NO855000L - Underjordisk sikkerhetsventil for hoeye temperaturer. - Google Patents

Underjordisk sikkerhetsventil for hoeye temperaturer.

Info

Publication number
NO855000L
NO855000L NO85855000A NO855000A NO855000L NO 855000 L NO855000 L NO 855000L NO 85855000 A NO85855000 A NO 85855000A NO 855000 A NO855000 A NO 855000A NO 855000 L NO855000 L NO 855000L
Authority
NO
Norway
Prior art keywords
high temperatures
safety valve
underground safety
underground
valve
Prior art date
Application number
NO85855000A
Other languages
English (en)
Other versions
NO173837B (no
NO173837C (no
Inventor
Ronald Earl Pringle
Original Assignee
Camco Inc
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 Camco Inc filed Critical Camco Inc
Publication of NO855000L publication Critical patent/NO855000L/no
Publication of NO173837B publication Critical patent/NO173837B/no
Publication of NO173837C publication Critical patent/NO173837C/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
    • 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
    • E21B2200/05—Flapper valves

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Lift Valve (AREA)
  • Temperature-Responsive Valves (AREA)
  • Fluid-Driven Valves (AREA)
NO855000A 1985-03-11 1985-12-12 Underjordisk sikringsventil for hoeye temperaturer NO173837C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71073785A 1985-03-11 1985-03-11

Publications (3)

Publication Number Publication Date
NO855000L true NO855000L (no) 1986-09-12
NO173837B NO173837B (no) 1993-11-01
NO173837C NO173837C (no) 1994-02-09

Family

ID=24855313

Family Applications (1)

Application Number Title Priority Date Filing Date
NO855000A NO173837C (no) 1985-03-11 1985-12-12 Underjordisk sikringsventil for hoeye temperaturer

Country Status (3)

Country Link
FR (1) FR2578619A1 (no)
GB (1) GB2172321B (no)
NO (1) NO173837C (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4669547A (en) * 1985-03-11 1987-06-02 Camco, Incorporated High temperature subsurface safety valve
US4935932A (en) * 1988-08-15 1990-06-19 Spectra-Physics, Inc. Apparatus using induced birefringence to improve laser beam quality
US5293943A (en) * 1991-07-05 1994-03-15 Halliburton Company Safety valve, sealing ring and seal assembly
GB2323872B (en) * 1994-10-19 1999-02-24 Camco Int Subsurface safety valve
CA2840716C (en) 2011-07-06 2019-09-03 Shell Internationale Research Maatschappij B.V. System and method for injecting a treatment fluid into a wellbore and a treatment fluid injection valve
CN103930647B (zh) 2011-11-08 2017-11-17 国际壳牌研究有限公司 用于烃井的阀，设置有该阀的烃井以及该阀的应用
CA2861417A1 (en) 2012-02-14 2013-08-22 Shell Internationale Research Maatschappij B.V. Method for producing hydrocarbon gas from a wellbore and valve assembly
CN205876267U (zh) * 2013-10-31 2017-01-11 国际壳牌研究有限公司 用于将处理流体注入井眼中的注入阀

Also Published As

Publication number Publication date
GB8603066D0 (en) 1986-03-12
GB2172321B (en) 1988-01-06
NO173837B (no) 1993-11-01
NO173837C (no) 1994-02-09
GB2172321A (en) 1986-09-17
FR2578619A1 (fr) 1986-09-12

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Legal Events

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MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN JUNE 2003