NO911661L - Styreanordning og fremgangsmaate som reagerer paa skiftendestimulus. - Google Patents
Styreanordning og fremgangsmaate som reagerer paa skiftendestimulus.Info
- Publication number
- NO911661L NO911661L NO91911661A NO911661A NO911661L NO 911661 L NO911661 L NO 911661L NO 91911661 A NO91911661 A NO 91911661A NO 911661 A NO911661 A NO 911661A NO 911661 L NO911661 L NO 911661L
- Authority
- NO
- Norway
- Prior art keywords
- change
- pressure
- changing stimulus
- movement
- net
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 230000003247 decreasing effect Effects 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
- 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 NO911661D0 (no) | 1991-04-26 |
| NO911661L true 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 (fr) |
| EP (1) | EP0456415A3 (fr) |
| AU (1) | AU639327B2 (fr) |
| CA (1) | CA2041960C (fr) |
| NO (1) | NO911661L (fr) |
Families Citing this family (16)
| 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 |
| AU4542299A (en) * | 1998-04-22 | 1999-11-08 | Schlumberger Technology Corporation | Controlling multiple downhole tools |
| RU2147674C1 (ru) * | 1998-08-13 | 2000-04-20 | Тюменский научно-исследовательский и проектный институт природного газа и газовых технологий (ТюменНИИГипрогаз) | Отсекатель потока для испытателя пластов |
| 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 |
| US20160273347A1 (en) * | 2015-03-11 | 2016-09-22 | 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 |
| US12258839B2 (en) * | 2023-03-03 | 2025-03-25 | 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/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0456415A2 (fr) | 1991-11-13 |
| CA2041960C (fr) | 1994-06-14 |
| AU639327B2 (en) | 1993-07-22 |
| CA2041960A1 (fr) | 1991-11-08 |
| AU7631591A (en) | 1991-11-07 |
| NO911661D0 (no) | 1991-04-26 |
| US5056600A (en) | 1991-10-15 |
| EP0456415A3 (en) | 1992-11-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO911661L (no) | Styreanordning og fremgangsmaate som reagerer paa skiftendestimulus. | |
| KR840001348A (ko) | 공기제어 시스템 | |
| Forbus et al. | Using qualitative simulation to generate explanations | |
| KR910700447A (ko) | 모니터링 | |
| CA2162424A1 (fr) | Racleur a vitesse controlee | |
| CA2225619A1 (fr) | Installation et procede pour la commande d'un appareil mobile | |
| Poloni et al. | Comparison of unsteady flow calculations in a pipe by the method of characteristics and the two-step differential Lax-Wendroff method | |
| BR8701114A (pt) | Dispositivo de valvula de esfera para aplicacoes submarinas | |
| DK0516648T3 (da) | Apparat til filmovertrækning og/eller sukkerdragering | |
| KR910007722A (ko) | 자동발진클러치의 제어장치 | |
| DK11782A (da) | Apparat til regulering af stroemningen af et fluidum | |
| SE8403411L (sv) | Motorhastighetsreglering i system for reglering av propellerstigning | |
| ATE31388T1 (de) | Zentrifugen-apparat. | |
| JPS5790764A (en) | Method and apparatus for controlling operational sequence of data processor | |
| JPS57204381A (en) | Flow rate control method and apparatus | |
| GB1213785A (en) | Improved scanning system | |
| ATE136741T1 (de) | Expandieren und trocknen von tabak | |
| GB2320351A (en) | Flow control means | |
| SU598030A1 (ru) | Способ регулировани расхода жидкости | |
| BOWER | Numerical simulation of viscoelastic flows of polymer fluids(Ph. D. Thesis) | |
| JPS56135703A (en) | Controlling method for turbine bypass | |
| JPS56162250A (en) | Controlling device of electronic type carburetor | |
| Bruijin et al. | A graduate course on process computer systems | |
| SE9801736D0 (sv) | Robotsimulator | |
| JPS55112877A (en) | Control device for pelton wheel |