NO173200C - CLOSING VALVE - Google Patents

CLOSING VALVE

Info

Publication number
NO173200C
NO173200C NO912895A NO912895A NO173200C NO 173200 C NO173200 C NO 173200C NO 912895 A NO912895 A NO 912895A NO 912895 A NO912895 A NO 912895A NO 173200 C NO173200 C NO 173200C
Authority
NO
Norway
Prior art keywords
closing valve
closing
valve
Prior art date
Application number
NO912895A
Other languages
Norwegian (no)
Other versions
NO173200B (en
NO912895L (en
NO912895D0 (en
Inventor
Jakob Olsen
Original Assignee
Jakob Olsen
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 Jakob Olsen filed Critical Jakob Olsen
Priority to NO912895A priority Critical patent/NO173200C/en
Publication of NO912895D0 publication Critical patent/NO912895D0/en
Priority to PCT/NO1992/000126 priority patent/WO1993002273A1/en
Priority to AU23642/92A priority patent/AU2364292A/en
Publication of NO912895L publication Critical patent/NO912895L/en
Publication of NO173200B publication Critical patent/NO173200B/en
Publication of NO173200C publication Critical patent/NO173200C/en

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
    • E21B34/02—Valve arrangements for boreholes or wells in well heads

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)
  • Compressor (AREA)
NO912895A 1991-07-24 1991-07-24 CLOSING VALVE NO173200C (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NO912895A NO173200C (en) 1991-07-24 1991-07-24 CLOSING VALVE
PCT/NO1992/000126 WO1993002273A1 (en) 1991-07-24 1992-07-23 Shut-off valve
AU23642/92A AU2364292A (en) 1991-07-24 1992-07-23 Shut-off valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO912895A NO173200C (en) 1991-07-24 1991-07-24 CLOSING VALVE

Publications (4)

Publication Number Publication Date
NO912895D0 NO912895D0 (en) 1991-07-24
NO912895L NO912895L (en) 1993-01-25
NO173200B NO173200B (en) 1993-08-02
NO173200C true NO173200C (en) 1993-11-10

Family

ID=19894327

Family Applications (1)

Application Number Title Priority Date Filing Date
NO912895A NO173200C (en) 1991-07-24 1991-07-24 CLOSING VALVE

Country Status (3)

Country Link
AU (1) AU2364292A (en)
NO (1) NO173200C (en)
WO (1) WO1993002273A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2286840B (en) * 1994-02-10 1997-09-03 Fmc Corp Safety valve for horizontal tree
EP1812680B1 (en) * 2004-11-13 2010-01-13 Hunting Cromar Limited Improved valve
GB0425117D0 (en) 2004-11-13 2004-12-15 Cromar Ltd Improved valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589667A (en) * 1969-02-20 1971-06-29 Hydril Co Combination well blowout preventer
US4253638A (en) * 1979-08-02 1981-03-03 Cameron Iron Works, Inc. Blowout preventer

Also Published As

Publication number Publication date
WO1993002273A1 (en) 1993-02-04
AU2364292A (en) 1993-02-23
NO173200B (en) 1993-08-02
NO912895L (en) 1993-01-25
NO912895D0 (en) 1991-07-24

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