NO951983D0 - Nedihullsverktöy - Google Patents
NedihullsverktöyInfo
- Publication number
- NO951983D0 NO951983D0 NO951983A NO951983A NO951983D0 NO 951983 D0 NO951983 D0 NO 951983D0 NO 951983 A NO951983 A NO 951983A NO 951983 A NO951983 A NO 951983A NO 951983 D0 NO951983 D0 NO 951983D0
- Authority
- NO
- Norway
- Prior art keywords
- downhole tool
- downhole
- tool
- 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
- E21B34/108—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with time delay systems, e.g. hydraulic impedance 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
- E21B34/102—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for locking the closing element in open or closed position
-
- 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
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/06—Sleeve valves
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Coating Apparatus (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Drilling And Boring (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9410012A GB9410012D0 (en) | 1994-05-19 | 1994-05-19 | Equalising sub |
Publications (3)
Publication Number | Publication Date |
---|---|
NO951983D0 true NO951983D0 (no) | 1995-05-19 |
NO951983L NO951983L (no) | 1995-11-20 |
NO310841B1 NO310841B1 (no) | 2001-09-03 |
Family
ID=10755378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19951983A NO310841B1 (no) | 1994-05-19 | 1995-05-19 | Nedihullsverktöy |
Country Status (4)
Country | Link |
---|---|
US (1) | US5664629A (no) |
GB (2) | GB9410012D0 (no) |
IT (1) | IT1274529B (no) |
NO (1) | NO310841B1 (no) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5810087A (en) * | 1996-01-24 | 1998-09-22 | Schlumberger Technology Corporation | Formation isolation valve adapted for building a tool string of any desired length prior to lowering the tool string downhole for performing a wellbore operation |
US5842521A (en) * | 1997-01-29 | 1998-12-01 | Baker Hughes Incorporated | Downhole pressure relief valve for well pump |
US6230807B1 (en) | 1997-03-19 | 2001-05-15 | Schlumberger Technology Corp. | Valve operating mechanism |
US6039118A (en) * | 1997-05-01 | 2000-03-21 | Weatherford/Lamb, Inc. | Wellbore tool movement control and method of controlling a wellbore tool |
US6070670A (en) * | 1997-05-01 | 2000-06-06 | Weatherford/Lamb, Inc. | Movement control system for wellbore apparatus and method of controlling a wellbore tool |
GB9710746D0 (en) | 1997-05-27 | 1997-07-16 | Petroleum Eng Services | Downhole pressure activated device |
US6779030B1 (en) * | 1997-10-06 | 2004-08-17 | Worldcom, Inc. | Intelligent network |
US6041864A (en) * | 1997-12-12 | 2000-03-28 | Schlumberger Technology Corporation | Well isolation system |
US6227298B1 (en) * | 1997-12-15 | 2001-05-08 | Schlumberger Technology Corp. | Well isolation system |
US6024173A (en) * | 1998-03-03 | 2000-02-15 | Schlumberger Technology Corporation | Inflatable shifting tool |
US6244351B1 (en) | 1999-01-11 | 2001-06-12 | Schlumberger Technology Corporation | Pressure-controlled actuating mechanism |
US6834726B2 (en) * | 2002-05-29 | 2004-12-28 | Weatherford/Lamb, Inc. | Method and apparatus to reduce downhole surge pressure using hydrostatic valve |
NO20051733D0 (no) * | 2005-04-08 | 2005-04-08 | Well Innovation As | Fremgangsmate for bruk av en hydraulisk belastningskompensert tidsforsinkelse |
WO2006107215A1 (en) * | 2005-04-08 | 2006-10-12 | Well Innovation As | Method and means for providing time delay in downhole well operations |
US7422065B1 (en) * | 2007-04-30 | 2008-09-09 | Petroquip Energy Services, Llp | System for controlling zones of fluid in and out of a wellbore |
US7793733B2 (en) * | 2008-08-28 | 2010-09-14 | Baker Hughes Incorporated | Valve trigger for downhole tools |
WO2012037646A1 (en) * | 2010-09-22 | 2012-03-29 | Packers Plus Energy Services Inc. | Delayed opening wellbore tubular port closure |
