CA965697A - Mudline emergency shutoff for offshore wells - Google Patents

Mudline emergency shutoff for offshore wells

Info

Publication number
CA965697A
CA965697A CA153,399A CA153399A CA965697A CA 965697 A CA965697 A CA 965697A CA 153399 A CA153399 A CA 153399A CA 965697 A CA965697 A CA 965697A
Authority
CA
Canada
Prior art keywords
mudline
emergency shutoff
offshore wells
offshore
wells
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
CA153,399A
Other versions
CA153399S (en
Inventor
Arthur G. Ahlstone
Josef A. Bartos
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.)
Vetco Inc
Original Assignee
Vetco Offshore Industries 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 Vetco Offshore Industries Inc filed Critical Vetco Offshore Industries Inc
Priority to CA210,780A priority Critical patent/CA973089A/en
Application granted granted Critical
Publication of CA965697A publication Critical patent/CA965697A/en
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
    • E21B34/02—Valve arrangements for boreholes or wells in well heads
    • E21B34/04—Valve arrangements for boreholes or wells in well heads in underwater well heads
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/04—Casing heads; Suspending casings or tubings in well heads
    • E21B33/047—Casing heads; Suspending casings or tubings in well heads for plural tubing strings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87153—Plural noncommunicating flow paths

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)
  • Earth Drilling (AREA)
  • Safety Valves (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Drilling And Boring (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
CA153,399A 1971-11-01 1972-10-06 Mudline emergency shutoff for offshore wells Expired CA965697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA210,780A CA973089A (en) 1971-11-01 1974-10-04 Mudline emergency shutoff for offshore wells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05194187 US3850237A (en) 1971-11-01 1971-11-01 Mudline emergency shutoff for offshore wells

Publications (1)

Publication Number Publication Date
CA965697A true CA965697A (en) 1975-04-08

Family

ID=22716626

Family Applications (1)

Application Number Title Priority Date Filing Date
CA153,399A Expired CA965697A (en) 1971-11-01 1972-10-06 Mudline emergency shutoff for offshore wells

Country Status (10)

Country Link
US (1) US3850237A (en)
JP (1) JPS531722B2 (en)
AU (1) AU466775B2 (en)
BR (1) BR7207627D0 (en)
CA (1) CA965697A (en)
FR (1) FR2158189A1 (en)
GB (2) GB1386108A (en)
IT (1) IT969497B (en)
NL (1) NL7211842A (en)
NO (1) NO772256L (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961308A (en) * 1972-10-02 1976-06-01 Del Norte Technology, Inc. Oil and gas well disaster valve control system
US4038632A (en) * 1972-10-02 1977-07-26 Del Norte Technology, Inc. Oil and gas well disaster valve control system
US4138148A (en) * 1977-04-25 1979-02-06 Standard Oil Company (Indiana) Split-ring riser latch
USRE31645E (en) * 1977-08-01 1984-08-14 Regan Offshore International, Inc. Safety apparatus for automatically sealing hydraulic lines within a sub-sea well casing
GB2038906B (en) * 1978-12-13 1982-11-10 Vetco Inc Wellhead connection apparatus
JPS55134340U (en) * 1979-03-17 1980-09-24
US4405014A (en) * 1980-04-11 1983-09-20 Fmc Corporation Safety valve manifold system
GB9509547D0 (en) * 1995-05-11 1995-07-05 Expro North Sea Ltd Completion sub-sea test tree
NO329340B1 (en) 1998-12-18 2010-10-04 Vetco Gray Inc An underwater well device comprising an underwater tree, and a method for coupling an underwater tree to a surface vessel for an overhaul process
US20040238178A1 (en) * 2001-08-17 2004-12-02 Laureano Marcio P Annulus monitoring system
US6978839B2 (en) * 2001-11-21 2005-12-27 Vetco Gray Inc. Internal connection of tree to wellhead housing
US7234527B2 (en) * 2002-07-03 2007-06-26 Halliburton Energy Services, Inc. System and method for fail-safe disconnect from a subsea well
US7240735B2 (en) * 2003-12-10 2007-07-10 Vetco Gray Inc. Subsea wellhead assembly
NO344010B1 (en) * 2008-02-27 2019-08-12 Vetco Gray Inc Submarine system and wellhead composition for hydrocarbon production, as well as process for operation of subsea production element
US8690124B2 (en) * 2009-12-11 2014-04-08 Ge Oil & Gas Pressure Control Lp Gate valve
CN110318712B (en) * 2019-08-08 2024-03-15 淄博东华石油技术有限公司 Underground hydraulic motor special for oil extraction

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US27464A (en) * 1860-03-13 Andrew a
US3062288A (en) * 1959-07-30 1962-11-06 Shell Oil Co Underwater dual tubing well completion
US3064735A (en) * 1959-08-17 1962-11-20 Shell Oil Co Wellhead assembly lock-down apparatus
US3099317A (en) * 1959-09-24 1963-07-30 Fmc Corp Underwater well completion assembly
US3307574A (en) * 1964-02-07 1967-03-07 Acf Ind Inc Drain structure for venting leaked fluid from valve stem packing
US3379405A (en) * 1966-01-03 1968-04-23 Acf Ind Inc Valve
US3685580A (en) * 1968-07-26 1972-08-22 Douwe De Vries Dual zone completion system
US3635436A (en) * 1970-04-27 1972-01-18 Marotta Scientific Controls Straight-through flow valve with restricting seals
US3646962A (en) * 1970-10-16 1972-03-07 Cameron Iron Works Inc Remotely located apparatus for producing well fluids
US3710860A (en) * 1971-07-30 1973-01-16 Gray Tool Co Petroleum well safety valve

Also Published As

Publication number Publication date
NO772256L (en) 1973-05-03
FR2158189A1 (en) 1973-06-15
GB1386109A (en) 1975-03-05
NL7211842A (en) 1973-05-03
AU466775B2 (en) 1975-11-06
DE2252781A1 (en) 1973-05-10
IT969497B (en) 1974-03-30
JPS4852601A (en) 1973-07-24
DE2252781B2 (en) 1976-08-19
BR7207627D0 (en) 1973-09-18
AU4487972A (en) 1974-01-31
JPS531722B2 (en) 1978-01-21
US3850237A (en) 1974-11-26
GB1386108A (en) 1975-03-05

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