IT986033B - Valvola a sfera con sigillo resiliente - Google Patents

Valvola a sfera con sigillo resiliente

Info

Publication number
IT986033B
IT986033B IT54420/72A IT5442072A IT986033B IT 986033 B IT986033 B IT 986033B IT 54420/72 A IT54420/72 A IT 54420/72A IT 5442072 A IT5442072 A IT 5442072A IT 986033 B IT986033 B IT 986033B
Authority
IT
Italy
Prior art keywords
ball valve
resilient seal
resilient
seal
ball
Prior art date
Application number
IT54420/72A
Other languages
English (en)
Italian (it)
Original Assignee
Baker Oil Tools Inc
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 Baker Oil Tools Inc filed Critical Baker Oil Tools Inc
Application granted granted Critical
Publication of IT986033B publication Critical patent/IT986033B/it

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)
  • Check Valves (AREA)
  • Braking Arrangements (AREA)
  • Multiple-Way Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
IT54420/72A 1972-03-22 1972-12-01 Valvola a sfera con sigillo resiliente IT986033B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT986033B true IT986033B (it) 1975-01-10

Family

ID=22891583

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54420/72A IT986033B (it) 1972-03-22 1972-12-01 Valvola a sfera con sigillo resiliente

Country Status (6)

Country Link
JP (1) JPS5441003B2 (US20080293856A1-20081127-C00150.png)
CA (1) CA960637A (US20080293856A1-20081127-C00150.png)
DE (1) DE2313937C3 (US20080293856A1-20081127-C00150.png)
FR (1) FR2176659B1 (US20080293856A1-20081127-C00150.png)
GB (2) GB1390049A (US20080293856A1-20081127-C00150.png)
IT (1) IT986033B (US20080293856A1-20081127-C00150.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5085371A (US20080293856A1-20081127-C00150.png) * 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
CA960637A (en) 1975-01-07
GB1390049A (en) 1975-04-09
JPS5441003B2 (US20080293856A1-20081127-C00150.png) 1979-12-06
GB1390050A (en) 1975-04-09
JPS4913727A (US20080293856A1-20081127-C00150.png) 1974-02-06
FR2176659A1 (US20080293856A1-20081127-C00150.png) 1973-11-02
DE2313937A1 (de) 1973-09-27
DE2313937B2 (de) 1975-03-06
FR2176659B1 (US20080293856A1-20081127-C00150.png) 1976-08-20
DE2313937C3 (de) 1975-10-23

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