GB2473786B - Well tool - Google Patents

Well tool

Info

Publication number
GB2473786B
GB2473786B GB1100582.4A GB201100582A GB2473786B GB 2473786 B GB2473786 B GB 2473786B GB 201100582 A GB201100582 A GB 201100582A GB 2473786 B GB2473786 B GB 2473786B
Authority
GB
United Kingdom
Prior art keywords
well tool
tool
well
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.)
Active
Application number
GB1100582.4A
Other versions
GB2473786A (en
GB201100582D0 (en
Inventor
David Glen Martin
Ewan Armstrong Sinclair
Roland Marcel Van Dort
Mark Richard Murray
Callum Bruce Morrison
David George Harper
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.)
Caledyne Ltd
Original Assignee
Caledyne 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 Caledyne Ltd filed Critical Caledyne Ltd
Publication of GB201100582D0 publication Critical patent/GB201100582D0/en
Publication of GB2473786A publication Critical patent/GB2473786A/en
Application granted granted Critical
Publication of GB2473786B publication Critical patent/GB2473786B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
    • 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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • 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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
    • E21B33/1212—Packers; Plugs characterised by the construction of the sealing or packing means including a metal-to-metal seal element
    • 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
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/12—Valve arrangements for boreholes or wells in wells operated by movement of casings or tubings

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Sealing Devices (AREA)
GB1100582.4A 2008-07-15 2009-07-01 Well tool Active GB2473786B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0812906.6A GB0812906D0 (en) 2008-07-15 2008-07-15 Well tool
PCT/GB2009/050766 WO2010007403A1 (en) 2008-07-15 2009-07-01 Well tool

Publications (3)

Publication Number Publication Date
GB201100582D0 GB201100582D0 (en) 2011-03-02
GB2473786A GB2473786A (en) 2011-03-23
GB2473786B true GB2473786B (en) 2012-03-07

Family

ID=39722290

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0812906.6A Ceased GB0812906D0 (en) 2008-07-15 2008-07-15 Well tool
GB1100582.4A Active GB2473786B (en) 2008-07-15 2009-07-01 Well tool

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0812906.6A Ceased GB0812906D0 (en) 2008-07-15 2008-07-15 Well tool

Country Status (2)

Country Link
GB (2) GB0812906D0 (en)
WO (1) WO2010007403A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2233690A1 (en) 2009-03-13 2010-09-29 BP Alternative Energy International Limited Fluid injection
GB2491140B (en) 2011-05-24 2016-12-21 Caledyne Ltd Improved flow control system
CN103982167B (en) * 2014-05-23 2016-10-05 湖南唯科拓石油科技服务有限公司 A kind of full-bore pitching sliding sleeve staged fracturing equipment
CN103967468B (en) * 2014-05-23 2017-01-18 湖南唯科拓石油科技服务有限公司 Counting device and multi-stage full-drift-diameter injection ball sliding sleeve device
WO2015183292A1 (en) 2014-05-30 2015-12-03 Halliburton Energy Services, Inc. Steam injection tool

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4429747A (en) * 1981-09-01 1984-02-07 Otis Engineering Corporation Well tool
GB2247481A (en) * 1990-08-27 1992-03-04 Baker Hughes Inc Well tool with sealing means
US5263683A (en) * 1992-05-05 1993-11-23 Grace Energy Corporation Sliding sleeve valve
EP0692610B1 (en) * 1994-07-12 1999-11-03 Halliburton Energy Services, Inc. Downhole tool, downhole sleeve valve and method of stimulating a subterranean formation
US6044908A (en) * 1998-05-29 2000-04-04 Grant Prideco, Inc. Sliding sleeve valve and seal ring for use therein
WO2005022012A1 (en) * 2003-08-29 2005-03-10 Caledyne Limited Improved seal
US20070012458A1 (en) * 2005-07-14 2007-01-18 Jackson Stephen L Variable choke valve
WO2007050618A1 (en) * 2005-10-24 2007-05-03 Baker Hughes Incorporated Metal-to-metal non elastomeric seal stack

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4429747A (en) * 1981-09-01 1984-02-07 Otis Engineering Corporation Well tool
GB2247481A (en) * 1990-08-27 1992-03-04 Baker Hughes Inc Well tool with sealing means
US5263683A (en) * 1992-05-05 1993-11-23 Grace Energy Corporation Sliding sleeve valve
EP0692610B1 (en) * 1994-07-12 1999-11-03 Halliburton Energy Services, Inc. Downhole tool, downhole sleeve valve and method of stimulating a subterranean formation
US6044908A (en) * 1998-05-29 2000-04-04 Grant Prideco, Inc. Sliding sleeve valve and seal ring for use therein
WO2005022012A1 (en) * 2003-08-29 2005-03-10 Caledyne Limited Improved seal
US20070012458A1 (en) * 2005-07-14 2007-01-18 Jackson Stephen L Variable choke valve
WO2007050618A1 (en) * 2005-10-24 2007-05-03 Baker Hughes Incorporated Metal-to-metal non elastomeric seal stack

Also Published As

Publication number Publication date
GB2473786A (en) 2011-03-23
WO2010007403A1 (en) 2010-01-21
GB201100582D0 (en) 2011-03-02
GB0812906D0 (en) 2008-08-20

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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 20131003 AND 20131009

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

Free format text: REGISTERED BETWEEN 20150226 AND 20150304