CA1168573A - Sectionneur de tubage de forage - Google Patents

Sectionneur de tubage de forage

Info

Publication number
CA1168573A
CA1168573A CA000383965A CA383965A CA1168573A CA 1168573 A CA1168573 A CA 1168573A CA 000383965 A CA000383965 A CA 000383965A CA 383965 A CA383965 A CA 383965A CA 1168573 A CA1168573 A CA 1168573A
Authority
CA
Canada
Prior art keywords
piston
housing
well casing
pressure chamber
check valve
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
Application number
CA000383965A
Other languages
English (en)
Inventor
Kenneth R. Fyfe
David A. Crowther
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA000383965A priority Critical patent/CA1168573A/fr
Application granted granted Critical
Publication of CA1168573A publication Critical patent/CA1168573A/fr
Expired 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/002—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
    • E21B29/005—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe with a radially-expansible cutter rotating inside the pipe, e.g. for cutting an annular window

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)
CA000383965A 1981-08-14 1981-08-14 Sectionneur de tubage de forage Expired CA1168573A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000383965A CA1168573A (fr) 1981-08-14 1981-08-14 Sectionneur de tubage de forage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000383965A CA1168573A (fr) 1981-08-14 1981-08-14 Sectionneur de tubage de forage

Publications (1)

Publication Number Publication Date
CA1168573A true CA1168573A (fr) 1984-06-05

Family

ID=4120713

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000383965A Expired CA1168573A (fr) 1981-08-14 1981-08-14 Sectionneur de tubage de forage

Country Status (1)

Country Link
CA (1) CA1168573A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5685078A (en) * 1995-03-11 1997-11-11 Dean Gray Enterprises Internal pipe cutter
US20130220615A1 (en) * 2012-02-23 2013-08-29 Longyear Tm, Inc. Internal tubing cutter
CN106948785A (zh) * 2017-05-23 2017-07-14 河北宏龙环保科技有限公司 一种油井油层套管切割方法和切割装置
CN114607305A (zh) * 2022-03-15 2022-06-10 陕西海格瑞恩实业有限公司 一种井下管柱切割装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5685078A (en) * 1995-03-11 1997-11-11 Dean Gray Enterprises Internal pipe cutter
US20130220615A1 (en) * 2012-02-23 2013-08-29 Longyear Tm, Inc. Internal tubing cutter
CN106948785A (zh) * 2017-05-23 2017-07-14 河北宏龙环保科技有限公司 一种油井油层套管切割方法和切割装置
CN114607305A (zh) * 2022-03-15 2022-06-10 陕西海格瑞恩实业有限公司 一种井下管柱切割装置
CN114607305B (zh) * 2022-03-15 2024-05-31 陕西海格瑞恩实业有限公司 一种井下管柱切割装置

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Legal Events

Date Code Title Description
MKEX Expiry