JPS5441003B2 - - Google Patents

Info

Publication number
JPS5441003B2
JPS5441003B2 JP12806072A JP12806072A JPS5441003B2 JP S5441003 B2 JPS5441003 B2 JP S5441003B2 JP 12806072 A JP12806072 A JP 12806072A JP 12806072 A JP12806072 A JP 12806072A JP S5441003 B2 JPS5441003 B2 JP S5441003B2
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.)
Expired
Application number
JP12806072A
Other languages
Japanese (ja)
Other versions
JPS4913727A (enrdf_load_stackoverflow
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 JPS4913727A publication Critical patent/JPS4913727A/ja
Publication of JPS5441003B2 publication Critical patent/JPS5441003B2/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
    • 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

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Taps Or Cocks (AREA)
  • Braking Arrangements (AREA)
  • Multiple-Way Valves (AREA)
  • Check Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
JP12806072A 1972-03-22 1972-12-20 Expired JPS5441003B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23692972A 1972-03-22 1972-03-22

Publications (2)

Publication Number Publication Date
JPS4913727A JPS4913727A (enrdf_load_stackoverflow) 1974-02-06
JPS5441003B2 true JPS5441003B2 (enrdf_load_stackoverflow) 1979-12-06

Family

ID=22891583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12806072A Expired JPS5441003B2 (enrdf_load_stackoverflow) 1972-03-22 1972-12-20

Country Status (6)

Country Link
JP (1) JPS5441003B2 (enrdf_load_stackoverflow)
CA (1) CA960637A (enrdf_load_stackoverflow)
DE (1) DE2313937C3 (enrdf_load_stackoverflow)
FR (1) FR2176659B1 (enrdf_load_stackoverflow)
GB (2) GB1390050A (enrdf_load_stackoverflow)
IT (1) IT986033B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5085371A (enrdf_load_stackoverflow) * 1973-11-28 1975-07-09
US4062406A (en) * 1976-10-15 1977-12-13 Baker International Corporation Valve and lubricator apparatus
EP0053983A1 (en) * 1980-12-09 1982-06-16 Schlumberger Technology Corporation Composite ball valve seal assembly
US5050839A (en) * 1989-02-15 1991-09-24 Otis Engineering Corporation Valve
GB0423015D0 (en) 2004-10-16 2004-11-17 Enovate Systems Ltd Improved ball valve
US7469708B2 (en) * 2004-12-21 2008-12-30 Fisher Controls International Llc Universal fluid valve body
CN107387002B (zh) * 2017-08-31 2023-03-24 成都西南石大石油工程技术有限公司 一种双通道旋塞阀

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3233860A (en) * 1962-04-16 1966-02-08 Otis Eng Co Ball valve improvement
US3249124A (en) * 1963-06-14 1966-05-03 Schlumberger Well Surv Corp Borehole apparatus valves
US3583442A (en) * 1968-12-23 1971-06-08 Otis Eng Co Rotary valves

Also Published As

Publication number Publication date
DE2313937A1 (de) 1973-09-27
DE2313937B2 (de) 1975-03-06
JPS4913727A (enrdf_load_stackoverflow) 1974-02-06
GB1390050A (en) 1975-04-09
FR2176659B1 (enrdf_load_stackoverflow) 1976-08-20
GB1390049A (en) 1975-04-09
CA960637A (en) 1975-01-07
DE2313937C3 (de) 1975-10-23
IT986033B (it) 1975-01-10
FR2176659A1 (enrdf_load_stackoverflow) 1973-11-02

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