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GB2342674B - Puller-thruster downhole tool - Google Patents

Puller-thruster downhole tool

Info

Publication number
GB2342674B
GB2342674B GB0002183A GB0002183A GB2342674B GB 2342674 B GB2342674 B GB 2342674B GB 0002183 A GB0002183 A GB 0002183A GB 0002183 A GB0002183 A GB 0002183A GB 2342674 B GB2342674 B GB 2342674B
Authority
GB
United Kingdom
Prior art keywords
puller
downhole tool
thruster downhole
thruster
tool
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 - Lifetime
Application number
GB0002183A
Other versions
GB0002183D0 (en
GB2342674A (en
Inventor
Norman Bruce Moore
Ronald E Beaufort
Rudolph E Krueger
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.)
WWT International Inc
Original Assignee
WWT International 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
Priority claimed from US08/694,910 external-priority patent/US6003606A/en
Application filed by WWT International Inc filed Critical WWT International Inc
Priority claimed from GB9928910A external-priority patent/GB2340526B/en
Publication of GB0002183D0 publication Critical patent/GB0002183D0/en
Publication of GB2342674A publication Critical patent/GB2342674A/en
Application granted granted Critical
Publication of GB2342674B publication Critical patent/GB2342674B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/18—Anchoring or feeding in the borehole
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in 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 OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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 boreholes or wells
    • E21B23/08—Introducing or running tools by fluid pressure, e.g. through-the-flow-line tool systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
GB0002183A 1995-08-22 1996-08-22 Puller-thruster downhole tool Expired - Lifetime GB2342674B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US355595P 1995-08-22 1995-08-22
US397095P 1995-09-19 1995-09-19
US1407296P 1996-03-26 1996-03-26
US08/694,910 US6003606A (en) 1995-08-22 1996-08-09 Puller-thruster downhole tool
GB9928910A GB2340526B (en) 1995-08-22 1996-08-22 Puller-thruster downhole tool

Publications (3)

Publication Number Publication Date
GB0002183D0 GB0002183D0 (en) 2000-03-22
GB2342674A GB2342674A (en) 2000-04-19
GB2342674B true GB2342674B (en) 2000-05-31

Family

ID=27517510

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0002188A Expired - Lifetime GB2342675B (en) 1995-08-22 1996-08-22 Puller-thruster downhole tool
GB0002183A Expired - Lifetime GB2342674B (en) 1995-08-22 1996-08-22 Puller-thruster downhole tool

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0002188A Expired - Lifetime GB2342675B (en) 1995-08-22 1996-08-22 Puller-thruster downhole tool

Country Status (1)

Country Link
GB (2) GB2342675B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998001651A1 (en) * 1996-07-03 1998-01-15 Ctes, L.C. Wellbore tractor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998001651A1 (en) * 1996-07-03 1998-01-15 Ctes, L.C. Wellbore tractor

Also Published As

Publication number Publication date
GB2342675B (en) 2000-05-31
GB0002183D0 (en) 2000-03-22
GB0002188D0 (en) 2000-03-22
GB2342675A (en) 2000-04-19
GB2342674A (en) 2000-04-19

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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 20150416 AND 20150422

PE20 Patent expired after termination of 20 years

Expiry date: 20160821