ATE319911T1 - Drosselventil zum unterdruckbohren - Google Patents
Drosselventil zum unterdruckbohrenInfo
- Publication number
- ATE319911T1 ATE319911T1 AT02291569T AT02291569T ATE319911T1 AT E319911 T1 ATE319911 T1 AT E319911T1 AT 02291569 T AT02291569 T AT 02291569T AT 02291569 T AT02291569 T AT 02291569T AT E319911 T1 ATE319911 T1 AT E319911T1
- Authority
- AT
- Austria
- Prior art keywords
- variable aperture
- pressure
- drill string
- downhole
- throttle valve
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title abstract 4
- 239000012530 fluid Substances 0.000 abstract 2
- 238000000034 method Methods 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/08—Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
- E21B21/085—Underbalanced techniques, i.e. where borehole fluid pressure is below formation pressure
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
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)
- Lift Valve (AREA)
- Details Of Valves (AREA)
- Manipulator (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02291569A EP1375817B1 (fr) | 2002-06-24 | 2002-06-24 | Soupape d'étranglement de forage en sous-pression |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE319911T1 true ATE319911T1 (de) | 2006-03-15 |
Family
ID=29716949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT02291569T ATE319911T1 (de) | 2002-06-24 | 2002-06-24 | Drosselventil zum unterdruckbohren |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1375817B1 (fr) |
AT (1) | ATE319911T1 (fr) |
DE (1) | DE60209669D1 (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8955619B2 (en) | 2002-05-28 | 2015-02-17 | Weatherford/Lamb, Inc. | Managed pressure drilling |
US7836946B2 (en) | 2002-10-31 | 2010-11-23 | Weatherford/Lamb, Inc. | Rotating control head radial seal protection and leak detection systems |
US8826988B2 (en) | 2004-11-23 | 2014-09-09 | Weatherford/Lamb, Inc. | Latch position indicator system and method |
US7926593B2 (en) * | 2004-11-23 | 2011-04-19 | Weatherford/Lamb, Inc. | Rotating control device docking station |
US7836973B2 (en) * | 2005-10-20 | 2010-11-23 | Weatherford/Lamb, Inc. | Annulus pressure control drilling systems and methods |
US8517122B2 (en) | 2007-06-04 | 2013-08-27 | Cardinal Trading Company Pty Ltd. | Air/water separator and methods of use thereof |
US7997345B2 (en) | 2007-10-19 | 2011-08-16 | Weatherford/Lamb, Inc. | Universal marine diverter converter |
US8286734B2 (en) | 2007-10-23 | 2012-10-16 | Weatherford/Lamb, Inc. | Low profile rotating control device |
US8844652B2 (en) | 2007-10-23 | 2014-09-30 | Weatherford/Lamb, Inc. | Interlocking low profile rotating control device |
US9359853B2 (en) | 2009-01-15 | 2016-06-07 | Weatherford Technology Holdings, Llc | Acoustically controlled subsea latching and sealing system and method for an oilfield device |
US8322432B2 (en) | 2009-01-15 | 2012-12-04 | Weatherford/Lamb, Inc. | Subsea internal riser rotating control device system and method |
US8347983B2 (en) | 2009-07-31 | 2013-01-08 | Weatherford/Lamb, Inc. | Drilling with a high pressure rotating control device |
US8347982B2 (en) | 2010-04-16 | 2013-01-08 | Weatherford/Lamb, Inc. | System and method for managing heave pressure from a floating rig |
US9175542B2 (en) | 2010-06-28 | 2015-11-03 | Weatherford/Lamb, Inc. | Lubricating seal for use with a tubular |
CN102213083B (zh) * | 2011-04-19 | 2013-10-23 | 中国石油化工集团公司 | 负压射孔与泵抽超负压生产一体化生产工艺 |
CN102182439B (zh) * | 2011-04-26 | 2013-09-18 | 中国石油化工集团公司 | 一种平衡压力射孔负压返涌工艺 |
CN105332687B (zh) * | 2014-08-06 | 2018-05-22 | 新疆格瑞迪斯石油技术股份有限公司 | 控压钻井控制系统中井口目标压力的设置方法及装置 |
CN109915130B (zh) * | 2017-12-07 | 2022-02-01 | 中国石油天然气股份有限公司 | 一种试油装置及方法 |
US11566514B2 (en) * | 2020-10-19 | 2023-01-31 | Halliburton Energy Services, Inc. | Bottomhole choke for managed pressure cementing |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4630691A (en) * | 1983-05-19 | 1986-12-23 | Hooper David W | Annulus bypass peripheral nozzle jet pump pressure differential drilling tool and method for well drilling |
US5174392A (en) * | 1991-11-21 | 1992-12-29 | Reinhardt Paul A | Mechanically actuated fluid control device for downhole fluid motor |
US5355967A (en) * | 1992-10-30 | 1994-10-18 | Union Oil Company Of California | Underbalance jet pump drilling method |
US6230824B1 (en) * | 1998-03-27 | 2001-05-15 | Hydril Company | Rotating subsea diverter |
US6415877B1 (en) * | 1998-07-15 | 2002-07-09 | Deep Vision Llc | Subsea wellbore drilling system for reducing bottom hole pressure |
GB9904380D0 (en) * | 1999-02-25 | 1999-04-21 | Petroline Wellsystems Ltd | Drilling method |
US7222022B2 (en) | 2000-07-19 | 2007-05-22 | Schlumberger Technology Corporation | Method of determining properties relating to an underbalanced well |
CA2315969C (fr) * | 2000-08-15 | 2008-07-15 | Tesco Corporation | Outil de forage en sous-pression, et methode connexe |
-
2002
- 2002-06-24 EP EP02291569A patent/EP1375817B1/fr not_active Expired - Lifetime
- 2002-06-24 DE DE60209669T patent/DE60209669D1/de not_active Expired - Lifetime
- 2002-06-24 AT AT02291569T patent/ATE319911T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1375817A1 (fr) | 2004-01-02 |
EP1375817B1 (fr) | 2006-03-08 |
DE60209669D1 (de) | 2006-05-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |