FR86915E - Improvements to motors operating by fluid pressure, in particular for drilling rigs - Google Patents

Improvements to motors operating by fluid pressure, in particular for drilling rigs

Info

Publication number
FR86915E
FR86915E FR991307A FR991307A FR86915E FR 86915 E FR86915 E FR 86915E FR 991307 A FR991307 A FR 991307A FR 991307 A FR991307 A FR 991307A FR 86915 E FR86915 E FR 86915E
Authority
FR
France
Prior art keywords
fluid pressure
drilling rigs
motors operating
motors
operating
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
FR991307A
Other languages
French (fr)
Inventor
Frank Whittle
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
Priority claimed from GB40667/63A external-priority patent/GB1099673A/en
Application filed filed Critical
Priority to FR991307A priority Critical patent/FR86915E/en
Application granted granted Critical
Publication of FR86915E publication Critical patent/FR86915E/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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)
FR991307A 1963-10-15 1964-10-14 Improvements to motors operating by fluid pressure, in particular for drilling rigs Expired FR86915E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR991307A FR86915E (en) 1963-10-15 1964-10-14 Improvements to motors operating by fluid pressure, in particular for drilling rigs

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB40667/63A GB1099673A (en) 1963-10-15 1963-10-15 Improvements in fluid pressure motive systems, for borehole drilling
FR991307A FR86915E (en) 1963-10-15 1964-10-14 Improvements to motors operating by fluid pressure, in particular for drilling rigs

Publications (1)

Publication Number Publication Date
FR86915E true FR86915E (en) 1966-05-06

Family

ID=26210512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR991307A Expired FR86915E (en) 1963-10-15 1964-10-14 Improvements to motors operating by fluid pressure, in particular for drilling rigs

Country Status (1)

Country Link
FR (1) FR86915E (en)

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