AU2250777A - Fluid pressure valve actuator - Google Patents

Fluid pressure valve actuator

Info

Publication number
AU2250777A
AU2250777A AU22507/77A AU2250777A AU2250777A AU 2250777 A AU2250777 A AU 2250777A AU 22507/77 A AU22507/77 A AU 22507/77A AU 2250777 A AU2250777 A AU 2250777A AU 2250777 A AU2250777 A AU 2250777A
Authority
AU
Australia
Prior art keywords
fluid pressure
pressure valve
valve actuator
actuator
fluid
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
AU22507/77A
Inventor
Sydney Sylvan Helmus
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.)
Baker Hughes Oilfield Operations LLC
Original Assignee
Baker Oil Tools 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
Priority claimed from AU72493/74A external-priority patent/AU483848B2/en
Application filed by Baker Oil Tools Inc filed Critical Baker Oil Tools Inc
Priority to AU22507/77A priority Critical patent/AU2250777A/en
Publication of AU2250777A publication Critical patent/AU2250777A/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
    • E21B34/02—Valve arrangements for boreholes or wells in well heads
    • E21B34/04—Valve arrangements for boreholes or wells in well heads in underwater well heads
    • E21B34/045—Valve arrangements for boreholes or wells in well heads in underwater well heads adapted to be lowered on a tubular string into position within a blow-out preventer stack, e.g. so-called test trees
    • 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

  • 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)
AU22507/77A 1974-08-19 1977-02-21 Fluid pressure valve actuator Expired AU2250777A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU22507/77A AU2250777A (en) 1974-08-19 1977-02-21 Fluid pressure valve actuator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU72493/74A AU483848B2 (en) 1974-08-19 1974-08-19 Removable subsea production test valve assembly
AU22507/77A AU2250777A (en) 1974-08-19 1977-02-21 Fluid pressure valve actuator

Publications (1)

Publication Number Publication Date
AU2250777A true AU2250777A (en) 1977-04-28

Family

ID=25618622

Family Applications (1)

Application Number Title Priority Date Filing Date
AU22507/77A Expired AU2250777A (en) 1974-08-19 1977-02-21 Fluid pressure valve actuator

Country Status (1)

Country Link
AU (1) AU2250777A (en)

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