SE430351B - Slagredskapsanordning - Google Patents

Slagredskapsanordning

Info

Publication number
SE430351B
SE430351B SE7709972A SE7709972A SE430351B SE 430351 B SE430351 B SE 430351B SE 7709972 A SE7709972 A SE 7709972A SE 7709972 A SE7709972 A SE 7709972A SE 430351 B SE430351 B SE 430351B
Authority
SE
Sweden
Prior art keywords
gear device
type gear
type
gear
Prior art date
Application number
SE7709972A
Other languages
English (en)
Swedish (sv)
Other versions
SE7709972L (sv
Inventor
E A Bailey
Jr L H Leblanc
Original Assignee
Joy Mfg Co
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 Joy Mfg Co filed Critical Joy Mfg Co
Publication of SE7709972L publication Critical patent/SE7709972L/xx
Publication of SE430351B publication Critical patent/SE430351B/xx

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/03—Couplings; joints between drilling rod or pipe and drill motor or surface drive, e.g. between drilling rod and hammer

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
SE7709972A 1976-09-13 1977-09-06 Slagredskapsanordning SE430351B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72292076A 1976-09-13 1976-09-13

Publications (2)

Publication Number Publication Date
SE7709972L SE7709972L (sv) 1978-03-14
SE430351B true SE430351B (sv) 1983-11-07

Family

ID=24903984

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7709972A SE430351B (sv) 1976-09-13 1977-09-06 Slagredskapsanordning

Country Status (3)

Country Link
CA (1) CA1069112A (fr)
SE (1) SE430351B (fr)
ZA (1) ZA775326B (fr)

Also Published As

Publication number Publication date
SE7709972L (sv) 1978-03-14
CA1069112A (fr) 1980-01-01
ZA775326B (en) 1978-07-26

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