GB2109037B - Surface controlled subsurface safety valve - Google Patents

Surface controlled subsurface safety valve

Info

Publication number
GB2109037B
GB2109037B GB08232321A GB8232321A GB2109037B GB 2109037 B GB2109037 B GB 2109037B GB 08232321 A GB08232321 A GB 08232321A GB 8232321 A GB8232321 A GB 8232321A GB 2109037 B GB2109037 B GB 2109037B
Authority
GB
United Kingdom
Prior art keywords
safety valve
subsurface safety
surface controlled
controlled subsurface
valve
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
Application number
GB08232321A
Other versions
GB2109037A (en
Inventor
Ernest Pillow Fisher
John Herman Yonker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Otis Engineering Corp
Original Assignee
Otis Engineering Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Otis Engineering Corp filed Critical Otis Engineering Corp
Publication of GB2109037A publication Critical patent/GB2109037A/en
Application granted granted Critical
Publication of GB2109037B publication Critical patent/GB2109037B/en
Expired legal-status Critical Current

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)
  • Magnetically Actuated Valves (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Lift Valve (AREA)
GB08232321A 1979-09-13 1982-11-12 Surface controlled subsurface safety valve Expired GB2109037B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7523979A 1979-09-13 1979-09-13

Publications (2)

Publication Number Publication Date
GB2109037A GB2109037A (en) 1983-05-25
GB2109037B true GB2109037B (en) 1984-03-21

Family

ID=22124424

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8029568A Expired GB2060029B (en) 1979-09-13 1980-09-12 Surface controlled subsurface safety valve
GB08232321A Expired GB2109037B (en) 1979-09-13 1982-11-12 Surface controlled subsurface safety valve

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8029568A Expired GB2060029B (en) 1979-09-13 1980-09-12 Surface controlled subsurface safety valve

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FR2468813A1 (en) 1981-05-08
CA1149734A (en) 1983-07-12
NO802336L (en) 1981-03-16
NO158963C (en) 1988-11-16
FR2468813B1 (en) 1986-04-04
GB2060029B (en) 1983-09-21
GB2060029A (en) 1981-04-29
GB2109037A (en) 1983-05-25
NO158963B (en) 1988-08-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920912