiques pourvues de crémaillère de raccord automatique permettant de transmettre des forces axiales dans les deux directions et comportant des éléments de blocage entre les tiges contigues

Also Published As

Publication number Publication date
DE8816167U1 (de) 1989-02-23
EP0376239A2 (fr) 1990-07-04

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