DE3587124D1 - Untersuchungsvorrichtung zur mehrfachausnutzung. - Google Patents
Untersuchungsvorrichtung zur mehrfachausnutzung.Info
- Publication number
- DE3587124D1 DE3587124D1 DE8585301991T DE3587124T DE3587124D1 DE 3587124 D1 DE3587124 D1 DE 3587124D1 DE 8585301991 T DE8585301991 T DE 8585301991T DE 3587124 T DE3587124 T DE 3587124T DE 3587124 D1 DE3587124 D1 DE 3587124D1
- Authority
- DE
- Germany
- Prior art keywords
- multiple use
- examination device
- examination
- 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.)
- Expired - Fee Related
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
- E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
-
- 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
- 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/10—Locating fluid leaks, intrusions or movements
- E21B47/117—Detecting leaks, e.g. from tubing, by pressure testing
-
- 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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
-
- 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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
- E21B49/087—Well testing, e.g. testing for reservoir productivity or formation parameters
-
- 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
- E21B2200/04—Ball valves
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Check Valves (AREA)
- Earth Drilling (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/596,321 US4633952A (en) | 1984-04-03 | 1984-04-03 | Multi-mode testing tool and method of use |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3587124D1 true DE3587124D1 (de) | 1993-04-08 |
DE3587124T2 DE3587124T2 (de) | 1993-06-09 |
Family
ID=24386861
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE91103721T Expired - Fee Related DE3587729T2 (de) | 1984-04-03 | 1985-03-12 | Untersuchungsvorrichtung zur Mehrfachausnutzung. |
DE8585301991T Expired - Fee Related DE3587124T2 (de) | 1984-04-03 | 1985-03-12 | Untersuchungsvorrichtung zur mehrfachausnutzung. |
DE3588059T Expired - Fee Related DE3588059T2 (de) | 1984-04-03 | 1985-03-12 | Betätigungseinrichtung für eine Untersuchungsvorrichtung zur Mehrfachausnutzung. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE91103721T Expired - Fee Related DE3587729T2 (de) | 1984-04-03 | 1985-03-12 | Untersuchungsvorrichtung zur Mehrfachausnutzung. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3588059T Expired - Fee Related DE3588059T2 (de) | 1984-04-03 | 1985-03-12 | Betätigungseinrichtung für eine Untersuchungsvorrichtung zur Mehrfachausnutzung. |
Country Status (11)
Country | Link |
---|---|
US (2) | US4633952A (de) |
EP (3) | EP0158465B1 (de) |
AU (7) | AU588801B2 (de) |
BR (1) | BR8501445A (de) |
CA (1) | CA1228800A (de) |
DE (3) | DE3587729T2 (de) |
DK (1) | DK148485A (de) |
MX (1) | MX161675A (de) |
MY (1) | MY101431A (de) |
NO (1) | NO851069L (de) |
SG (1) | SG47593G (de) |
Families Citing this family (97)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4633952A (en) * | 1984-04-03 | 1987-01-06 | Halliburton Company | Multi-mode testing tool and method of use |
US4753292A (en) * | 1985-07-03 | 1988-06-28 | Halliburton Company | Method of well testing |
US4650001A (en) * | 1985-11-12 | 1987-03-17 | Halliburton Company | Assembly for reducing the force applied to a slot and lug guide |
US4657082A (en) | 1985-11-12 | 1987-04-14 | Halliburton Company | Circulation valve and method for operating the same |
US4667743A (en) * | 1985-12-12 | 1987-05-26 | Halliburton Company | Low pressure responsive tester valve with ratchet |
US4691779A (en) * | 1986-01-17 | 1987-09-08 | Halliburton Company | Hydrostatic referenced safety-circulating valve |
US4736798A (en) * | 1986-05-16 | 1988-04-12 | Halliburton Company | Rapid cycle annulus pressure responsive tester valve |
US4694903A (en) * | 1986-06-20 | 1987-09-22 | Halliburton Company | Flapper type annulus pressure responsive tubing tester valve |
