NO20003926D0 - Elektro-hydraulisk styrt traktor - Google Patents

Elektro-hydraulisk styrt traktor

Info

Publication number
NO20003926D0
NO20003926D0 NO20003926A NO20003926A NO20003926D0 NO 20003926 D0 NO20003926 D0 NO 20003926D0 NO 20003926 A NO20003926 A NO 20003926A NO 20003926 A NO20003926 A NO 20003926A NO 20003926 D0 NO20003926 D0 NO 20003926D0
Authority
NO
Norway
Prior art keywords
electro
hydraulically controlled
controlled tractor
tractor
hydraulically
Prior art date
Application number
NO20003926A
Other languages
English (en)
Other versions
NO20003926L (no
NO317197B1 (no
Inventor
Duane Bloom
Norman Bruce Moore
Ronald E Beaufort
Original Assignee
Western Well Tool 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 Western Well Tool Inc filed Critical Western Well Tool Inc
Publication of NO20003926D0 publication Critical patent/NO20003926D0/no
Publication of NO20003926L publication Critical patent/NO20003926L/no
Publication of NO317197B1 publication Critical patent/NO317197B1/no

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/18—Anchoring or feeding in the borehole
    • 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
    • E21B23/001—Self-propelling systems or apparatus, e.g. for moving tools within the horizontal portion of a borehole
    • 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
    • E21B23/04—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells operated by fluid means, e.g. actuated by explosion

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Motor Power Transmission Devices (AREA)
NO20003926A 1998-12-18 2000-08-02 Elektro-hydraulisk styrt traktor NO317197B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11283398P 1998-12-18 1998-12-18
PCT/US1999/030290 WO2000036266A1 (en) 1998-12-18 1999-12-17 Electro-hydraulically controlled tractor

Publications (3)

Publication Number Publication Date
NO20003926D0 true NO20003926D0 (no) 2000-08-02
NO20003926L NO20003926L (no) 2000-10-11
NO317197B1 NO317197B1 (no) 2004-09-13

Family

ID=22346072

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20003926A NO317197B1 (no) 1998-12-18 2000-08-02 Elektro-hydraulisk styrt traktor

Country Status (8)

Country Link
US (2) US6241031B1 (no)
AU (1) AU743946B2 (no)
BR (1) BR9908000A (no)
CA (1) CA2321072C (no)
DK (1) DK200001201A (no)
GB (2) GB2351308B (no)
NO (1) NO317197B1 (no)
WO (1) WO2000036266A1 (no)

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DK177547B1 (da) 2011-03-04 2013-10-07 Maersk Olie & Gas Fremgangsmåde og system til brønd- og reservoir-management i udbygninger med åben zone såvel som fremgangsmåde og system til produktion af råolie
US9447648B2 (en) 2011-10-28 2016-09-20 Wwt North America Holdings, Inc High expansion or dual link gripper
US8839883B2 (en) * 2012-02-13 2014-09-23 Halliburton Energy Services, Inc. Piston tractor system for use in subterranean wells
CN104136707B (zh) * 2012-02-13 2017-06-27 哈利伯顿能源服务公司 用于地下井中的活塞牵引机系统
US9624723B2 (en) 2012-10-26 2017-04-18 Saudi Arabian Oil Company Application of downhole rotary tractor
US9488020B2 (en) 2014-01-27 2016-11-08 Wwt North America Holdings, Inc. Eccentric linkage gripper
WO2016085484A1 (en) * 2014-11-26 2016-06-02 Halliburton Energy Services, Inc. Tractor traction control for cased hole
GB2530650B (en) * 2015-08-19 2016-10-12 Global Tech And Innovation Ltd A hydraulic fluid driven tractor
US10927625B2 (en) 2018-05-10 2021-02-23 Colorado School Of Mines Downhole tractor for use in a wellbore
CA3230024A1 (en) 2021-08-26 2023-03-02 Colorado School Of Mines System and method for harvesting geothermal energy from a subterranean formation
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CN114961608B (zh) 2022-08-01 2022-10-28 成都理工大学 一种基于行星滚柱丝杠伸缩的井下燃爆机器人及牵引方法

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Also Published As

Publication number Publication date
GB2380755A (en) 2003-04-16
AU743946B2 (en) 2002-02-07
US6241031B1 (en) 2001-06-05
GB2351308A (en) 2000-12-27
GB2351308B (en) 2003-05-28
BR9908000A (pt) 2002-01-15
GB0300216D0 (en) 2003-02-05
US6427786B2 (en) 2002-08-06
GB0019447D0 (en) 2000-09-27
DK200001201A (da) 2000-10-13
CA2321072A1 (en) 2000-06-22
AU2482000A (en) 2000-07-03
WO2000036266A1 (en) 2000-06-22
US20020007971A1 (en) 2002-01-24
NO20003926L (no) 2000-10-11
CA2321072C (en) 2005-04-12
GB2380755B (en) 2003-05-28
NO317197B1 (no) 2004-09-13

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Legal Events

Date Code Title Description
CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: WWT NORTH AMERICA HOLDINGS, US

MK1K Patent expired