FR1482823A - Underwater drilling rig - Google Patents

Underwater drilling rig

Info

Publication number
FR1482823A
FR1482823A FR23375A FR23375A FR1482823A FR 1482823 A FR1482823 A FR 1482823A FR 23375 A FR23375 A FR 23375A FR 23375 A FR23375 A FR 23375A FR 1482823 A FR1482823 A FR 1482823A
Authority
FR
France
Prior art keywords
drilling rig
underwater drilling
underwater
rig
drilling
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.)
Expired
Application number
FR23375A
Other languages
French (fr)
Inventor
Jacques Delacour
Andre Castela
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR23375A priority Critical patent/FR1482823A/en
Application granted granted Critical
Publication of FR1482823A publication Critical patent/FR1482823A/en
Expired 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/12—Underwater drilling
    • E21B7/128—Underwater drilling from floating support with independent underwater anchored guide base
    • 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)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
FR23375A 1965-07-02 1965-07-02 Underwater drilling rig Expired FR1482823A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR23375A FR1482823A (en) 1965-07-02 1965-07-02 Underwater drilling rig

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR23375A FR1482823A (en) 1965-07-02 1965-07-02 Underwater drilling rig

Publications (1)

Publication Number Publication Date
FR1482823A true FR1482823A (en) 1967-06-02

Family

ID=8583736

Family Applications (1)

Application Number Title Priority Date Filing Date
FR23375A Expired FR1482823A (en) 1965-07-02 1965-07-02 Underwater drilling rig

Country Status (1)

Country Link
FR (1) FR1482823A (en)

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