FR2322998A1 - Moyens d'actionnement des coins de retenue d'une tige de forage - Google Patents

Moyens d'actionnement des coins de retenue d'une tige de forage

Info

Publication number
FR2322998A1
FR2322998A1 FR7527432A FR7527432A FR2322998A1 FR 2322998 A1 FR2322998 A1 FR 2322998A1 FR 7527432 A FR7527432 A FR 7527432A FR 7527432 A FR7527432 A FR 7527432A FR 2322998 A1 FR2322998 A1 FR 2322998A1
Authority
FR
France
Prior art keywords
drilling pipe
arm
wedges
upward
wedge
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
FR7527432A
Other languages
English (en)
French (fr)
Other versions
FR2322998B3 (OSRAM
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.)
SMEDVIG DRILLING CO AS
Original Assignee
SMEDVIG DRILLING CO AS
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 SMEDVIG DRILLING CO AS filed Critical SMEDVIG DRILLING CO AS
Priority to FR7527432A priority Critical patent/FR2322998A1/fr
Publication of FR2322998A1 publication Critical patent/FR2322998A1/fr
Application granted granted Critical
Publication of FR2322998B3 publication Critical patent/FR2322998B3/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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/10—Slips; Spiders ; Catching devices

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)
  • Drilling And Boring (AREA)
FR7527432A 1975-09-08 1975-09-08 Moyens d'actionnement des coins de retenue d'une tige de forage Granted FR2322998A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7527432A FR2322998A1 (fr) 1975-09-08 1975-09-08 Moyens d'actionnement des coins de retenue d'une tige de forage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7527432A FR2322998A1 (fr) 1975-09-08 1975-09-08 Moyens d'actionnement des coins de retenue d'une tige de forage

Publications (2)

Publication Number Publication Date
FR2322998A1 true FR2322998A1 (fr) 1977-04-01
FR2322998B3 FR2322998B3 (OSRAM) 1978-04-28

Family

ID=9159702

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7527432A Granted FR2322998A1 (fr) 1975-09-08 1975-09-08 Moyens d'actionnement des coins de retenue d'une tige de forage

Country Status (1)

Country Link
FR (1) FR2322998A1 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110259393A (zh) * 2019-07-19 2019-09-20 广州海洋地质调查局 一种深海钻机换杆机构夹持机构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110259393A (zh) * 2019-07-19 2019-09-20 广州海洋地质调查局 一种深海钻机换杆机构夹持机构
CN110259393B (zh) * 2019-07-19 2023-12-08 广州海洋地质调查局 一种深海钻机换杆机构夹持机构

Also Published As

Publication number Publication date
FR2322998B3 (OSRAM) 1978-04-28

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Legal Events

Date Code Title Description
ST Notification of lapse