FR2297332B1 - - Google Patents

Info

Publication number
FR2297332B1
FR2297332B1 FR7500729A FR7500729A FR2297332B1 FR 2297332 B1 FR2297332 B1 FR 2297332B1 FR 7500729 A FR7500729 A FR 7500729A FR 7500729 A FR7500729 A FR 7500729A FR 2297332 B1 FR2297332 B1 FR 2297332B1
Authority
FR
France
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
FR7500729A
Other languages
French (fr)
Other versions
FR2297332A1 (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.)
INST BUROVOI TEKHNIK
Original Assignee
INST BUROVOI TEKHNIK
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 INST BUROVOI TEKHNIK filed Critical INST BUROVOI TEKHNIK
Priority to FR7500729A priority Critical patent/FR2297332A1/fr
Publication of FR2297332A1 publication Critical patent/FR2297332A1/fr
Application granted granted Critical
Publication of FR2297332B1 publication Critical patent/FR2297332B1/fr
Granted legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00Drives for drilling, used in the borehole
    • E21B4/02Fluid rotary type drives
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/02Adaptations for drilling wells

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
FR7500729A 1975-01-10 1975-01-10 Turboforeuse Granted FR2297332A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7500729A FR2297332A1 (fr) 1975-01-10 1975-01-10 Turboforeuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7500729A FR2297332A1 (fr) 1975-01-10 1975-01-10 Turboforeuse

Publications (2)

Publication Number Publication Date
FR2297332A1 FR2297332A1 (fr) 1976-08-06
FR2297332B1 true FR2297332B1 (show.php) 1977-07-08

Family

ID=9149638

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500729A Granted FR2297332A1 (fr) 1975-01-10 1975-01-10 Turboforeuse

Country Status (1)

Country Link
FR (1) FR2297332A1 (show.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4548283A (en) * 1981-01-12 1985-10-22 Young David E Rotating shaft seal and bearing lubricating apparatus

Also Published As

Publication number Publication date
FR2297332A1 (fr) 1976-08-06

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Legal Events

Date Code Title Description
ST Notification of lapse