NO802336L - DIPPABLE SAFETY VALVE. - Google Patents
DIPPABLE SAFETY VALVE.Info
- Publication number
- NO802336L NO802336L NO802336A NO802336A NO802336L NO 802336 L NO802336 L NO 802336L NO 802336 A NO802336 A NO 802336A NO 802336 A NO802336 A NO 802336A NO 802336 L NO802336 L NO 802336L
- Authority
- NO
- Norway
- Prior art keywords
- dippable
- safety valve
- safety
- valve
- dippable safety
- 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
- E21B34/105—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole retrievable, e.g. wire line retrievable, i.e. with an element which can be landed into a landing-nipple provided with a passage for control fluid
-
- 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)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Safety Valves (AREA)
- Lift Valve (AREA)
- Magnetically Actuated Valves (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7523979A | 1979-09-13 | 1979-09-13 |
Publications (3)
Publication Number | Publication Date |
---|---|
NO802336L true NO802336L (en) | 1981-03-16 |
NO158963B NO158963B (en) | 1988-08-08 |
NO158963C NO158963C (en) | 1988-11-16 |
Family
ID=22124424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO802336A NO158963C (en) | 1979-09-13 | 1980-08-05 | SURFACE CONTROL VALVE VALVE FOR USE IN BURN PRODUCTION BEARS. |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA1149734A (en) |
FR (1) | FR2468813B1 (en) |
GB (2) | GB2060029B (en) |
NO (1) | NO158963C (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2223781B (en) * | 1988-10-11 | 1992-06-10 | Camco Inc | Large bore retrievable well safety valve |
CN114909107B (en) * | 2022-06-16 | 2024-03-01 | 惟其信石油机械(天津)有限公司 | Large-drift-diameter underground safety valve and use method thereof |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1285847A (en) * | 1961-04-08 | 1962-02-23 | Camco | Safety valve operating in the basement area of a well |
US4149698A (en) * | 1977-04-13 | 1979-04-17 | Otis Engineering Corporation | Surface controlled subsurface safety valve |
-
1980
- 1980-08-05 NO NO802336A patent/NO158963C/en unknown
- 1980-08-19 CA CA000358514A patent/CA1149734A/en not_active Expired
- 1980-09-12 FR FR8019747A patent/FR2468813B1/en not_active Expired
- 1980-09-12 GB GB8029568A patent/GB2060029B/en not_active Expired
-
1982
- 1982-11-12 GB GB08232321A patent/GB2109037B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2109037B (en) | 1984-03-21 |
NO158963B (en) | 1988-08-08 |
CA1149734A (en) | 1983-07-12 |
NO158963C (en) | 1988-11-16 |
FR2468813B1 (en) | 1986-04-04 |
FR2468813A1 (en) | 1981-05-08 |
GB2060029A (en) | 1981-04-29 |
GB2109037A (en) | 1983-05-25 |
GB2060029B (en) | 1983-09-21 |
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