MX166913B - Conjunto de tenazas - Google Patents

Conjunto de tenazas

Info

Publication number
MX166913B
MX166913B MX204542A MX20454285A MX166913B MX 166913 B MX166913 B MX 166913B MX 204542 A MX204542 A MX 204542A MX 20454285 A MX20454285 A MX 20454285A MX 166913 B MX166913 B MX 166913B
Authority
MX
Mexico
Prior art keywords
power
pliers
support
die
gripper
Prior art date
Application number
MX204542A
Other languages
English (en)
Spanish (es)
Inventor
Charles W Haynes
Frank W Gault
Original Assignee
Varco Int
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 Varco Int filed Critical Varco Int
Publication of MX166913B publication Critical patent/MX166913B/es

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/08—Advancing mechanisms
    • 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
    • E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
    • E21B19/164—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe motor actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Surgical Instruments (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Earth Drilling (AREA)
  • Scissors And Nippers (AREA)
  • Endoscopes (AREA)
MX204542A 1984-03-19 1985-03-07 Conjunto de tenazas MX166913B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59107784A 1984-03-19 1984-03-19

Publications (1)

Publication Number Publication Date
MX166913B true MX166913B (es) 1993-02-12

Family

ID=24364964

Family Applications (1)

Application Number Title Priority Date Filing Date
MX204542A MX166913B (es) 1984-03-19 1985-03-07 Conjunto de tenazas

Country Status (7)

Country Link
JP (1) JPS60201885A (OSRAM)
KR (1) KR850006726A (OSRAM)
CA (1) CA1228848A (OSRAM)
DE (1) DE3445322A1 (OSRAM)
GB (1) GB2155832B (OSRAM)
MX (1) MX166913B (OSRAM)
NO (1) NO168261C (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104265210B (zh) * 2014-09-23 2015-12-30 天合石油集团汇丰石油装备有限公司 液压拆装架360°旋扣钳

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2967446A (en) * 1957-07-18 1961-01-10 Arthur E Martois Power operated, portable pipe wrench
US3193899A (en) * 1963-05-13 1965-07-13 Up Right Inc Locking hook
US4005621A (en) * 1976-04-27 1977-02-01 Joy Manufacturing Company Drilling tong

Also Published As

Publication number Publication date
JPS60201885A (ja) 1985-10-12
GB2155832B (en) 1988-02-03
KR850006726A (ko) 1985-10-16
CA1228848A (en) 1987-11-03
NO168261B (no) 1991-10-21
DE3445322A1 (de) 1985-09-19
DE3445322C2 (OSRAM) 1993-08-26
NO851068L (no) 1985-09-20
NO168261C (no) 1992-01-29
GB2155832A (en) 1985-10-02
GB8430464D0 (en) 1985-01-09

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