US4804044A (en) * | 1987-04-20 | 1989-02-14 | Halliburton Services | Perforating gun firing tool and method of operation |
US4823125A (en) * | 1987-06-30 | 1989-04-18 | Develco, Inc. | Method and apparatus for stabilizing a communication sensor in a borehole |
US4817723A (en) * | 1987-07-27 | 1989-04-04 | Halliburton Company | Apparatus for retaining axial mandrel movement relative to a cylindrical housing |
US4842064A (en) * | 1987-12-22 | 1989-06-27 | Otis Engineering Corporation | Well testing apparatus and methods |
US4846272A (en) * | 1988-08-18 | 1989-07-11 | Eastern Oil Tolls Pte, Ltd. | Downhole shuttle valve for wells |
US5337827A (en) * | 1988-10-27 | 1994-08-16 | Schlumberger Technology Corporation | Pressure-controlled well tester adapted to be selectively retained in a predetermined operating position |
US4883123A (en) * | 1988-11-23 | 1989-11-28 | Halliburton Company | Above packer perforate, test and sample tool and method of use |
US4915171A (en) * | 1988-11-23 | 1990-04-10 | Halliburton Company | Above packer perforate test and sample tool and method of use |
FR2644842B1 (fr) * | 1989-03-22 | 1996-06-14 | Inst Francais Du Petrole | Methode et dispositif de diagraphie de production en puits eruptif |
US4962815A (en) * | 1989-07-17 | 1990-10-16 | Halliburton Company | Inflatable straddle packer |
US5050681A (en) * | 1990-07-10 | 1991-09-24 | Halliburton Company | Hydraulic system for electronically controlled pressure activated downhole testing tool |
US5044443A (en) * | 1990-08-17 | 1991-09-03 | Otis Engineering Corporation | Method and apparatus for producing wells |
GB9021488D0 (en) * | 1990-10-03 | 1990-11-14 | Exploration & Prod Serv | Drill test tools |
US5180015A (en) * | 1990-10-04 | 1993-01-19 | Halliburton Company | Hydraulic lockout device for pressure controlled well tools |
US5149984A (en) * | 1991-02-20 | 1992-09-22 | Halliburton Company | Electric power supply for use downhole |
US5251703A (en) * | 1991-02-20 | 1993-10-12 | Halliburton Company | Hydraulic system for electronically controlled downhole testing tool |
US5101907A (en) * | 1991-02-20 | 1992-04-07 | Halliburton Company | Differential actuating system for downhole tools |
US5127477A (en) * | 1991-02-20 | 1992-07-07 | Halliburton Company | Rechargeable hydraulic power source for actuating downhole tool |
US5217077A (en) * | 1991-06-20 | 1993-06-08 | Baker Hughes Incorporated | Resettable packer |
US5918670A (en) * | 1991-08-31 | 1999-07-06 | Expro North Sea Limited | Multi-sensor relief valve well test system |
GB9118692D0 (en) * | 1991-08-31 | 1991-10-16 | Coutts Graeme F | Multi-sensor relief valve well test system |
US5180007A (en) * | 1991-10-21 | 1993-01-19 | Halliburton Company | Low pressure responsive downhold tool with hydraulic lockout |
US5318130A (en) * | 1992-08-11 | 1994-06-07 | Halliburton Company | Selective downhole operating system and method |
US5383520A (en) * | 1992-09-22 | 1995-01-24 | Halliburton Company | Coiled tubing inflatable packer with circulating port |
FR2709147B1 (fr) * | 1992-10-20 | 1999-05-14 | Camco Int | Outil d'orientation à disposer dans un puits pour orienter en rotation un outil travaillant dans le puits. |
US5335731A (en) * | 1992-10-22 | 1994-08-09 | Ringgenberg Paul D | Formation testing apparatus and method |
US5293937A (en) * | 1992-11-13 | 1994-03-15 | Halliburton Company | Acoustic system and method for performing operations in a well |
US5273112A (en) * | 1992-12-18 | 1993-12-28 | Halliburton Company | Surface control of well annulus pressure |
US5412568A (en) * | 1992-12-18 | 1995-05-02 | Halliburton Company | Remote programming of a downhole tool |
US5355960A (en) * | 1992-12-18 | 1994-10-18 | Halliburton Company | Pressure change signals for remote control of downhole tools |
US5343956A (en) * | 1992-12-30 | 1994-09-06 | Baker Hughes Incorporated | Coiled tubing set and released resettable inflatable bridge plug |