US8171998B1 (en) | 2011-01-14 | 2012-05-08 | Petroquip Energy Services, Llp | System for controlling hydrocarbon bearing zones using a selectively openable and closable downhole tool |
US9068411B2 (en) | 2012-05-25 | 2015-06-30 | Baker Hughes Incorporated | Thermal release mechanism for downhole tools |
US9650866B2 (en) | 2013-03-07 | 2017-05-16 | Geodynamics, Inc. | Hydraulic delay toe valve system and method |
US10138725B2 (en) | 2013-03-07 | 2018-11-27 | Geodynamics, Inc. | Hydraulic delay toe valve system and method |
US10138709B2 (en) | 2013-03-07 | 2018-11-27 | Geodynamics, Inc. | Hydraulic delay toe valve system and method |
US10066461B2 (en) | 2013-03-07 | 2018-09-04 | Geodynamics, Inc. | Hydraulic delay toe valve system and method |
CN104453810B (zh) * | 2014-12-17 | 2017-02-01 | 中科金佳(北京)油田技术开发有限公司 | 智能注水装置 |
CA2939576A1 (en) * | 2015-08-31 | 2017-02-28 | Geodynamics, Inc. | Hydraulic delay toe valve system and method |
US10927635B2 (en) * | 2017-10-10 | 2021-02-23 | Baker Hughes, A Ge Company, Llc | Pump down isolation plug |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3794112A (en) * | 1972-10-02 | 1974-02-26 | Exxon Production Research Co | Surface controlled subsurface safety valve |
US4083409A (en) * | 1977-05-02 | 1978-04-11 | Halliburton Company | Full flow bypass valve |
US4258793A (en) * | 1979-05-16 | 1981-03-31 | Halliburton Company | Oil well testing string bypass valve |
US4448254A (en) * | 1982-03-04 | 1984-05-15 | Halliburton Company | Tester valve with silicone liquid spring |
US4458762A (en) * | 1982-04-21 | 1984-07-10 | Halliburton Company | Recloseable auxiliary valve |
US4617999A (en) * | 1984-11-28 | 1986-10-21 | Halliburton Company | Downhole tool with compression chamber |
US4646838A (en) * | 1985-12-12 | 1987-03-03 | Halliburton Company | Low pressure responsive tester valve with spring retaining means |
US4691779A (en) * | 1986-01-17 | 1987-09-08 | Halliburton Company | Hydrostatic referenced safety-circulating valve |
US4770246A (en) * | 1986-08-11 | 1988-09-13 | Dresser Industries, Inc. | Method and apparatus for firing borehole perforating apparatus |
US5050681A (en) * | 1990-07-10 | 1991-09-24 | Halliburton Company | Hydraulic system for electronically controlled pressure activated downhole testing tool |
US5058673A (en) * | 1990-08-28 | 1991-10-22 | Schlumberger Technology Corporation | Hydraulically set packer useful with independently set straddle packers including an inflate/deflate valve and a hydraulic ratchet associated with the straddle packers |
US5103906A (en) * | 1990-10-24 | 1992-04-14 | Halliburton Company | Hydraulic timer for downhole tool |
US5180007A (en) * | 1991-10-21 | 1993-01-19 | Halliburton Company | Low pressure responsive downhold tool with hydraulic lockout |
US5209303A (en) * | 1991-11-20 | 1993-05-11 | Halliburton Company | Compressible liquid mechanism for downhole tool |
US5558162A (en) * | 1994-05-05 | 1996-09-24 | Halliburton Company | Mechanical lockout for pressure responsive downhole tool |
-
1994
- 1994-05-19 GB GB9410012A patent/GB9410012D0/en active Pending
-
1995
- 1995-05-18 US US08/443,526 patent/US5664629A/en not_active Expired - Fee Related
- 1995-05-19 IT ITMI951017A patent/IT1274529B/it active IP Right Grant
- 1995-05-19 GB GB9510189A patent/GB2289488B/en not_active Expired - Fee Related
- 1995-05-19 NO NO19951983A patent/NO310841B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT1274529B (it) | 1997-07-17 |
ITMI951017A1 (it) | 1996-11-19 |
NO310841B1 (no) | 2001-09-03 |
GB9410012D0 (en) | 1994-07-06 |
GB2289488B (en) | 1998-02-18 |
ITMI951017A0 (it) | 1995-05-19 |
US5664629A (en) | 1997-09-09 |
NO951983L (no) | 1995-11-20 |
GB9510189D0 (en) | 1995-07-12 |
GB2289488A (en) | 1995-11-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN NOVEMBER 2003 |