CH408840A - Rock drilling device - Google Patents

Rock drilling device

Info

Publication number
CH408840A
CH408840A CH493662A CH493662A CH408840A CH 408840 A CH408840 A CH 408840A CH 493662 A CH493662 A CH 493662A CH 493662 A CH493662 A CH 493662A CH 408840 A CH408840 A CH 408840A
Authority
CH
Switzerland
Prior art keywords
drilling device
rock drilling
rock
drilling
Prior art date
Application number
CH493662A
Other languages
German (de)
Inventor
Waldemar Skoglund Karl
Original Assignee
Uddeholms Ab
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 Uddeholms Ab filed Critical Uddeholms Ab
Publication of CH408840A publication Critical patent/CH408840A/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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like

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)
  • Percussive Tools And Related Accessories (AREA)
CH493662A 1961-05-15 1962-04-19 Rock drilling device CH408840A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE510261 1961-05-15
SE1286561 1961-12-22

Publications (1)

Publication Number Publication Date
CH408840A true CH408840A (en) 1966-03-15

Family

ID=26654598

Family Applications (1)

Application Number Title Priority Date Filing Date
CH493662A CH408840A (en) 1961-05-15 1962-04-19 Rock drilling device

Country Status (3)

Country Link
BE (1) BE616710A (en)
CH (1) CH408840A (en)
GB (1) GB975533A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5967693A (en) * 1997-06-09 1999-10-19 Clark Equipment Company Adapters for auger drive shaft

Also Published As

Publication number Publication date
GB975533A (en) 1964-11-18
BE616710A (en) 1962-08-16

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