US5341883A (en) * | 1993-01-14 | 1994-08-30 | Halliburton Company | Pressure test and bypass valve with rupture disc |
US5482119A (en) * | 1994-09-30 | 1996-01-09 | Halliburton Company | Multi-mode well tool with hydraulic bypass assembly |
GB9513657D0 (en) * | 1995-07-05 | 1995-09-06 | Phoenix P A Ltd | Downhole flow control tool |
GB9525008D0 (en) * | 1995-12-07 | 1996-02-07 | Red Baron Oil Tools Rental | Bypass valve |
GB2311315A (en) * | 1996-03-22 | 1997-09-24 | Smith International | Hydraulic sliding side-door sleeve |
US5803175A (en) * | 1996-04-17 | 1998-09-08 | Myers, Jr.; William Desmond | Perforating gun connection and method of connecting for live well deployment |
US5682921A (en) * | 1996-05-28 | 1997-11-04 | Baker Hughes Incorporated | Undulating transverse interface for curved flapper seal |
GB2313610B (en) * | 1996-05-29 | 2000-04-26 | Baker Hughes Inc | Method of performing a downhole operation |
US5826657A (en) * | 1997-01-23 | 1998-10-27 | Halliburton Energy Services, Inc. | Selectively locking open a downhole tester valve |
US5890542A (en) * | 1997-04-01 | 1999-04-06 | Halliburton Energy Services, Inc. | Apparatus for early evaluation formation testing |
GB2326892B (en) * | 1997-07-02 | 2001-08-01 | Baker Hughes Inc | Downhole lubricator for installation of extended assemblies |
US5979558A (en) * | 1997-07-21 | 1999-11-09 | Bouldin; Brett Wayne | Variable choke for use in a subterranean well |
US5984014A (en) | 1997-12-01 | 1999-11-16 | Halliburton Energy Services, Inc. | Pressure responsive well tool with intermediate stage pressure position |
US6148919A (en) * | 1998-04-24 | 2000-11-21 | Halliburton Energy Services, Inc. | Apparatus having a releasable lock |
US6688390B2 (en) * | 1999-03-25 | 2004-02-10 | Schlumberger Technology Corporation | Formation fluid sampling apparatus and method |
GB2412133B (en) * | 2001-03-01 | 2005-11-09 | Schlumberger Holdings | System for pressure testing tubing |
US6717283B2 (en) * | 2001-12-20 | 2004-04-06 | Halliburton Energy Services, Inc. | Annulus pressure operated electric power generator |
US7012545B2 (en) * | 2002-02-13 | 2006-03-14 | Halliburton Energy Services, Inc. | Annulus pressure operated well monitoring |
GB2428718B (en) | 2003-04-01 | 2007-08-29 | Specialised Petroleum Serv Ltd | Actuation Mechanism for Downhole tool |
US7201230B2 (en) * | 2003-05-15 | 2007-04-10 | Halliburton Energy Services, Inc. | Hydraulic control and actuation system for downhole tools |
US7258167B2 (en) * | 2004-10-13 | 2007-08-21 | Baker Hughes Incorporated | Method and apparatus for storing energy and multiplying force to pressurize a downhole fluid sample |
US7552773B2 (en) * | 2005-08-08 | 2009-06-30 | Halliburton Energy Services, Inc. | Multicycle hydraulic control valve |
CN101563522A (zh) | 2006-07-03 | 2009-10-21 | Bj服务公司 | 步进式棘轮机构 |
US7716979B1 (en) | 2006-09-25 | 2010-05-18 | Abshire Phillip E | Method and apparatus for the testing of downhole injection assemblies |
US7909094B2 (en) * | 2007-07-06 | 2011-03-22 | Halliburton Energy Services, Inc. | Oscillating fluid flow in a wellbore |
US7921876B2 (en) | 2007-11-28 | 2011-04-12 | Halliburton Energy Services, Inc. | Rotary control valve and associated actuator control system |
US20090250224A1 (en) * | 2008-04-04 | 2009-10-08 | Halliburton Energy Services, Inc. | Phase Change Fluid Spring and Method for Use of Same |
US8240387B2 (en) * | 2008-11-11 | 2012-08-14 | Wild Well Control, Inc. | Casing annulus tester for diagnostics and testing of a wellbore |
US8087463B2 (en) * | 2009-01-13 | 2012-01-03 | Halliburton Energy Services, Inc. | Multi-position hydraulic actuator |
US8127834B2 (en) * | 2009-01-13 | 2012-03-06 | Halliburton Energy Services, Inc. | Modular electro-hydraulic controller for well tool |
US7926575B2 (en) | 2009-02-09 | 2011-04-19 | Halliburton Energy Services, Inc. | Hydraulic lockout device for pressure controlled well tools |
