NO931274L - Ventilstyreanordning - Google Patents
VentilstyreanordningInfo
- Publication number
- NO931274L NO931274L NO93931274A NO931274A NO931274L NO 931274 L NO931274 L NO 931274L NO 93931274 A NO93931274 A NO 93931274A NO 931274 A NO931274 A NO 931274A NO 931274 L NO931274 L NO 931274L
- Authority
- NO
- Norway
- Prior art keywords
- controlling device
- valve controlling
- valve
- controlling
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 the 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB909021488A GB9021488D0 (en) | 1990-10-03 | 1990-10-03 | Drill test tools |
PCT/GB1991/001679 WO1992006270A2 (en) | 1990-10-03 | 1991-09-30 | Valve control apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
NO931274D0 NO931274D0 (no) | 1993-04-02 |
NO931274L true NO931274L (no) | 1993-06-01 |
NO306876B1 NO306876B1 (no) | 2000-01-03 |
Family
ID=10683159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO931274A NO306876B1 (no) | 1990-10-03 | 1993-04-02 | Ventilstyreanordning av typen J-spalteindekser, for å styre to seksjoner i et testverktöy i en boreteststreng, saerlig to ventilseksjoner, og tilhörende fremgangsmåte |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0550569B1 (no) |
CA (1) | CA2093331C (no) |
DE (1) | DE69127370D1 (no) |
GB (2) | GB9021488D0 (no) |
NO (1) | NO306876B1 (no) |
WO (1) | WO1992006270A2 (no) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5482119A (en) * | 1994-09-30 | 1996-01-09 | Halliburton Company | Multi-mode well tool with hydraulic bypass assembly |
GB2311315A (en) * | 1996-03-22 | 1997-09-24 | Smith International | Hydraulic sliding side-door sleeve |
NO309540B1 (no) * | 1998-10-05 | 2001-02-12 | Subsurface Technology As | Pensinnretning som sekvensielt leder én hydraulisk fluidström til to eller flere uavhengig opererte hydrauliske enheter |
GB2377234B (en) * | 2001-07-05 | 2005-09-28 | Smith International | Multi-cycle downhole apparatus |
US7416029B2 (en) | 2003-04-01 | 2008-08-26 | Specialised Petroleum Services Group Limited | Downhole tool |
US8118098B2 (en) * | 2006-05-23 | 2012-02-21 | Schlumberger Technology Corporation | Flow control system and method for use in a wellbore |
US8196668B2 (en) | 2006-12-18 | 2012-06-12 | Schlumberger Technology Corporation | Method and apparatus for completing a well |
US8256518B2 (en) * | 2009-02-19 | 2012-09-04 | Schlumberger Technology Corporation | Fail as is mechanism and method |
GB201120448D0 (en) * | 2011-11-28 | 2012-01-11 | Oilsco Technologies Ltd | Apparatus and method |
GB201201652D0 (en) | 2012-01-31 | 2012-03-14 | Nov Downhole Eurasia Ltd | Downhole tool actuation |
US9638005B2 (en) | 2013-06-12 | 2017-05-02 | Exxonmobil Upstream Research Company | Combined anti-rotation apparatus and pressure test tool |
GB2535509A (en) | 2015-02-19 | 2016-08-24 | Nov Downhole Eurasia Ltd | Selective downhole actuator |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4109725A (en) * | 1977-10-27 | 1978-08-29 | Halliburton Company | Self adjusting liquid spring operating apparatus and method for use in an oil well valve |
US4355685A (en) * | 1980-05-22 | 1982-10-26 | Halliburton Services | Ball operated J-slot |
US4403659A (en) * | 1981-04-13 | 1983-09-13 | Schlumberger Technology Corporation | Pressure controlled reversing valve |
US4596294A (en) * | 1982-04-16 | 1986-06-24 | Russell Larry R | Surface control bent sub for directional drilling of petroleum wells |
US4633952A (en) * | 1984-04-03 | 1987-01-06 | Halliburton Company | Multi-mode testing tool and method of use |
US4650001A (en) * | 1985-11-12 | 1987-03-17 | Halliburton Company | Assembly for reducing the force applied to a slot and lug guide |
US4915171A (en) * | 1988-11-23 | 1990-04-10 | Halliburton Company | Above packer perforate test and sample tool and method of use |
US4913231A (en) * | 1988-12-09 | 1990-04-03 | Dowell Schlumberger | Tool for treating subterranean wells |
GB2231069B (en) * | 1989-04-28 | 1993-03-03 | Exploration & Prod Serv | Valves |
-
1990
- 1990-10-03 GB GB909021488A patent/GB9021488D0/en active Pending
-
1991
- 1991-09-30 CA CA002093331A patent/CA2093331C/en not_active Expired - Fee Related
- 1991-09-30 EP EP91917222A patent/EP0550569B1/en not_active Expired - Lifetime
- 1991-09-30 DE DE69127370T patent/DE69127370D1/de not_active Expired - Lifetime
- 1991-09-30 GB GB9120751A patent/GB2248465B/en not_active Expired - Fee Related
- 1991-09-30 WO PCT/GB1991/001679 patent/WO1992006270A2/en active IP Right Grant
-
1993
- 1993-04-02 NO NO931274A patent/NO306876B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2093331A1 (en) | 1992-04-04 |
DE69127370D1 (de) | 1997-09-25 |
GB2248465A (en) | 1992-04-08 |
EP0550569A1 (en) | 1993-07-14 |
GB9021488D0 (en) | 1990-11-14 |
NO306876B1 (no) | 2000-01-03 |
WO1992006270A3 (en) | 1992-08-06 |
GB9120751D0 (en) | 1991-11-13 |
GB2248465B (en) | 1994-12-07 |
WO1992006270A2 (en) | 1992-04-16 |
NO931274D0 (no) | 1993-04-02 |
CA2093331C (en) | 2001-08-28 |
EP0550569B1 (en) | 1997-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |