GB0001735D0 - Floatation device - Google Patents

Floatation device

Info

Publication number
GB0001735D0
GB0001735D0 GBGB0001735.0A GB0001735A GB0001735D0 GB 0001735 D0 GB0001735 D0 GB 0001735D0 GB 0001735 A GB0001735 A GB 0001735A GB 0001735 D0 GB0001735 D0 GB 0001735D0
Authority
GB
United Kingdom
Prior art keywords
floatation device
floatation
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Withdrawn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
GBGB0001735.0A
Other versions
GB2346634A (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.)
Schlumberger UK Holdings Ltd
Original Assignee
Specialised Petroleum Services Ltd
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 Specialised Petroleum Services Ltd filed Critical Specialised Petroleum Services Ltd
Publication of GB0001735D0 publication Critical patent/GB0001735D0/en
Publication of GB2346634A publication Critical patent/GB2346634A/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Withdrawn legal-status Critical Current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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices, or the like
    • E21B33/14—Methods or devices for cementing, for plugging holes, crevices, or the like for cementing casings into boreholes
    • E21B33/16—Methods or devices for cementing, for plugging holes, crevices, or the like for cementing casings into boreholes using plugs for isolating cement charge; Plugs therefor
    • E21B33/165—Cementing plugs specially adapted for being released down-hole
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/02—Subsoil filtering
    • E21B43/08—Screens or liners
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/02—Subsoil filtering
    • E21B43/10—Setting of casings, screens, liners or the like in wells
GB0001735A 1999-01-27 2000-01-27 Floatation Device Withdrawn GB2346634A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9901738.6A GB9901738D0 (en) 1999-01-27 1999-01-27 Floatation device

Publications (2)

Publication Number Publication Date
GB0001735D0 true GB0001735D0 (en) 2000-03-15
GB2346634A GB2346634A (en) 2000-08-16

Family

ID=10846549

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9901738.6A Ceased GB9901738D0 (en) 1999-01-27 1999-01-27 Floatation device
GB0001735A Withdrawn GB2346634A (en) 1999-01-27 2000-01-27 Floatation Device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9901738.6A Ceased GB9901738D0 (en) 1999-01-27 1999-01-27 Floatation device

Country Status (1)

Country Link
GB (2) GB9901738D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2346398A (en) * 1999-02-06 2000-08-09 Weatherford Lamb Liner assembly and method of running the same
NO20075711A (en) * 2007-11-08 2009-05-11 Flaaskjer Ove Method and device for preventing jamming of a pipe string in an open deviation well
CN102635337B (en) * 2012-04-13 2014-06-04 中国石油天然气股份有限公司 Rapid gas production method implemented after coiled tubing is put in gas well
CN106481312A (en) * 2016-12-20 2017-03-08 西安迈克斯石油技术有限公司 Producing well wax-proofing apparatus and its system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY106026A (en) * 1989-08-31 1995-02-28 Union Oil Company Of California Well casing flotation device and method
US5150756A (en) * 1991-02-25 1992-09-29 Davis-Lynch, Inc. Well completion apparatus
US6082451A (en) * 1995-04-26 2000-07-04 Weatherford/Lamb, Inc. Wellbore shoe joints and cementing systems
US5829526A (en) * 1996-11-12 1998-11-03 Halliburton Energy Services, Inc. Method and apparatus for placing and cementing casing in horizontal wells

Also Published As

Publication number Publication date
GB9901738D0 (en) 1999-03-17
GB2346634A (en) 2000-08-16

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