FR1269263A - Underground engine lower level improvements - Google Patents

Underground engine lower level improvements

Info

Publication number
FR1269263A
FR1269263A FR4260A FR38004260A FR1269263A FR 1269263 A FR1269263 A FR 1269263A FR 4260 A FR4260 A FR 4260A FR 38004260 A FR38004260 A FR 38004260A FR 1269263 A FR1269263 A FR 1269263A
Authority
FR
France
Prior art keywords
lower level
engine lower
level improvements
underground
underground engine
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR4260A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Neyrpic SA
Original Assignee
Neyrpic SA
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 Neyrpic SA filed Critical Neyrpic SA
Priority to FR4260A priority Critical patent/FR1269263A/en
Application granted granted Critical
Publication of FR1269263A publication Critical patent/FR1269263A/en
Expired legal-status Critical Current

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives

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)
FR4260A 1960-06-29 1960-06-29 Underground engine lower level improvements Expired FR1269263A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR4260A FR1269263A (en) 1960-06-29 1960-06-29 Underground engine lower level improvements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR4260A FR1269263A (en) 1960-06-29 1960-06-29 Underground engine lower level improvements

Publications (1)

Publication Number Publication Date
FR1269263A true FR1269263A (en) 1961-08-11

Family

ID=8569930

Family Applications (1)

Application Number Title Priority Date Filing Date
FR4260A Expired FR1269263A (en) 1960-06-29 1960-06-29 Underground engine lower level improvements

Country Status (1)

Country Link
FR (1) FR1269263A (en)

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