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AU497520B2 - Subsea control valve - Google Patents
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AU497520B2 - Subsea control valve - Google Patents

Subsea control valve

Info

Publication number
AU497520B2
AU497520B2 AU80063/75A AU8006375A AU497520B2 AU 497520 B2 AU497520 B2 AU 497520B2 AU 80063/75 A AU80063/75 A AU 80063/75A AU 8006375 A AU8006375 A AU 8006375A AU 497520 B2 AU497520 B2 AU 497520B2
Authority
AU
Australia
Prior art keywords
control valve
subsea control
subsea
valve
control
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
AU80063/75A
Other versions
AU8006375A (en
Inventor
J. T. Young D. D Aumann
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.)
Schlumberger Technology Corp
Original Assignee
Schlumberger Technology 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
Priority claimed from US05/462,824 external-priority patent/US3955623A/en
Priority claimed from US05/462,829 external-priority patent/US3967647A/en
Application filed by Schlumberger Technology Corp filed Critical Schlumberger Technology Corp
Publication of AU8006375A publication Critical patent/AU8006375A/en
Application granted granted Critical
Publication of AU497520B2 publication Critical patent/AU497520B2/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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/04—Cutting of wire lines or the like
    • 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)
  • Multiple-Way Valves (AREA)
  • Safety Valves (AREA)
AU80063/75A 1974-04-22 1975-04-14 Subsea control valve Expired AU497520B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
USUS462,829 1974-04-22
USUS462,824 1974-04-22
US05/462,824 US3955623A (en) 1974-04-22 1974-04-22 Subsea control valve apparatus
US05/462,829 US3967647A (en) 1974-04-22 1974-04-22 Subsea control valve apparatus

Publications (2)

Publication Number Publication Date
AU8006375A AU8006375A (en) 1976-10-14
AU497520B2 true AU497520B2 (en) 1978-12-14

Family

ID=27040468

Family Applications (1)

Application Number Title Priority Date Filing Date
AU80063/75A Expired AU497520B2 (en) 1974-04-22 1975-04-14 Subsea control valve

Country Status (5)

Country Link
AU (1) AU497520B2 (en)
FR (1) FR2268150B1 (en)
GB (1) GB1505557A (en)
NO (1) NO145481C (en)
OA (1) OA04986A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009753A (en) * 1976-03-22 1977-03-01 Schlumberger Technology Corporation Subsea master valve apparatus
US4086776A (en) * 1977-04-11 1978-05-02 Compagnie Francaise Des Petroles Lock means for a tension line
US4275786A (en) * 1978-12-15 1981-06-30 Schlumberger Technology Corporation Apparatus for selectively coupling cables to well tools
US4320804A (en) * 1979-08-06 1982-03-23 Baker International Corporation Subsea test tree
US4726424A (en) * 1985-04-17 1988-02-23 Raulins George M Well apparatus
GB2173840B (en) * 1985-04-17 1988-07-13 Norward Energy Services Ltd Well apparatus
CN110529072B (en) * 2019-08-20 2024-05-24 西南石油大学 Direct-current control underwater test tree
CN113445962B (en) * 2021-06-24 2022-05-31 西南石油大学 Hydraulic double-layer pipe double-gradient downhole blowout prevention valve
CN117108237B (en) * 2023-09-11 2026-04-10 西南石油大学 Underground three-way integrated blowout preventer

Also Published As

Publication number Publication date
AU8006375A (en) 1976-10-14
FR2268150B1 (en) 1982-09-10
NO145481C (en) 1982-04-07
FR2268150A1 (en) 1975-11-14
GB1505557A (en) 1978-03-30
OA04986A (en) 1980-11-30
NO145481B (en) 1981-12-21
NO751422L (en) 1975-10-23

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