FR2327388B1 - - Google Patents

Info

Publication number
FR2327388B1
FR2327388B1 FR7530713A FR7530713A FR2327388B1 FR 2327388 B1 FR2327388 B1 FR 2327388B1 FR 7530713 A FR7530713 A FR 7530713A FR 7530713 A FR7530713 A FR 7530713A FR 2327388 B1 FR2327388 B1 FR 2327388B1
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
FR7530713A
Other languages
French (fr)
Other versions
FR2327388A1 (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.)
ARZUMANOV SUREN
Original Assignee
ARZUMANOV SUREN
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 ARZUMANOV SUREN filed Critical ARZUMANOV SUREN
Priority to FR7530713A priority Critical patent/FR2327388A1/fr
Publication of FR2327388A1 publication Critical patent/FR2327388A1/fr
Application granted granted Critical
Publication of FR2327388B1 publication Critical patent/FR2327388B1/fr
Granted 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
    • E21B33/061—Ram-type blow-out preventers, e.g. with pivoting rams
    • E21B33/062—Ram-type blow-out preventers, e.g. with pivoting rams with sliding rams

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)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
FR7530713A 1975-10-07 1975-10-07 Obturateur de securite a machoires Granted FR2327388A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7530713A FR2327388A1 (fr) 1975-10-07 1975-10-07 Obturateur de securite a machoires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7530713A FR2327388A1 (fr) 1975-10-07 1975-10-07 Obturateur de securite a machoires

Publications (2)

Publication Number Publication Date
FR2327388A1 FR2327388A1 (fr) 1977-05-06
FR2327388B1 true FR2327388B1 (enExample) 1978-03-17

Family

ID=9160913

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7530713A Granted FR2327388A1 (fr) 1975-10-07 1975-10-07 Obturateur de securite a machoires

Country Status (1)

Country Link
FR (1) FR2327388A1 (enExample)

Also Published As

Publication number Publication date
FR2327388A1 (fr) 1977-05-06

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Legal Events

Date Code Title Description
ST Notification of lapse