ATE258645T1 - Bohrgestänge mit innenrohr - Google Patents
Bohrgestänge mit innenrohrInfo
- Publication number
- ATE258645T1 ATE258645T1 AT99305930T AT99305930T ATE258645T1 AT E258645 T1 ATE258645 T1 AT E258645T1 AT 99305930 T AT99305930 T AT 99305930T AT 99305930 T AT99305930 T AT 99305930T AT E258645 T1 ATE258645 T1 AT E258645T1
- Authority
- AT
- Austria
- Prior art keywords
- threaded end
- inner tube
- drill rod
- flank
- rod
- Prior art date
Links
- 238000005553 drilling Methods 0.000 abstract 1
- 239000011435 rock Substances 0.000 abstract 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
-
- 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
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
- E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Particle Accelerators (AREA)
- Fluid-Damping Devices (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9816494A GB2340148B (en) | 1998-07-30 | 1998-07-30 | Tube rod |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE258645T1 true ATE258645T1 (de) | 2004-02-15 |
Family
ID=10836359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT99305930T ATE258645T1 (de) | 1998-07-30 | 1999-07-26 | Bohrgestänge mit innenrohr |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0979922B1 (fr) |
AT (1) | ATE258645T1 (fr) |
CA (1) | CA2278987A1 (fr) |
GB (1) | GB2340148B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2465111C (fr) * | 2001-10-22 | 2008-10-21 | Ion Peleanu | Procede de conditionnement de fluides de puits de forage et tige de pompage associee |
SE524155C2 (sv) | 2002-05-22 | 2004-07-06 | Atlas Copco Secoroc Ab | Gängförband för borrsträng för slående bergborrning |
CN102926673A (zh) * | 2012-12-02 | 2013-02-13 | 中国石油化工股份有限公司 | 防失稳油管接头 |
EP3095954B1 (fr) * | 2015-05-22 | 2024-05-15 | Sandvik Intellectual Property AB | Tige de forage ou adaptateur de couplage avec un embout renforcé |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3067593A (en) * | 1960-08-29 | 1962-12-11 | American Iron & Machine Works | Integral tool joint drill pipe |
US4601491A (en) * | 1983-10-19 | 1986-07-22 | Vetco Offshore, Inc. | Pipe connector |
SE8504842L (sv) * | 1985-10-17 | 1987-04-18 | Santrade Ltd | Borrstang for slaende bergborrning |
US5358285A (en) * | 1992-12-03 | 1994-10-25 | Prideco, Inc. | Stress relief groove for drill pipe |
US5355968A (en) * | 1993-05-20 | 1994-10-18 | Grant Tfw, Inc. | Tool joint stress relief groove |
US5535837A (en) * | 1994-07-05 | 1996-07-16 | Grant Prideco, Inc. | Helical stress relief groove apparatus and method for subterranean well drill pipe assemblies |
-
1998
- 1998-07-30 GB GB9816494A patent/GB2340148B/en not_active Expired - Fee Related
-
1999
- 1999-07-26 AT AT99305930T patent/ATE258645T1/de not_active IP Right Cessation
- 1999-07-26 EP EP99305930A patent/EP0979922B1/fr not_active Expired - Lifetime
- 1999-07-27 CA CA002278987A patent/CA2278987A1/fr not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
GB9816494D0 (en) | 1998-09-23 |
GB2340148A (en) | 2000-02-16 |
EP0979922A2 (fr) | 2000-02-16 |
GB2340148B (en) | 2002-12-31 |
CA2278987A1 (fr) | 2000-01-30 |
EP0979922A3 (fr) | 2001-01-17 |
EP0979922B1 (fr) | 2004-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |