CA1020087A - Apparatus and process for preventing blow-outs - Google Patents

Apparatus and process for preventing blow-outs

Info

Publication number
CA1020087A
CA1020087A CA232,870A CA232870A CA1020087A CA 1020087 A CA1020087 A CA 1020087A CA 232870 A CA232870 A CA 232870A CA 1020087 A CA1020087 A CA 1020087A
Authority
CA
Canada
Prior art keywords
outs
preventing blow
blow
preventing
Prior art date
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
CA232,870A
Inventor
William R. Suter
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.)
Cities Service Co
Original Assignee
Cities Service Co
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 Cities Service Co filed Critical Cities Service Co
Application granted granted Critical
Publication of CA1020087A publication Critical patent/CA1020087A/en
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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • E21B21/106—Valve arrangements outside the borehole, e.g. kelly valves
    • 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
    • E21B34/02—Valve arrangements for boreholes or wells in well heads
CA232,870A 1974-10-29 1975-08-05 Apparatus and process for preventing blow-outs Expired CA1020087A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US518828A US3917008A (en) 1974-10-29 1974-10-29 Apparatus and process for preventing blow-outs

Publications (1)

Publication Number Publication Date
CA1020087A true CA1020087A (en) 1977-11-01

Family

ID=24065677

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232,870A Expired CA1020087A (en) 1974-10-29 1975-08-05 Apparatus and process for preventing blow-outs

Country Status (2)

Country Link
US (1) US3917008A (en)
CA (1) CA1020087A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063602A (en) * 1975-08-13 1977-12-20 Exxon Production Research Company Drilling fluid diverter system
US4413688A (en) * 1981-06-05 1983-11-08 Seabourn Joe M Diverter valve
US4444401A (en) * 1982-12-13 1984-04-24 Hydril Company Flow diverter seal with respective oblong and circular openings
DE3381219D1 (en) * 1982-12-13 1990-03-22 Hydril Co FLOW Diverter.
EP0131618B1 (en) * 1983-01-17 1988-07-20 Hydril Company Vent line system
US4566494A (en) * 1983-01-17 1986-01-28 Hydril Company Vent line system
WO1992006271A1 (en) * 1990-09-29 1992-04-16 Astec Developments Limited Apparatus for releasing fluid into a well
DK1553975T3 (en) 2002-09-27 2012-05-07 Xencor Inc Optimized Fc variants and methods for their generation.
LT2808343T (en) 2007-12-26 2019-09-10 Xencor Inc. Fc variants with altered binding to FcRn
EP2149670A1 (en) * 2008-07-31 2010-02-03 Services Pétroliers Schlumberger Method and apparatus for installing a wireline for logging or other operations in an under-balanced well

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443643A (en) * 1966-12-30 1969-05-13 Cameron Iron Works Inc Apparatus for controlling the pressure in a well
US3693732A (en) * 1970-10-15 1972-09-26 Edwards Eng Corp Apparatus for controlling pressure in a well
US3827511A (en) * 1972-12-18 1974-08-06 Cameron Iron Works Inc Apparatus for controlling well pressure

Also Published As

Publication number Publication date
US3917008A (en) 1975-11-04

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