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
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8021890 | 1980-10-13 | ||
| FR8021890A FR2491989A2 (en) | 1980-10-13 | 1980-10-13 | VARIABLE ANGLE ELBOW CONNECTION FOR DIRECTED DRILLING |
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)
| 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 |
| EP0190529B1 (en) * | 1985-01-07 | 1988-03-09 | S.M.F. International | Remotely controlled flow-responsive actuating device, in particular for actuating a 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)
| 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 |
| 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 |
| CH630700A5 (en) * | 1978-07-24 | 1982-06-30 | Inst Francais Du Petrole | VARIABLE ANGLE ELBOW CONNECTION FOR DIRECTED DRILLING. |
| 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 |
| 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 |
-
1980
- 1980-10-13 FR FR8021890A patent/FR2491989A2/en active Granted
-
1981
- 1981-10-12 NL NL8104632A patent/NL192002C/en not_active IP Right Cessation
- 1981-10-13 CA CA000387803A patent/CA1177055A/en not_active Expired
- 1981-10-13 GB GB8130840A patent/GB2085055B/en not_active Expired
- 1981-10-13 DE DE19813140646 patent/DE3140646A1/en active Granted
- 1981-10-13 JP JP16336881A patent/JPS57100290A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL8104632A (en) | 1982-05-03 |
| DE3140646A1 (en) | 1982-08-12 |
| FR2491989B2 (en) | 1983-05-13 |
| DE3140646C2 (en) | 1991-07-25 |
| JPS57100290A (en) | 1982-06-22 |
| GB2085055B (en) | 1984-07-04 |
| CA1177055A (en) | 1984-10-30 |
| FR2491989A2 (en) | 1982-04-16 |
| NL192002B (en) | 1996-08-01 |
| GB2085055A (en) | 1982-04-21 |
| JPS6337239B2 (en) | 1988-07-25 |
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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 |