BR7803715A - Lingueta de involucro - Google Patents

Lingueta de involucro

Info

Publication number
BR7803715A
BR7803715A BR787803715A BR7803715A BR7803715A BR 7803715 A BR7803715 A BR 7803715A BR 787803715 A BR787803715 A BR 787803715A BR 7803715 A BR7803715 A BR 7803715A BR 7803715 A BR7803715 A BR 7803715A
Authority
BR
Brazil
Prior art keywords
tongue
involving
involving tongue
Prior art date
Application number
BR787803715A
Other languages
English (en)
Portuguese (pt)
Inventor
Joerg Schulze-Beckinghausen
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/de
Application filed by Weatherford Lamb filed Critical Weatherford Lamb
Publication of BR7803715A publication Critical patent/BR7803715A/pt

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)
  • Forests & Forestry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Wood Science & Technology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
  • Drilling Tools (AREA)
BR787803715A 1977-06-11 1978-06-09 Lingueta de involucro BR7803715A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2726472A DE2726472C3 (de) 1977-06-11 1977-06-11 Rohrzange, insbesondere zum Verdrehen von Futterrohren für Bohrlöcher
DE7718536 1977-06-11

Publications (1)

Publication Number Publication Date
BR7803715A true BR7803715A (pt) 1979-01-16

Family

ID=25772140

Family Applications (1)

Application Number Title Priority Date Filing Date
BR787803715A BR7803715A (pt) 1977-06-11 1978-06-09 Lingueta de involucro

Country Status (7)

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

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
NL7806271A (en) 1978-12-13
AU3703278A (en) 1979-12-20
NO151254B (no) 1984-11-26
IN149488B (enrdf_load_stackoverflow) 1981-12-26
NO781939L (no) 1978-12-12
GR64993B (en) 1980-06-11
CA1085377A (en) 1980-09-09
NO151254C (no) 1985-03-06
NL189872B (nl) 1993-03-16
NL189872C (nl) 1993-08-16
AU522416B2 (en) 1982-06-03

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BR7803715A (pt) Lingueta de involucro