FR2327388A1 - Obturateur de securite a machoires - Google Patents

Obturateur de securite a machoires

Info

Publication number
FR2327388A1
FR2327388A1 FR7530713A FR7530713A FR2327388A1 FR 2327388 A1 FR2327388 A1 FR 2327388A1 FR 7530713 A FR7530713 A FR 7530713A FR 7530713 A FR7530713 A FR 7530713A FR 2327388 A1 FR2327388 A1 FR 2327388A1
Authority
FR
France
Prior art keywords
jaws
gas well
type oil
jaw type
reinforced elastomer
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
FR7530713A
Other languages
English (en)
French (fr)
Other versions
FR2327388B1 (enExample
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 true FR2327388A1 (fr) 1977-05-06
FR2327388B1 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
FR2327388B1 (enExample) 1978-03-17

Similar Documents

Publication Publication Date Title
GB1366999A (en) Apparatus for sealing external surface of a tubular member
GB1468456A (en) Pipe disconnecting apparatus
ES441104A1 (es) Perfeccionamientos introducidos en una herramienta de perfo-racion por impacto accionada neumaticamente.
DE60335638D1 (de) Vorrichtung zum nachverpressen von gebirgsankern
GB1248895A (en) Fluid actuated impact apparatus
ES543485A0 (es) Perfeccionamientos en una maquina de percusion de acciona- miento hidraulico
FR2327388A1 (fr) Obturateur de securite a machoires
ES8205638A1 (es) Un aparato rebordeador perfeccionado
FR2442699A1 (fr) Outil a percussion, notamment pour l'exploitation des mines et les travaux de demolition
CN210068121U (zh) 可重复使用的矿用多段水力封孔压裂装置
GB1149478A (en) Improvements in pressure fluid actuated drill steel centralizer
CN208578551U (zh) 一种方便更换铅模的井下打印工具
GB1407734A (en) Apparatus for use in an oil well
CN212406664U (zh) 一种三级囊带式注浆封孔器
CN114458236A (zh) 一种石油天然气钻采用可溶桥塞
GB922055A (en) Tubing anchor for well conduit
FR2424467A1 (fr) Outillage pour deformer localement une canalisation afin de reduire ou interrompre le debit d'un fluide
CN201129166Y (zh) 剪切闸板阀
CN208502722U (zh) 一种变径闸板前密封装置
CN205841810U (zh) 特高压加配管硬自密封锻造焊端节流阀
CN210922375U (zh) 一种用于小型电站、除险加固、新开涵道的爆破装置
CN205654317U (zh) 油井管道打捞装置
CN216767337U (zh) 一种卡瓦半封闸板结构
CN215635541U (zh) 一种水利工程用管道连接装置
CN214470088U (zh) 一种炉体的浮动炉门

Legal Events

Date Code Title Description
ST Notification of lapse