JPS4965302A - - Google Patents

Info

Publication number
JPS4965302A
JPS4965302A JP48065464A JP6546473A JPS4965302A JP S4965302 A JPS4965302 A JP S4965302A JP 48065464 A JP48065464 A JP 48065464A JP 6546473 A JP6546473 A JP 6546473A JP S4965302 A JPS4965302 A JP S4965302A
Authority
JP
Japan
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.)
Granted
Application number
JP48065464A
Other languages
Japanese (ja)
Other versions
JPS5441963B2 (cs
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 filed Critical
Publication of JPS4965302A publication Critical patent/JPS4965302A/ja
Publication of JPS5441963B2 publication Critical patent/JPS5441963B2/ja
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
    • E21B34/06—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
    • E21B34/101—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for equalizing fluid pressure above and below the valve
    • 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
    • E21B34/08—Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/02—Subsoil filtering
    • E21B43/10—Setting of casings, screens, liners or the like in wells
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/14—Obtaining from a multiple-zone well
    • 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)
  • Taps Or Cocks (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Pipe Accessories (AREA)
JP6546473A 1972-09-05 1973-06-12 Expired JPS5441963B2 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28615172A 1972-09-05 1972-09-05

Publications (2)

Publication Number Publication Date
JPS4965302A true JPS4965302A (cs) 1974-06-25
JPS5441963B2 JPS5441963B2 (cs) 1979-12-11

Family

ID=23097315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6546473A Expired JPS5441963B2 (cs) 1972-09-05 1973-06-12

Country Status (2)

Country Link
US (1) US3797573A (cs)
JP (1) JPS5441963B2 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4924125A (en) * 1987-09-15 1990-05-08 Clark Automotive Developments Limited Electric motor or alternator

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4289201A (en) * 1979-08-20 1981-09-15 Otis Engineering Corporation Well test apparatus
FR2576966B1 (fr) * 1985-02-05 1988-02-19 Petroles Cie Francaise Ensemble de securite annulaire pour puits petrolier, en particulier a double zone de production
GB9509547D0 (en) * 1995-05-11 1995-07-05 Expro North Sea Ltd Completion sub-sea test tree
US5573064A (en) * 1995-05-24 1996-11-12 Specialty Machine & Supply, Inc. Automatic catch apparatus and method
US6173788B1 (en) * 1998-04-07 2001-01-16 Baker Hughes Incorporated Wellpacker and a method of running an I-wire or control line past a packer
US6199635B1 (en) * 1999-01-27 2001-03-13 Charles G. Brunet Shifting apparatus and method for use in tubular strings for selective orientation of tubular strings below the shifting apparatus
US7234527B2 (en) * 2002-07-03 2007-06-26 Halliburton Energy Services, Inc. System and method for fail-safe disconnect from a subsea well
CN109973058B (zh) * 2019-04-17 2021-04-30 中国矿业大学 一种双层叠置含煤层气系统单井排采装置及排采方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3071117A (en) * 1958-09-08 1963-01-01 Otis Eng Co Pressure responsive valve actuator
US3363693A (en) * 1965-10-18 1968-01-16 Exxon Production Research Co Servicing a plurality of well tubings
US3494421A (en) * 1965-11-29 1970-02-10 Otis Eng Corp Method of installing a wellhead system
US3531085A (en) * 1967-12-12 1970-09-29 Crane Co Gem ball valve
US3576309A (en) * 1969-02-19 1971-04-27 Fmc Corp Top entry ball valve
US3696868A (en) * 1970-12-18 1972-10-10 Otis Eng Corp Well flow control valves and well systems utilizing the same
US3703193A (en) * 1970-12-28 1972-11-21 Otis Eng Corp Valves

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4924125A (en) * 1987-09-15 1990-05-08 Clark Automotive Developments Limited Electric motor or alternator

Also Published As

Publication number Publication date
JPS5441963B2 (cs) 1979-12-11
DE2343479A1 (de) 1974-03-14
US3797573A (en) 1974-03-19
DE2343479B2 (de) 1976-06-24

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