CA1235686A - Dispositif de forage rectilineaire ou devie, au choix, dans les strates souterraines - Google Patents

Dispositif de forage rectilineaire ou devie, au choix, dans les strates souterraines

Info

Publication number
CA1235686A
CA1235686A CA000480696A CA480696A CA1235686A CA 1235686 A CA1235686 A CA 1235686A CA 000480696 A CA000480696 A CA 000480696A CA 480696 A CA480696 A CA 480696A CA 1235686 A CA1235686 A CA 1235686A
Authority
CA
Canada
Prior art keywords
section
housing
axis
drill bit
drill string
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.)
Expired
Application number
CA000480696A
Other languages
English (en)
Inventor
Volker Kruger
Rolf Panzke
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.)
Baker Hughes Oilfield Operations LLC
Original Assignee
Eastman Christensen Co
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
Priority claimed from DE19843417743 external-priority patent/DE3417743C1/de
Priority claimed from DE19843423465 external-priority patent/DE3423465C1/de
Application filed by Eastman Christensen Co filed Critical Eastman Christensen Co
Application granted granted Critical
Publication of CA1235686A publication Critical patent/CA1235686A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/068—Deflecting the direction of boreholes drilled by a down-hole drilling motor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/10—Correction of deflected boreholes
CA000480696A 1984-05-12 1985-05-03 Dispositif de forage rectilineaire ou devie, au choix, dans les strates souterraines Expired CA1235686A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19843417743 DE3417743C1 (de) 1984-05-12 1984-05-12 Vorrichtung zum wahlweisen Geradeaus- oder Richtungsbohren in unterirdische Gesteinsformationen
DEP3417743.4 1984-05-12
DE19843423465 DE3423465C1 (de) 1984-06-26 1984-06-26 Vorrichtungen zum wahlweisen Geradeaus- oder Richtungsbohren in unterirdische Gesteinsformationen
DEP3423465.9 1984-06-26

Publications (1)

Publication Number Publication Date
CA1235686A true CA1235686A (fr) 1988-04-26

Family

ID=25821161

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000480696A Expired CA1235686A (fr) 1984-05-12 1985-05-03 Dispositif de forage rectilineaire ou devie, au choix, dans les strates souterraines

Country Status (3)

Country Link
EP (1) EP0163946B1 (fr)
CA (1) CA1235686A (fr)
NO (1) NO162926C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5094304A (en) * 1990-09-24 1992-03-10 Drilex Systems, Inc. Double bend positive positioning directional drilling system
CA2234495C (fr) * 1998-04-09 2004-02-17 Dresser Industries, Inc. Assemblage de marteau fond-de-trou a jauge reglable
US6328119B1 (en) 1998-04-09 2001-12-11 Halliburton Energy Services, Inc. Adjustable gauge downhole drilling assembly
US9523244B2 (en) 2012-11-21 2016-12-20 Scientific Drilling International, Inc. Drill bit for a drilling apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB636879A (en) * 1946-07-12 1950-05-10 Rolen Arcenjevitch Joannesjan Improvements in or relating to the drilling of deep wells
US3260318A (en) * 1963-11-12 1966-07-12 Smith Ind International Inc Well drilling apparatus
US3380543A (en) * 1966-01-19 1968-04-30 Pan American Petroleum Corp Directional well-drilling apparatus
FR1593999A (fr) * 1968-12-04 1970-06-01
JPS5248921B2 (fr) * 1973-03-08 1977-12-13
US3938853A (en) * 1974-05-01 1976-02-17 Christensen Diamond Products Company Shrink-fit sleeve apparatus for drill strings
US3993127A (en) * 1974-08-08 1976-11-23 Viktor Gavrilovich Chepelev Apparatus for positioning a working implement in a borehole
US4059164A (en) * 1976-05-19 1977-11-22 Farris Ralph J Self-stabilizing drilling tool
US4108256A (en) * 1977-05-12 1978-08-22 Continental Oil Company Sliding stabilizer assembly
US4185704A (en) * 1978-05-03 1980-01-29 Maurer Engineering Inc. Directional drilling apparatus
BE886147A (fr) * 1980-11-13 1981-03-02 American Coldset Corp Stabilisateur de forage.

Also Published As

Publication number Publication date
NO851885L (no) 1985-11-13
NO162926C (no) 1990-03-07
NO162926B (no) 1989-11-27
EP0163946B1 (fr) 1989-04-05
EP0163946A1 (fr) 1985-12-11

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Legal Events

Date Code Title Description
MKEX Expiry