FR2176659B1 - - Google Patents

Info

Publication number
FR2176659B1
FR2176659B1 FR7244402A FR7244402A FR2176659B1 FR 2176659 B1 FR2176659 B1 FR 2176659B1 FR 7244402 A FR7244402 A FR 7244402A FR 7244402 A FR7244402 A FR 7244402A FR 2176659 B1 FR2176659 B1 FR 2176659B1
Authority
FR
France
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
FR7244402A
Other languages
French (fr)
Other versions
FR2176659A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baker Hughes Oilfield Operations LLC
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
Publication of FR2176659A1 publication Critical patent/FR2176659A1/fr
Application granted granted Critical
Publication of FR2176659B1 publication Critical patent/FR2176659B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
FR7244402A 1972-03-22 1972-12-13 Expired FR2176659B1 (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2176659A1 FR2176659A1 (en) 1973-11-02
FR2176659B1 true FR2176659B1 (en) 1976-08-20

Family

ID=22891583

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7244402A Expired FR2176659B1 (en) 1972-03-22 1972-12-13

Country Status (6)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5085371A (en) * 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 (en) * 2017-08-31 2023-03-24 成都西南石大石油工程技术有限公司 Double-channel plug valve

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
FR2176659A1 (en) 1973-11-02
DE2313937C3 (en) 1975-10-23
JPS4913727A (en) 1974-02-06
IT986033B (en) 1975-01-10
GB1390050A (en) 1975-04-09
DE2313937A1 (en) 1973-09-27
JPS5441003B2 (en) 1979-12-06
GB1390049A (en) 1975-04-09
DE2313937B2 (en) 1975-03-06

Similar Documents

Publication Publication Date Title
FR2257096B1 (en)
FR2170278A1 (en)
FR2176659B1 (en)
DK133952C (en)
JPS4913989A (en)
JPS5237726Y2 (en)
JPS4928540U (en)
FR2194950A1 (en)
JPS5113441Y2 (en)
FR2194117A5 (en)
FR2193652B1 (en)
JPS4951985U (en)
JPS4984560U (en)
JPS48104449U (en)
JPS49102844U (en)
JPS4956050U (en)
NL7303125A (en)
CH1693173A4 (en)
BG18318A1 (en)
BG22428A1 (en)
CH572586A5 (en)
CH566031A5 (en)
BG21837A3 (en)
SE7110672L (en)
BG21601A3 (en)

Legal Events

Date Code Title Description
ST Notification of lapse