NL192002C - Variable angle elbow joint for deviated drilling. - Google Patents

Variable angle elbow joint for deviated drilling.

Info

Publication number
NL192002C
NL192002C NL8104632A NL8104632A NL192002C NL 192002 C NL192002 C NL 192002C NL 8104632 A NL8104632 A NL 8104632A NL 8104632 A NL8104632 A NL 8104632A NL 192002 C NL192002 C NL 192002C
Authority
NL
Netherlands
Prior art keywords
elbow joint
variable angle
angle elbow
deviated drilling
deviated
Prior art date
Application number
NL8104632A
Other languages
Dutch (nl)
Other versions
NL8104632A (en
NL192002B (en
Original Assignee
Inst Francais Du Petrole
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 Inst Francais Du Petrole filed Critical Inst Francais Du Petrole
Publication of NL8104632A publication Critical patent/NL8104632A/en
Publication of NL192002B publication Critical patent/NL192002B/en
Application granted granted Critical
Publication of NL192002C publication Critical patent/NL192002C/en

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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/004—Indexing systems for guiding relative movement between telescoping parts of downhole tools
    • E21B23/006—"J-slot" systems, i.e. lug and slot indexing mechanisms
    • 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
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Earth Drilling (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
NL8104632A 1980-10-13 1981-10-12 Variable angle elbow joint for deviated drilling. NL192002C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8021890A FR2491989A2 (en) 1980-10-13 1980-10-13 VARIABLE ANGLE ELBOW CONNECTION FOR DIRECTED DRILLING
FR8021890 1980-10-13

Publications (3)

Publication Number Publication Date
NL8104632A NL8104632A (en) 1982-05-03
NL192002B NL192002B (en) 1996-08-01
NL192002C true NL192002C (en) 1996-12-03

Family

ID=9246835

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8104632A NL192002C (en) 1980-10-13 1981-10-12 Variable angle elbow joint for deviated drilling.

Country Status (6)

Country Link
JP (1) JPS57100290A (en)
CA (1) CA1177055A (en)
DE (1) DE3140646A1 (en)
FR (1) FR2491989A2 (en)
GB (1) GB2085055B (en)
NL (1) NL192002C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596294A (en) * 1982-04-16 1986-06-24 Russell Larry R Surface control bent sub for directional drilling of petroleum wells
GB2134162B (en) * 1983-01-27 1986-09-24 George Swietlik Directional drilling
US4522272A (en) * 1983-03-08 1985-06-11 Baker Oil Tools, Inc. Apparatus for directional drilling of subterranean wells
FR2579662B1 (en) * 1985-04-02 1989-11-10 Smf Int DRILLING DEVICE WITH CONTROLLED TRAJECTORY
ATE32930T1 (en) * 1985-01-07 1988-03-15 Smf Int REMOTE FLOW CONTROLLED DEVICE FOR ACTIVATING ESPECIALLY STABILIZER IN A DRILL STRING.
FR2617533B1 (en) * 1987-06-30 1994-02-11 Smf International DEVICE FOR REMOTELY ADJUSTING THE RELATIVE ORIENTATION OF TWO SECTIONS OF A DRILLING COLUMN
FR2643939A1 (en) * 1989-03-01 1990-09-07 Fade Jean Marie Method and device for directional drilling using rotating connectors with a hydraulic evolution cycle
DE4016386A1 (en) * 1989-06-28 1991-01-03 Baroid Technology Inc CURVED HOLE HOLE ENGINE HOUSING
JPH0814233B2 (en) * 1990-07-18 1996-02-14 株式会社ハーモニック・ドライブ・システムズ Attitude control device for member and excavation direction control device for excavator
JP2995118B2 (en) * 1992-01-23 1999-12-27 石油公団 Member positioning device and excavation direction control device for excavator using this device
GB9222298D0 (en) * 1992-10-23 1992-12-09 Stirling Design Int Directional drilling tool

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365007A (en) * 1965-10-24 1968-01-23 Wilson Supply Co Directional drilling tool and method
GB1139908A (en) * 1966-05-02 1969-01-15 Drilco Oil Tools Inc Well bore drilling apparatus
GB1268938A (en) * 1969-04-08 1972-03-29 Michael King Russell Improvements in or relating to control means for drilling devices
US3593810A (en) * 1969-10-13 1971-07-20 Schlumberger Technology Corp Methods and apparatus for directional drilling
GB1388713A (en) * 1972-03-24 1975-03-26 Russell M K Directional drilling of boreholes
US3888319A (en) * 1973-11-26 1975-06-10 Continental Oil Co Control system for a drilling apparatus
FR2297989A1 (en) * 1975-01-15 1976-08-13 Continental Oil Co Drilling assembly deflection apparatus - contg. outer housing, piston means having spaced surface contours
US4040494A (en) * 1975-06-09 1977-08-09 Smith International, Inc. Drill director
GB1494273A (en) * 1976-04-15 1977-12-07 Russell M Bent-subs for borehole drilling
CH630700A5 (en) * 1978-07-24 1982-06-30 Inst Francais Du Petrole VARIABLE ANGLE ELBOW CONNECTION FOR DIRECTED DRILLING.
FR2453268A2 (en) * 1978-07-24 1980-10-31 Inst Francais Du Petrole Crank connector for adjustment of drilling path - comprises interconnected tubes having variable relative angular positioning
FR2453269A2 (en) * 1979-04-06 1980-10-31 Inst Francais Du Petrole Crank connector for adjustment of drilling path - comprises interconnected tubes having variable relative angular positioning
FR2432079A1 (en) * 1978-07-24 1980-02-22 Inst Francais Du Petrole Crank connector for adjustment of drilling path - comprises interconnected tubes having variable relative angular positioning

Also Published As

Publication number Publication date
GB2085055A (en) 1982-04-21
JPS57100290A (en) 1982-06-22
NL8104632A (en) 1982-05-03
CA1177055A (en) 1984-10-30
NL192002B (en) 1996-08-01
FR2491989A2 (en) 1982-04-16
GB2085055B (en) 1984-07-04
DE3140646C2 (en) 1991-07-25
DE3140646A1 (en) 1982-08-12
JPS6337239B2 (en) 1988-07-25
FR2491989B2 (en) 1983-05-13

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 19980501