US8151888B2 (en) * | 2009-03-25 | 2012-04-10 | Halliburton Energy Services, Inc. | Well tool with combined actuation of multiple valves |
CN101793146B (zh) * | 2010-03-19 | 2013-02-20 | 中国石油天然气股份有限公司 | 水平井地层测试方法 |
WO2011153098A1 (en) * | 2010-06-01 | 2011-12-08 | Smith International, Inc. | Liner hanger fluid diverter tool and related methods |
WO2012048144A2 (en) | 2010-10-06 | 2012-04-12 | Colorado School Of Mines | Downhole tools and methods for selectively accessing a tubular annulus of a wellbore |
US9562419B2 (en) | 2010-10-06 | 2017-02-07 | Colorado School Of Mines | Downhole tools and methods for selectively accessing a tubular annulus of a wellbore |
US8657010B2 (en) * | 2010-10-26 | 2014-02-25 | Weatherford/Lamb, Inc. | Downhole flow device with erosion resistant and pressure assisted metal seal |
US8727315B2 (en) | 2011-05-27 | 2014-05-20 | Halliburton Energy Services, Inc. | Ball valve |
WO2013033547A1 (en) * | 2011-09-01 | 2013-03-07 | Schlumberger Canada Limited | Sample capture prioritization |
US8800662B2 (en) * | 2011-09-02 | 2014-08-12 | Vetco Gray Inc. | Subsea test tree control system |
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WO2013052050A1 (en) * | 2011-10-06 | 2013-04-11 | Halliburton Energy Services, Inc. | Downhole tester valve having rapid charging capabilities and method for use thereof |
US9133686B2 (en) | 2011-10-06 | 2015-09-15 | Halliburton Energy Services, Inc. | Downhole tester valve having rapid charging capabilities and method for use thereof |
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CN103114843B (zh) * | 2013-02-18 | 2015-07-08 | 中国石油天然气股份有限公司 | 不起下管柱多层段连续试油系统及其操作方法 |
GB2514170A (en) * | 2013-05-16 | 2014-11-19 | Oilsco Technologies Ltd | Apparatus and method for controlling a downhole device |
US9470062B2 (en) | 2014-02-24 | 2016-10-18 | Baker Hughes Incorporated | Apparatus and method for controlling multiple downhole devices |
CN108386136A (zh) * | 2018-03-20 | 2018-08-10 | 西南石油大学 | 扩眼器刀翼液压控制执行机构 |
CN108412425B (zh) * | 2018-05-09 | 2023-05-16 | 华南师范大学 | 一种钻头导向式新型钻井工具 |
CN109577891B (zh) * | 2018-12-03 | 2020-12-08 | 西南石油大学 | 一种深水油气井溢流监测方法 |
WO2020190298A1 (en) | 2019-03-21 | 2020-09-24 | Halliburton Energy Services, Inc. | Siphon pump chimney for formation tester |
US11466536B2 (en) * | 2019-10-04 | 2022-10-11 | Vault Pressure Control, Llc | Hydraulic override for confined space |
CN111594136B (zh) * | 2020-04-28 | 2022-04-29 | 重庆科技学院 | 一种多功能动力钻具实验平台 |
EP4256171A4 (de) * | 2020-12-04 | 2024-09-18 | Services Petroliers Schlumberger | Doppelkugelsitzsystem |
MX2024002416A (es) | 2021-08-26 | 2024-08-22 | Colorado School Of Mines | Sistema y metodo para recolectar energia geotermica de una formacion subterranea. |
CN113833457B (zh) * | 2021-09-26 | 2023-05-16 | 西南石油大学 | 一种随钻地层压力测量仪器的执行机构 |
CN114961605B (zh) * | 2022-06-02 | 2023-07-18 | 中海石油(中国)有限公司湛江分公司 | 一种液压启闭的循环阀 |
CN116752939B (zh) * | 2023-08-22 | 2023-10-17 | 西南石油大学 | 一种基于固态循环举升的稠油开采装置及其方法 |
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US4361187A (en) * | 1980-02-21 | 1982-11-30 | Halliburton Company | Downhole mixing valve |
US4328866A (en) * | 1980-03-07 | 1982-05-11 | Halliburton Company | Check valve assembly |
US4295361A (en) * | 1980-04-03 | 1981-10-20 | Halliburton Company | Drill pipe tester with automatic fill-up |
US4319633A (en) * | 1980-04-03 | 1982-03-16 | Halliburton Services | Drill pipe tester and safety valve |
US4319634A (en) * | 1980-04-03 | 1982-03-16 | Halliburton Services | Drill pipe tester valve |
US4324293A (en) * | 1980-04-29 | 1982-04-13 | Halliburton Services | Circulation valve |
US4355685A (en) * | 1980-05-22 | 1982-10-26 | Halliburton Services | Ball operated J-slot |
US4341266A (en) * | 1980-09-15 | 1982-07-27 | Lynes, Inc. | Pressure operated test tool |
