IT8026320A0 - UNLOCKING DEVICE FOR PIPE. - Google Patents

UNLOCKING DEVICE FOR PIPE.

Info

Publication number
IT8026320A0
IT8026320A0 IT8026320A IT2632080A IT8026320A0 IT 8026320 A0 IT8026320 A0 IT 8026320A0 IT 8026320 A IT8026320 A IT 8026320A IT 2632080 A IT2632080 A IT 2632080A IT 8026320 A0 IT8026320 A0 IT 8026320A0
Authority
IT
Italy
Prior art keywords
pipe
unlocking device
unlocking
Prior art date
Application number
IT8026320A
Other languages
Italian (it)
Other versions
IT1150093B (en
Inventor
Elmar Sommerhoff
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 IT8026320A0 publication Critical patent/IT8026320A0/en
Application granted granted Critical
Publication of IT1150093B publication Critical patent/IT1150093B/en

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)
IT26320/80A 1979-11-30 1980-11-28 RELEASE DEVICE FOR PIPES IT1150093B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792948221 DE2948221A1 (en) 1979-11-30 1979-11-30 HYDRAULIC TUBE REELER

Publications (2)

Publication Number Publication Date
IT8026320A0 true IT8026320A0 (en) 1980-11-28
IT1150093B IT1150093B (en) 1986-12-10

Family

ID=6087256

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26320/80A IT1150093B (en) 1979-11-30 1980-11-28 RELEASE DEVICE FOR PIPES

Country Status (9)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2559813B1 (en) * 2011-08-17 2013-07-17 ABI Anlagentechnik-Baumaschinen-Industriebedarf Maschinenfabrik und Vertriebsgesellschaft mbH Clamping tongs
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 (en) * 1976-07-22 1980-10-02 Eckel Manufacturing Co., Inc., Odessa, Tex. (V.St.A.) Power operated pliers for tightening or loosening a pipe connection

Also Published As

Publication number Publication date
GB2063746B (en) 1983-09-14
LU82966A1 (en) 1981-03-26
NL8006329A (en) 1981-07-01
AT370848B (en) 1983-05-10
SE8008345L (en) 1981-05-31
ATA559680A (en) 1982-09-15
FR2470657B1 (en) 1985-11-08
GB2063746A (en) 1981-06-10
BE886383A (en) 1981-03-16
DE2948221A1 (en) 1981-06-04
DE2948221C2 (en) 1989-01-12
FR2470657A1 (en) 1981-06-12
IT1150093B (en) 1986-12-10

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