GR64993B - Pincers of casing - Google Patents

Pincers of casing

Info

Publication number
GR64993B
GR64993B GR56493A GR780156493A GR64993B GR 64993 B GR64993 B GR 64993B GR 56493 A GR56493 A GR 56493A GR 780156493 A GR780156493 A GR 780156493A GR 64993 B GR64993 B GR 64993B
Authority
GR
Greece
Prior art keywords
pincers
casing
Prior art date
Application number
GR56493A
Other languages
Greek (el)
Original Assignee
Weatherford Lamb
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
Priority claimed from DE2726472A external-priority patent/DE2726472C3/en
Application filed by Weatherford Lamb filed Critical Weatherford Lamb
Publication of GR64993B publication Critical patent/GR64993B/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
    • B27C7/00—Wood-turning machines; Equipment therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
  • Drilling Tools (AREA)
GR56493A 1977-06-11 1978-06-10 Pincers of casing GR64993B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE7718536 1977-06-11
DE2726472A DE2726472C3 (en) 1977-06-11 1977-06-11 Pipe wrench, in particular for twisting casing pipes for boreholes

Publications (1)

Publication Number Publication Date
GR64993B true GR64993B (en) 1980-06-11

Family

ID=25772140

Family Applications (1)

Application Number Title Priority Date Filing Date
GR56493A GR64993B (en) 1977-06-11 1978-06-10 Pincers of casing

Country Status (7)

Country Link
AU (1) AU522416B2 (en)
BR (1) BR7803715A (en)
CA (1) CA1085377A (en)
GR (1) GR64993B (en)
IN (1) IN149488B (en)
NL (1) NL189872C (en)
NO (1) NO151254C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPO829097A0 (en) * 1997-07-29 1997-08-21 Universal Drilling Systems (Aust) Pty Limited Apparatus for disconnecting drill rods

Also Published As

Publication number Publication date
NO151254C (en) 1985-03-06
NL7806271A (en) 1978-12-13
IN149488B (en) 1981-12-26
NL189872C (en) 1993-08-16
BR7803715A (en) 1979-01-16
CA1085377A (en) 1980-09-09
AU3703278A (en) 1979-12-20
NL189872B (en) 1993-03-16
NO781939L (en) 1978-12-12
NO151254B (en) 1984-11-26
AU522416B2 (en) 1982-06-03

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