NO862981D0 - DEVICE CUTTING DEVICE. - Google Patents

DEVICE CUTTING DEVICE.

Info

Publication number
NO862981D0
NO862981D0 NO862981A NO862981A NO862981D0 NO 862981 D0 NO862981 D0 NO 862981D0 NO 862981 A NO862981 A NO 862981A NO 862981 A NO862981 A NO 862981A NO 862981 D0 NO862981 D0 NO 862981D0
Authority
NO
Norway
Prior art keywords
cutting
cutting device
device cutting
Prior art date
Application number
NO862981A
Other languages
Norwegian (no)
Other versions
NO862981L (en
Inventor
James Nigel Smetham
Lazaris Lazari
Original Assignee
Vetco Ltd C E
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 Vetco Ltd C E filed Critical Vetco Ltd C E
Publication of NO862981D0 publication Critical patent/NO862981D0/en
Publication of NO862981L publication Critical patent/NO862981L/en

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
    • 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
    • E21B29/02—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 by explosives or by thermal or chemical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
NO862981A 1985-07-25 1986-07-24 DEVICE CUTTING DEVICE. NO862981L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858518808A GB8518808D0 (en) 1985-07-25 1985-07-25 Cutting drill collar

Publications (2)

Publication Number Publication Date
NO862981D0 true NO862981D0 (en) 1986-07-24
NO862981L NO862981L (en) 1987-01-26

Family

ID=10582850

Family Applications (1)

Application Number Title Priority Date Filing Date
NO862981A NO862981L (en) 1985-07-25 1986-07-24 DEVICE CUTTING DEVICE.

Country Status (5)

Country Link
EP (1) EP0210758A3 (en)
CN (1) CN86105695A (en)
DK (1) DK315686A (en)
GB (2) GB8518808D0 (en)
NO (1) NO862981L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5730218A (en) * 1996-01-31 1998-03-24 Fmc Corporation Tool protection guide with energy absorbing bumper
CN108555357A (en) * 2016-07-11 2018-09-21 乌鲁木齐九品芝麻信息科技有限公司 Drill bit, drilling equipment, boring method
CN109236200B (en) * 2018-09-28 2021-04-06 西南石油大学 Adjustable centralizer of explosion drive

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761384A (en) * 1951-02-26 1956-09-04 William G Sweetman Device for cutting a pipe inside of a well
US3196951A (en) * 1962-04-30 1965-07-27 Schlumberger Well Surv Corp Centralizers
US3192857A (en) * 1962-10-08 1965-07-06 Jet Res Ct Inc Well tubing cutting device
US3568053A (en) * 1968-10-15 1971-03-02 Sinclair Oil Corp Apparatus for establishing electrical contact with the casing in a wellbore
US4042019A (en) * 1976-03-15 1977-08-16 Henning Jack A Wireline actuated tubing cutter
US4352397A (en) * 1980-10-03 1982-10-05 Jet Research Center, Inc. Methods, apparatus and pyrotechnic compositions for severing conduits
US4506219A (en) * 1982-07-30 1985-03-19 Schlumberger Technology Corporation Borehole tool outrigger arm displacement control mechanism
FR2545872B1 (en) * 1983-05-10 1985-07-26 Schlumberger Prospection APPARATUS FOR CENTERING A TOOL IN A TUBE WELL, PARTICULARLY FOR DEVIE WELLS

Also Published As

Publication number Publication date
EP0210758A2 (en) 1987-02-04
EP0210758A3 (en) 1989-07-26
DK315686A (en) 1987-01-26
GB8615905D0 (en) 1986-08-06
GB2178091A (en) 1987-02-04
GB2178091B (en) 1988-07-20
DK315686D0 (en) 1986-07-02
NO862981L (en) 1987-01-26
CN86105695A (en) 1987-01-21
GB8518808D0 (en) 1985-08-29

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