CA2123889A1 - A steerable drilling assembly for mounting on the end of a drill string to drill a borehole in an underground formation - Google Patents
A steerable drilling assembly for mounting on the end of a drill string to drill a borehole in an underground formationInfo
- Publication number
- CA2123889A1 CA2123889A1 CA002123889A CA2123889A CA2123889A1 CA 2123889 A1 CA2123889 A1 CA 2123889A1 CA 002123889 A CA002123889 A CA 002123889A CA 2123889 A CA2123889 A CA 2123889A CA 2123889 A1 CA2123889 A1 CA 2123889A1
- Authority
- CA
- Canada
- Prior art keywords
- swivel
- coupling
- mud
- drilling assembly
- drilling
- 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.)
- Abandoned
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 128
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 14
- 230000008878 coupling Effects 0.000 claims abstract description 115
- 238000010168 coupling process Methods 0.000 claims abstract description 115
- 238000005859 coupling reaction Methods 0.000 claims abstract description 115
- 210000000078 claw Anatomy 0.000 claims description 11
- 230000000717 retained effect Effects 0.000 claims description 3
- 230000000875 corresponding effect Effects 0.000 claims 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims 1
- 235000011613 Pinus brutia Nutrition 0.000 claims 1
- 241000018646 Pinus brutia Species 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 16
- 238000000034 method Methods 0.000 description 11
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 239000012634 fragment Substances 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
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
- 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
- E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
-
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/02—Fluid rotary type drives
-
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/18—Anchoring or feeding in the borehole
-
- 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
- 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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK1884/91 | 1991-11-19 | ||
| DK188491A DK188491A (da) | 1991-11-19 | 1991-11-19 | Styrbart boreudstyr til at bore et borehul i en underjordisk formation |
| PCT/DK1992/000341 WO1993010326A1 (en) | 1991-11-19 | 1992-11-18 | A steerable drilling assembly for mounting on the end of a drill string to drill a borehole in an underground formation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2123889A1 true CA2123889A1 (en) | 1993-05-27 |
Family
ID=8108796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002123889A Abandoned CA2123889A1 (en) | 1991-11-19 | 1992-11-18 | A steerable drilling assembly for mounting on the end of a drill string to drill a borehole in an underground formation |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0612370A1 (no) |
| AU (1) | AU3081292A (no) |
| CA (1) | CA2123889A1 (no) |
| DK (1) | DK188491A (no) |
| NO (1) | NO941856L (no) |
| WO (1) | WO1993010326A1 (no) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK121295A (da) * | 1995-10-30 | 1997-05-01 | Dampskibsselskabet Svendborg & | Boreenhed, koblingsanordning til sådan boreenhed samt fremgangsmåde til boring af huller i undergrunden ved anvendelse af boreenheden |
| US5738178A (en) * | 1995-11-17 | 1998-04-14 | Baker Hughes Incorporated | Method and apparatus for navigational drilling with a downhole motor employing independent drill string and bottomhole assembly rotary orientation and rotation |
| DE19620401C2 (de) * | 1996-05-21 | 1998-06-10 | Tracto Technik | Lenkbare Bohrvorrichtung |
| US6142245A (en) * | 1997-08-19 | 2000-11-07 | Shell Oil Company | Extended reach drilling system |
| US6607044B1 (en) * | 1997-10-27 | 2003-08-19 | Halliburton Energy Services, Inc. | Three dimensional steerable system and method for steering bit to drill borehole |
| NO311100B1 (no) * | 1999-10-26 | 2001-10-08 | Bakke Technology As | Apparat for bruk ved mating av et roterende nedihullsverktöy, samt anvendelse av apparatet |
| US6571888B2 (en) | 2001-05-14 | 2003-06-03 | Precision Drilling Technology Services Group, Inc. | Apparatus and method for directional drilling with coiled tubing |
| US6994628B2 (en) | 2003-01-28 | 2006-02-07 | Boyd's Bit Service, Inc. | Locking swivel apparatus with replaceable internal gear members |
| US6915865B2 (en) | 2003-01-28 | 2005-07-12 | Boyd's Bit Service, Inc. | Locking swivel apparatus with a supplemental internal locking mechanism |
| AU2011202827B2 (en) * | 2005-04-15 | 2014-03-27 | Tercel Ip Limited | Method of running downhole apparatus into a wellbore with a swivel sub |
| GB0507639D0 (en) | 2005-04-15 | 2005-05-25 | Caledus Ltd | Downhole swivel sub |
| US9038747B2 (en) | 2011-06-20 | 2015-05-26 | David L. Abney, Inc. | Adjustable bent drilling tool having in situ drilling direction change capability |
| CN110984877A (zh) * | 2019-12-24 | 2020-04-10 | 青岛度丘新能源技术有限公司 | 一种可横向作业的钻杆 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH630700A5 (fr) * | 1978-07-24 | 1982-06-30 | Inst Francais Du Petrole | Raccord coude a angle variable pour forages diriges. |
| US4492276A (en) * | 1982-11-17 | 1985-01-08 | Shell Oil Company | Down-hole drilling motor and method for directional drilling of boreholes |
| US4674579A (en) * | 1985-03-07 | 1987-06-23 | Flowmole Corporation | Method and apparatus for installment of underground utilities |
-
1991
- 1991-11-19 DK DK188491A patent/DK188491A/da not_active Application Discontinuation
-
1992
- 1992-11-18 WO PCT/DK1992/000341 patent/WO1993010326A1/en not_active Application Discontinuation
- 1992-11-18 EP EP92924581A patent/EP0612370A1/en not_active Ceased
- 1992-11-18 AU AU30812/92A patent/AU3081292A/en not_active Abandoned
- 1992-11-18 CA CA002123889A patent/CA2123889A1/en not_active Abandoned
-
1994
- 1994-05-18 NO NO941856A patent/NO941856L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO941856L (no) | 1994-07-15 |
| AU3081292A (en) | 1993-06-15 |
| DK188491D0 (da) | 1991-11-19 |
| WO1993010326A1 (en) | 1993-05-27 |
| EP0612370A1 (en) | 1994-08-31 |
| NO941856D0 (no) | 1994-05-18 |
| DK188491A (da) | 1993-05-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |