NO158963C - Overflatestyrt sikkerhetsventil til bruk i broennproduksjonsroer. - Google Patents

Overflatestyrt sikkerhetsventil til bruk i broennproduksjonsroer.

Info

Publication number
NO158963C
NO158963C NO802336A NO802336A NO158963C NO 158963 C NO158963 C NO 158963C NO 802336 A NO802336 A NO 802336A NO 802336 A NO802336 A NO 802336A NO 158963 C NO158963 C NO 158963C
Authority
NO
Norway
Prior art keywords
valve
surface control
control valve
bears
burn production
Prior art date
Application number
NO802336A
Other languages
English (en)
Norwegian (no)
Other versions
NO158963B (no
NO802336L (no
Inventor
Ernest P Fisher Jr
John H Yonker
Original Assignee
Otis Eng Co
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 Eng Co filed Critical Otis Eng Co
Publication of NO802336L publication Critical patent/NO802336L/no
Publication of NO158963B publication Critical patent/NO158963B/no
Publication of NO158963C publication Critical patent/NO158963C/no

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)
NO802336A 1979-09-13 1980-08-05 Overflatestyrt sikkerhetsventil til bruk i broennproduksjonsroer. NO158963C (no)

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 NO802336L (no) 1981-03-16
NO158963B NO158963B (no) 1988-08-08
NO158963C true NO158963C (no) 1988-11-16

Family

ID=22124424

Family Applications (1)

Application Number Title Priority Date Filing Date
NO802336A NO158963C (no) 1979-09-13 1980-08-05 Overflatestyrt sikkerhetsventil til bruk i broennproduksjonsroer.

Country Status (4)

Country Link
CA (1) CA1149734A (fr)
FR (1) FR2468813B1 (fr)
GB (2) GB2060029B (fr)
NO (1) NO158963C (fr)

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 (zh) * 2022-06-16 2024-03-01 惟其信石油机械(天津)有限公司 大通径井下安全阀及其使用方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1285847A (fr) * 1961-04-08 1962-02-23 Camco Soupape de sûreté fonctionnant dans la zone de sous-sol d'un puits
US4149698A (en) * 1977-04-13 1979-04-17 Otis Engineering Corporation Surface controlled subsurface safety valve

Also Published As

Publication number Publication date
GB2060029B (en) 1983-09-21
FR2468813B1 (fr) 1986-04-04
CA1149734A (fr) 1983-07-12
GB2109037A (en) 1983-05-25
FR2468813A1 (fr) 1981-05-08
GB2060029A (en) 1981-04-29
NO158963B (no) 1988-08-08
NO802336L (no) 1981-03-16
GB2109037B (en) 1984-03-21

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