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 (enrdf_load_html_response
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 (enrdf_load_html_response)

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 (enrdf_load_html_response) 1974-06-25
JPS5441963B2 JPS5441963B2 (enrdf_load_html_response) 1979-12-11

Family

ID=23097315

Family Applications (1)

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

Country Status (2)

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

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
DE2343479B2 (de) 1976-06-24
JPS5441963B2 (enrdf_load_html_response) 1979-12-11
US3797573A (en) 1974-03-19
DE2343479A1 (de) 1974-03-14

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