GB1053311A - - Google Patents

Info

Publication number
GB1053311A
GB1053311A GB1053311DA GB1053311A GB 1053311 A GB1053311 A GB 1053311A GB 1053311D A GB1053311D A GB 1053311DA GB 1053311 A GB1053311 A GB 1053311A
Authority
GB
United Kingdom
Prior art keywords
jacks
tube
vertical
april
pulley
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.)
Active
Application number
Other languages
English (en)
Publication of GB1053311A publication Critical patent/GB1053311A/en
Active 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
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/09—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods specially adapted for drilling underwater formations from a floating support using heave compensators supporting the drill string

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)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
GB1053311D Active GB1053311A (xx)

Publications (1)

Publication Number Publication Date
GB1053311A true GB1053311A (xx)

Family

ID=1757485

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1053311D Active GB1053311A (xx)

Country Status (1)

Country Link
GB (1) GB1053311A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940111A (en) * 1972-05-05 1976-02-24 Institut Francaise Du Petrole, Des Carburants Et Lubrifiants Apparatus for applying a determined force to an element connected to an installation subjected to alternating movements

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940111A (en) * 1972-05-05 1976-02-24 Institut Francaise Du Petrole, Des Carburants Et Lubrifiants Apparatus for applying a determined force to an element connected to an installation subjected to alternating movements

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