PL198295A1 - Mechanizm skrecajacy z czlonem napedowym - Google Patents

Mechanizm skrecajacy z czlonem napedowym

Info

Publication number
PL198295A1
PL198295A1 PL19829576A PL19829576A PL198295A1 PL 198295 A1 PL198295 A1 PL 198295A1 PL 19829576 A PL19829576 A PL 19829576A PL 19829576 A PL19829576 A PL 19829576A PL 198295 A1 PL198295 A1 PL 198295A1
Authority
PL
Poland
Prior art keywords
turning
drive
drive mechanism
turning mechanism
Prior art date
Application number
PL19829576A
Other languages
English (en)
Original Assignee
Statni Vyzkumny Ustav Pro Stav
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 Statni Vyzkumny Ustav Pro Stav filed Critical Statni Vyzkumny Ustav Pro Stav
Publication of PL198295A1 publication Critical patent/PL198295A1/pl

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
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • E21B6/06—Drives for drilling with combined rotary and percussive action the rotation being intermittent, e.g. obtained by ratchet device

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
PL19829576A 1976-05-21 1976-05-21 Mechanizm skrecajacy z czlonem napedowym PL198295A1 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS340676 1976-05-21

Publications (1)

Publication Number Publication Date
PL198295A1 true PL198295A1 (pl) 1978-01-30

Family

ID=5374011

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19829576A PL198295A1 (pl) 1976-05-21 1976-05-21 Mechanizm skrecajacy z czlonem napedowym

Country Status (4)

Country Link
DD (1) DD130737A1 (pl)
DE (1) DE2722753A1 (pl)
PL (1) PL198295A1 (pl)
SE (1) SE7705927L (pl)

Also Published As

Publication number Publication date
SE7705927L (sv) 1977-11-22
DE2722753A1 (de) 1977-12-08
DD130737A1 (de) 1978-04-26

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Legal Events

Date Code Title Description
RECP Rectifications of patent specification