NO860394L - Testventil. - Google Patents

Testventil.

Info

Publication number
NO860394L
NO860394L NO860394A NO860394A NO860394L NO 860394 L NO860394 L NO 860394L NO 860394 A NO860394 A NO 860394A NO 860394 A NO860394 A NO 860394A NO 860394 L NO860394 L NO 860394L
Authority
NO
Norway
Prior art keywords
valve
pressure
fluid
piston
control
Prior art date
Application number
NO860394A
Other languages
English (en)
Norwegian (no)
Inventor
Daniel Richard Reardon
Original Assignee
Hughes Tool 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 Hughes Tool Co filed Critical Hughes Tool Co
Publication of NO860394L publication Critical patent/NO860394L/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
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/001—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells specially adapted for underwater installations
    • 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)
  • Check Valves (AREA)
  • Saccharide Compounds (AREA)
NO860394A 1985-03-04 1986-02-05 Testventil. NO860394L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/707,914 US4577692A (en) 1985-03-04 1985-03-04 Pressure operated test valve

Publications (1)

Publication Number Publication Date
NO860394L true NO860394L (no) 1986-09-05

Family

ID=24843657

Family Applications (1)

Application Number Title Priority Date Filing Date
NO860394A NO860394L (no) 1985-03-04 1986-02-05 Testventil.

Country Status (5)

Country Link
US (1) US4577692A (fr)
CA (1) CA1248441A (fr)
GB (1) GB2172034B (fr)
NO (1) NO860394L (fr)
SG (1) SG15388G (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4658904A (en) * 1985-05-31 1987-04-21 Schlumberger Technology Corporation Subsea master valve for use in well testing
GB8909892D0 (en) * 1989-04-28 1989-06-14 Exploration & Prod Serv Well control apparatus
GB9117119D0 (en) * 1991-08-08 1991-09-25 Exploration And Production Nor Tubing test valve
GB9326062D0 (en) * 1993-12-21 1994-02-23 Exploration & Prod Serv Horizontal tree safety valve
GB9511386D0 (en) * 1995-06-06 1995-08-02 Petroleum Eng Services Improvements relating to ball valves
US7938189B2 (en) * 2006-03-03 2011-05-10 Schlumberger Technology Corporation Pressure protection for a control chamber of a well tool
WO2013052050A1 (fr) * 2011-10-06 2013-04-11 Halliburton Energy Services, Inc. Vanne de testeur de fond de puits possédant des capacités de chargement rapide, et procédé d'utilisation
MX2018012079A (es) 2016-05-10 2019-01-14 Halliburton Energy Services Inc Valvula de prueba debajo de empacador de produccion.
CN109751039B (zh) * 2018-12-15 2022-09-30 洛阳润成石化设备有限公司 井下试油电控液压模块化测试系统
CN113027417B (zh) * 2021-03-04 2024-02-27 长江水利委员会长江科学院 一种适用于深水位钻孔地应力测试的保水泄压装置及方法
US12404745B1 (en) * 2024-02-29 2025-09-02 Halliburton Energy Services, Inc. Autonomous injection flow control valve

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3824850A (en) * 1971-11-17 1974-07-23 Schlumberger Technology Corp Pressure controlled test valve system for offshore wells
US3856085A (en) * 1973-11-15 1974-12-24 Halliburton Co Improved annulus pressure operated well testing apparatus and its method of operation
US3964544A (en) * 1975-06-20 1976-06-22 Halliburton Company Pressure operated isolation valve for use in a well testing and treating apparatus, and its method of operation
US4234043A (en) * 1977-10-17 1980-11-18 Baker International Corporation Removable subsea test valve system for deep water
US4109724A (en) * 1977-10-27 1978-08-29 Halliburton Company Oil well testing valve with liquid spring
US4378850A (en) * 1980-06-13 1983-04-05 Halliburton Company Hydraulic fluid supply apparatus and method for a downhole tool
US4341266A (en) * 1980-09-15 1982-07-27 Lynes, Inc. Pressure operated test tool
US4431051A (en) * 1981-11-19 1984-02-14 Otis Engineering Corporation Surface controlled subsurface safety valve
US4489786A (en) * 1983-09-19 1984-12-25 Halliburton Company Low pressure responsive downhole tool with differential pressure holding means

Also Published As

Publication number Publication date
SG15388G (en) 1988-07-08
CA1248441A (fr) 1989-01-10
US4577692A (en) 1986-03-25
GB2172034A (en) 1986-09-10
GB2172034B (en) 1987-12-23
GB8602616D0 (en) 1986-03-12

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