FR2469575A1 - Turbine multietagee de turboforeuse - Google Patents

Turbine multietagee de turboforeuse Download PDF

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Publication number
FR2469575A1
FR2469575A1 FR7927931A FR7927931A FR2469575A1 FR 2469575 A1 FR2469575 A1 FR 2469575A1 FR 7927931 A FR7927931 A FR 7927931A FR 7927931 A FR7927931 A FR 7927931A FR 2469575 A1 FR2469575 A1 FR 2469575A1
Authority
FR
France
Prior art keywords
turbine
crown
crowns
turbofor
fluid
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.)
Granted
Application number
FR7927931A
Other languages
English (en)
French (fr)
Other versions
FR2469575B1 (OSRAM
Inventor
Sergei Juli Brudny-Chelyadinov
Vigdor Solomonovich Budyansky
Viktor Konstantinov Sorokoumov
Viktor Alexeevich Filimonov
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 FR7927931A priority Critical patent/FR2469575A1/fr
Publication of FR2469575A1 publication Critical patent/FR2469575A1/fr
Application granted granted Critical
Publication of FR2469575B1 publication Critical patent/FR2469575B1/fr
Granted legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/02—Adaptations for drilling wells
    • 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)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7927931A 1979-11-13 1979-11-13 Turbine multietagee de turboforeuse Granted FR2469575A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7927931A FR2469575A1 (fr) 1979-11-13 1979-11-13 Turbine multietagee de turboforeuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7927931A FR2469575A1 (fr) 1979-11-13 1979-11-13 Turbine multietagee de turboforeuse

Publications (2)

Publication Number Publication Date
FR2469575A1 true FR2469575A1 (fr) 1981-05-22
FR2469575B1 FR2469575B1 (OSRAM) 1982-07-23

Family

ID=9231605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7927931A Granted FR2469575A1 (fr) 1979-11-13 1979-11-13 Turbine multietagee de turboforeuse

Country Status (1)

Country Link
FR (1) FR2469575A1 (OSRAM)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2646962A (en) * 1947-02-19 1953-07-28 Engineering Dev Company Inc Fluid motor for driving rotary tools

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2646962A (en) * 1947-02-19 1953-07-28 Engineering Dev Company Inc Fluid motor for driving rotary tools

Also Published As

Publication number Publication date
FR2469575B1 (OSRAM) 1982-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse