AU3081292A - 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
- AU3081292A AU3081292A AU30812/92A AU3081292A AU3081292A AU 3081292 A AU3081292 A AU 3081292A AU 30812/92 A AU30812/92 A AU 30812/92A AU 3081292 A AU3081292 A AU 3081292A AU 3081292 A AU3081292 A AU 3081292A
- Authority
- AU
- Australia
- Prior art keywords
- drill
- borehole
- mounting
- drilling assembly
- underground formation
- 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
- 230000015572 biosynthetic process Effects 0.000 title 1
- 238000005553 drilling Methods 0.000 title 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK1884/91 | 1991-11-19 | ||
DK188491A DK188491A (en) | 1991-11-19 | 1991-11-19 | CONTROLLABLE DRILLING EQUIPMENT TO DRILL A Borehole in an Underground Formation |
Publications (1)
Publication Number | Publication Date |
---|---|
AU3081292A true AU3081292A (en) | 1993-06-15 |
Family
ID=8108796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU30812/92A Abandoned AU3081292A (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 (en) |
AU (1) | AU3081292A (en) |
CA (1) | CA2123889A1 (en) |
DK (1) | DK188491A (en) |
NO (1) | NO941856L (en) |
WO (1) | WO1993010326A1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK121295A (en) * | 1995-10-30 | 1997-05-01 | Dampskibsselskabet Svendborg & | Drilling unit, coupling device for such drilling unit and method for drilling holes in the subsurface using the drilling unit |
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 (en) * | 1996-05-21 | 1998-06-10 | Tracto Technik | Steerable drilling device |
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 (en) | 1999-10-26 | 2001-10-08 | Bakke Technology As | Apparatus for use in feeding a rotary downhole tool and using the apparatus |
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 (en) * | 2019-12-24 | 2020-04-10 | 青岛度丘新能源技术有限公司 | Drill rod capable of transversely operating |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH630700A5 (en) * | 1978-07-24 | 1982-06-30 | Inst Francais Du Petrole | VARIABLE ANGLE ELBOW CONNECTION FOR DIRECTED DRILLING. |
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/en not_active Application Discontinuation
-
1992
- 1992-11-18 EP EP92924581A patent/EP0612370A1/en not_active Ceased
- 1992-11-18 WO PCT/DK1992/000341 patent/WO1993010326A1/en not_active Application Discontinuation
- 1992-11-18 CA CA002123889A patent/CA2123889A1/en not_active Abandoned
- 1992-11-18 AU AU30812/92A patent/AU3081292A/en not_active Abandoned
-
1994
- 1994-05-18 NO NO941856A patent/NO941856L/en unknown
Also Published As
Publication number | Publication date |
---|---|
DK188491A (en) | 1993-05-20 |
CA2123889A1 (en) | 1993-05-27 |
NO941856L (en) | 1994-07-15 |
WO1993010326A1 (en) | 1993-05-27 |
EP0612370A1 (en) | 1994-08-31 |
NO941856D0 (en) | 1994-05-18 |
DK188491D0 (en) | 1991-11-19 |
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