NO911661D0 - Styreanordning og fremgangsmaate som reagerer paa skiftendestimulus. - Google Patents
Styreanordning og fremgangsmaate som reagerer paa skiftendestimulus.Info
- Publication number
- NO911661D0 NO911661D0 NO911661A NO911661A NO911661D0 NO 911661 D0 NO911661 D0 NO 911661D0 NO 911661 A NO911661 A NO 911661A NO 911661 A NO911661 A NO 911661A NO 911661 D0 NO911661 D0 NO 911661D0
- Authority
- NO
- Norway
- Prior art keywords
- control device
- procedure response
- changing stimulus
- stimulus
- changing
- 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
- E21B34/16—Control means therefor being outside 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
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86622—Motor-operated
- Y10T137/8663—Fluid motor
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)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Earth Drilling (AREA)
- Flow Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/520,702 US5056600A (en) | 1990-05-07 | 1990-05-07 | Control apparatus and method responsive to a changing stimulus |
Publications (2)
Publication Number | Publication Date |
---|---|
NO911661D0 true NO911661D0 (no) | 1991-04-26 |
NO911661L NO911661L (no) | 1991-11-08 |
Family
ID=24073731
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO91911661A NO911661L (no) | 1990-05-07 | 1991-04-26 | Styreanordning og fremgangsmaate som reagerer paa skiftendestimulus. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5056600A (no) |
EP (1) | EP0456415A3 (no) |
AU (1) | AU639327B2 (no) |
CA (1) | CA2041960C (no) |
NO (1) | NO911661L (no) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5332035A (en) * | 1991-07-15 | 1994-07-26 | Halliburton Company | Shut-in tools |
US5279363A (en) * | 1991-07-15 | 1994-01-18 | Halliburton Company | Shut-in tools |
US5234057A (en) * | 1991-07-15 | 1993-08-10 | Halliburton Company | Shut-in tools |
US5355960A (en) * | 1992-12-18 | 1994-10-18 | Halliburton Company | Pressure change signals for remote control of downhole tools |
US5546988A (en) * | 1994-09-23 | 1996-08-20 | Alliedsignal Inc. | Servo multiplexing system |
WO1999054591A1 (en) * | 1998-04-22 | 1999-10-28 | Schlumberger Technology Corporation | Controlling multiple downhole tools |
US6173772B1 (en) * | 1999-04-22 | 2001-01-16 | Schlumberger Technology Corporation | Controlling multiple downhole tools |
US6550538B1 (en) | 2000-11-21 | 2003-04-22 | Schlumberger Technology Corporation | Communication with a downhole tool |
US6767849B2 (en) * | 2001-09-24 | 2004-07-27 | Malden Mills Industries, Inc. | Fabric with disparate surface properties |
US7644646B1 (en) | 2007-06-13 | 2010-01-12 | Sauer-Danfoss, Inc. | Three position servo system to control the displacement of a hydraulic motor |
US7730826B2 (en) * | 2007-07-31 | 2010-06-08 | Sauer-Danfoss Inc. | Swashplate type axial piston device having apparatus for providing three operating displacements |
US9010442B2 (en) | 2011-08-29 | 2015-04-21 | Halliburton Energy Services, Inc. | Method of completing a multi-zone fracture stimulation treatment of a wellbore |
WO2016145340A1 (en) * | 2015-03-11 | 2016-09-15 | Saudi Arabian Oil Company | Method for conducting well testing operations with nitrogen lifting, production logging, and buildup testing on single coiled tubing run |
RU2685361C1 (ru) * | 2018-09-19 | 2019-04-17 | Общество с ограниченной ответственностью Научно-производственная фирма "Пакер" | Отсекатель скважины |
US20240295160A1 (en) * | 2023-03-03 | 2024-09-05 | Halliburton Energy Services, Inc. | Compensator piston for a shunt closure |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3643505A (en) * | 1970-02-02 | 1972-02-22 | Schlumberger Technology Corp | Programmed offshore formation testers |
US3901314A (en) * | 1974-09-18 | 1975-08-26 | Schlumberger Technology Corp | Pressure controlled tester valve |
US4079784A (en) * | 1976-03-22 | 1978-03-21 | Texaco Inc. | Method for in situ combustion for enhanced thermal recovery of hydrocarbons from a well and ignition system therefor |
US4559970A (en) * | 1981-10-26 | 1985-12-24 | C.S.E. Automation Engineering Services, Inc. | Pilot control relay valve apparatus |
US4597439A (en) * | 1985-07-26 | 1986-07-01 | Schlumberger Technology Corporation | Full-bore sample-collecting apparatus |
US4746423A (en) * | 1986-09-15 | 1988-05-24 | R. E. Wright Associates | In-well pump skimmer |
US4747451A (en) * | 1987-08-06 | 1988-05-31 | Oil Well Automation, Inc. | Level sensor |
US4796699A (en) * | 1988-05-26 | 1989-01-10 | Schlumberger Technology Corporation | Well tool control system and method |
-
1990
- 1990-05-07 US US07/520,702 patent/US5056600A/en not_active Expired - Fee Related
-
1991
- 1991-04-26 NO NO91911661A patent/NO911661L/no unknown
- 1991-05-01 AU AU76315/91A patent/AU639327B2/en not_active Ceased
- 1991-05-02 EP EP19910303980 patent/EP0456415A3/en not_active Ceased
- 1991-05-06 CA CA 2041960 patent/CA2041960C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO911661L (no) | 1991-11-08 |
CA2041960A1 (en) | 1991-11-08 |
EP0456415A2 (en) | 1991-11-13 |
CA2041960C (en) | 1994-06-14 |
US5056600A (en) | 1991-10-15 |
EP0456415A3 (en) | 1992-11-25 |
AU639327B2 (en) | 1993-07-22 |
AU7631591A (en) | 1991-11-07 |
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