GB2063746B - Pipe release device - Google Patents

Pipe release device

Info

Publication number
GB2063746B
GB2063746B GB8037223A GB8037223A GB2063746B GB 2063746 B GB2063746 B GB 2063746B GB 8037223 A GB8037223 A GB 8037223A GB 8037223 A GB8037223 A GB 8037223A GB 2063746 B GB2063746 B GB 2063746B
Authority
GB
United Kingdom
Prior art keywords
release device
pipe release
pipe
release
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
GB8037223A
Other languages
English (en)
Other versions
GB2063746A (en
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.)
HUETTE BOHRTECH GmbH
Original Assignee
HUETTE BOHRTECH GmbH
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 HUETTE BOHRTECH GmbH filed Critical HUETTE BOHRTECH GmbH
Publication of GB2063746A publication Critical patent/GB2063746A/en
Application granted granted Critical
Publication of GB2063746B publication Critical patent/GB2063746B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/002—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose for special purposes
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Automatic Assembly (AREA)
GB8037223A 1979-11-30 1980-11-20 Pipe release device Expired GB2063746B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792948221 DE2948221A1 (de) 1979-11-30 1979-11-30 Hydraulischer rohrloeser

Publications (2)

Publication Number Publication Date
GB2063746A GB2063746A (en) 1981-06-10
GB2063746B true GB2063746B (en) 1983-09-14

Family

ID=6087256

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8037223A Expired GB2063746B (en) 1979-11-30 1980-11-20 Pipe release device

Country Status (9)

Country Link
AT (1) AT370848B (de)
BE (1) BE886383A (de)
DE (1) DE2948221A1 (de)
FR (1) FR2470657B1 (de)
GB (1) GB2063746B (de)
IT (1) IT1150093B (de)
LU (1) LU82966A1 (de)
NL (1) NL8006329A (de)
SE (1) SE8008345L (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2559813B1 (de) * 2011-08-17 2013-07-17 ABI Anlagentechnik-Baumaschinen-Industriebedarf Maschinenfabrik und Vertriebsgesellschaft mbH Klemmzange
US9447645B2 (en) 2012-03-29 2016-09-20 Black Dog Industries Llc Breakout wrench assemblies and methods
US10407497B2 (en) 2014-11-07 2019-09-10 Mccann Equipment Ltd. Stuffing box loosening device and method
CA2966700C (en) * 2014-11-11 2020-10-20 Mccann Equipment Ltd. Stuffing box loosening device and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634157A (en) * 1949-12-08 1953-04-07 Coast Oil Tool Corp Rod gripping tool
US3256757A (en) * 1963-01-15 1966-06-21 United States Steel Corp Power wrench for breaking threaded joints
US3500708A (en) * 1967-05-01 1970-03-17 Wilson John H Automated pipe tongs
US3739434A (en) * 1970-10-30 1973-06-19 E Wheeler Clamp for well pipe
US3921473A (en) * 1974-05-02 1975-11-25 Varco Int Tool for making and breaking pipe joints
US4057887A (en) * 1974-05-06 1977-11-15 Cameron Iron Works, Inc. Pipe disconnecting apparatus
US3985189A (en) * 1975-09-19 1976-10-12 Bucyrus-Erie Company Drill rod handling device
GB1519086A (en) * 1976-07-09 1978-07-26 Eckel Mfg Co Power operated drill pipe tongs
DE2633043C3 (de) * 1976-07-22 1980-10-02 Eckel Manufacturing Co., Inc., Odessa, Tex. (V.St.A.) Kraftbetätigte Zange zum Anziehen oder Lösen einer Rohrverbindung

Also Published As

Publication number Publication date
AT370848B (de) 1983-05-10
IT1150093B (it) 1986-12-10
LU82966A1 (de) 1981-03-26
DE2948221A1 (de) 1981-06-04
IT8026320A0 (it) 1980-11-28
NL8006329A (nl) 1981-07-01
ATA559680A (de) 1982-09-15
FR2470657B1 (fr) 1985-11-08
SE8008345L (sv) 1981-05-31
BE886383A (fr) 1981-03-16
FR2470657A1 (fr) 1981-06-12
GB2063746A (en) 1981-06-10
DE2948221C2 (de) 1989-01-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee