GB201319991D0 - Downhole fast-acting shut-in valve system - Google Patents

Downhole fast-acting shut-in valve system

Info

Publication number
GB201319991D0
GB201319991D0 GBGB1319991.4A GB201319991A GB201319991D0 GB 201319991 D0 GB201319991 D0 GB 201319991D0 GB 201319991 A GB201319991 A GB 201319991A GB 201319991 D0 GB201319991 D0 GB 201319991D0
Authority
GB
United Kingdom
Prior art keywords
downhole
fast
valve system
acting shut
shut
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.)
Withdrawn
Application number
GBGB1319991.4A
Other versions
GB2506283A (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.)
EXTREME INVENT AS
Original Assignee
EXTREME INVENT AS
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 EXTREME INVENT AS filed Critical EXTREME INVENT AS
Priority claimed from PCT/EP2012/056785 external-priority patent/WO2012140200A2/en
Publication of GB201319991D0 publication Critical patent/GB201319991D0/en
Publication of GB2506283A publication Critical patent/GB2506283A/en
Withdrawn legal-status Critical Current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
    • E21B21/003—Means for stopping loss of drilling fluid
    • 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
GB1319991.4A 2012-04-13 2012-04-13 Downhole fast-acting shut-in valve system Withdrawn GB2506283A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2012/056785 WO2012140200A2 (en) 2011-04-15 2012-04-13 Downhole fast-acting shut-in valve system

Publications (2)

Publication Number Publication Date
GB201319991D0 true GB201319991D0 (en) 2013-12-25
GB2506283A GB2506283A (en) 2014-03-26

Family

ID=49818846

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1319991.4A Withdrawn GB2506283A (en) 2012-04-13 2012-04-13 Downhole fast-acting shut-in valve system

Country Status (1)

Country Link
GB (1) GB2506283A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121084B (en) * 1982-05-26 1985-09-04 British Gas Corp Well testing apparatus
US5234057A (en) * 1991-07-15 1993-08-10 Halliburton Company Shut-in tools
US7823633B2 (en) * 2007-10-09 2010-11-02 Mark David Hartwell Valve apparatus

Also Published As

Publication number Publication date
GB2506283A (en) 2014-03-26

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140417 AND 20140423

WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)