BE335266A - - Google Patents

Info

Publication number
BE335266A
BE335266A BE335266DA BE335266A BE 335266 A BE335266 A BE 335266A BE 335266D A BE335266D A BE 335266DA BE 335266 A BE335266 A BE 335266A
Authority
BE
Belgium
Application number
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.)
Publication of BE335266A publication Critical patent/BE335266A/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
    • 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)
BE335266D 1926-04-22 BE335266A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US618242XA 1926-04-22 1926-04-22

Publications (1)

Publication Number Publication Date
BE335266A true BE335266A (enrdf_load_html_response)

Family

ID=22038365

Family Applications (1)

Application Number Title Priority Date Filing Date
BE335266D BE335266A (enrdf_load_html_response) 1926-04-22

Country Status (2)

Country Link
BE (1) BE335266A (enrdf_load_html_response)
FR (1) FR618242A (enrdf_load_html_response)

Also Published As

Publication number Publication date
FR618242A (fr) 1927-03-05

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