US4429748A (en) * | 1980-11-05 | 1984-02-07 | Halliburton Company | Low pressure responsive APR tester valve |
US4422506A (en) * | 1980-11-05 | 1983-12-27 | Halliburton Company | Low pressure responsive APR tester valve |
US4364430A (en) * | 1980-11-24 | 1982-12-21 | Halliburton Company | Anchor positioner assembly |
US4403659A (en) * | 1981-04-13 | 1983-09-13 | Schlumberger Technology Corporation | Pressure controlled reversing valve |
US4474242A (en) * | 1981-06-29 | 1984-10-02 | Schlumberger Technology Corporation | Annulus pressure controlled reversing valve |
US4383578A (en) * | 1981-07-02 | 1983-05-17 | Baker International Corporation | Casing bore receptacle with fluid check valve |
US4421172A (en) * | 1981-07-13 | 1983-12-20 | Halliburton Company | Drill pipe tester and safety valve |
US4399870A (en) * | 1981-10-22 | 1983-08-23 | Hughes Tool Company | Annulus operated test valve |
US4444267A (en) * | 1981-12-30 | 1984-04-24 | Halliburton Company | Ball valve housing |
US4448254A (en) * | 1982-03-04 | 1984-05-15 | Halliburton Company | Tester valve with silicone liquid spring |
US4444268A (en) * | 1982-03-04 | 1984-04-24 | Halliburton Company | Tester valve with silicone liquid spring |
US4522266A (en) * | 1982-03-05 | 1985-06-11 | Halliburton Company | Downhole tester valve with resilient seals |
US4458762A (en) * | 1982-04-21 | 1984-07-10 | Halliburton Company | Recloseable auxiliary valve |
US4452313A (en) * | 1982-04-21 | 1984-06-05 | Halliburton Company | Circulation valve |
US4576233A (en) * | 1982-09-28 | 1986-03-18 | Geo Vann, Inc. | Differential pressure actuated vent assembly |
US4515219A (en) * | 1983-09-19 | 1985-05-07 | Halliburton Company | Low pressure responsive downhole tool with floating shoe retarding means |
US4489786A (en) * | 1983-09-19 | 1984-12-25 | Halliburton Company | Low pressure responsive downhole tool with differential pressure holding means |
US4502537A (en) * | 1983-09-23 | 1985-03-05 | Halliburton Services | Annular sample chamber, full bore, APR® sampler |
US4498536A (en) * | 1983-10-03 | 1985-02-12 | Baker Oil Tools, Inc. | Method of washing, injecting swabbing or flow testing subterranean wells |
US4633952A (en) * | 1984-04-03 | 1987-01-06 | Halliburton Company | Multi-mode testing tool and method of use |
-
1984
- 1984-04-03 US US06/596,321 patent/US4633952A/en not_active Expired - Lifetime
-
1985
- 1985-02-20 CA CA000474772A patent/CA1228800A/en not_active Expired
- 1985-03-12 EP EP85301991A patent/EP0158465B1/de not_active Expired - Lifetime
- 1985-03-12 EP EP92110872A patent/EP0513844B1/de not_active Expired - Lifetime
- 1985-03-12 DE DE91103721T patent/DE3587729T2/de not_active Expired - Fee Related
- 1985-03-12 EP EP91103721A patent/EP0435856B1/de not_active Expired - Lifetime
- 1985-03-12 DE DE8585301991T patent/DE3587124T2/de not_active Expired - Fee Related
- 1985-03-12 DE DE3588059T patent/DE3588059T2/de not_active Expired - Fee Related
- 1985-03-18 NO NO851069A patent/NO851069L/no unknown
- 1985-03-28 AU AU40471/85A patent/AU588801B2/en not_active Ceased
- 1985-03-28 MX MX204771A patent/MX161675A/es unknown
- 1985-03-29 BR BR8501445A patent/BR8501445A/pt not_active IP Right Cessation
- 1985-04-01 DK DK148485A patent/DK148485A/da not_active Application Discontinuation
-
1986
- 1986-12-31 US US06/948,340 patent/US4711305A/en not_active Expired - Lifetime
-
1987
- 1987-09-19 MY MYPI87001773A patent/MY101431A/en unknown
-
1989
- 1989-12-04 AU AU45815/89A patent/AU624879B2/en not_active Ceased
- 1989-12-04 AU AU45817/89A patent/AU625105B2/en not_active Ceased
- 1989-12-04 AU AU45814/89A patent/AU625579B2/en not_active Ceased
- 1989-12-04 AU AU45820/89A patent/AU625245B2/en not_active Ceased
- 1989-12-04 AU AU45816/89A patent/AU625104B2/en not_active Ceased
- 1989-12-04 AU AU45812/89A patent/AU625878B2/en not_active Ceased
-
1993
- 1993-04-16 SG SG47593A patent/SG47593G/en unknown
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