GB8708240D0 - Tensioner - Google Patents

Tensioner

Info

Publication number
GB8708240D0
GB8708240D0 GB878708240A GB8708240A GB8708240D0 GB 8708240 D0 GB8708240 D0 GB 8708240D0 GB 878708240 A GB878708240 A GB 878708240A GB 8708240 A GB8708240 A GB 8708240A GB 8708240 D0 GB8708240 D0 GB 8708240D0
Authority
GB
United Kingdom
Prior art keywords
tensioner
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
GB878708240A
Other versions
GB2188899A (en
GB2188899B (en
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.)
Alstom SA
Original Assignee
Alstom SA
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 Alstom SA filed Critical Alstom SA
Publication of GB8708240D0 publication Critical patent/GB8708240D0/en
Publication of GB2188899A publication Critical patent/GB2188899A/en
Application granted granted Critical
Publication of GB2188899B publication Critical patent/GB2188899B/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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/002—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling
    • E21B19/004—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling supporting a riser from a drilling or production platform
    • E21B19/006—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling supporting a riser from a drilling or production platform including heave compensators
    • 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)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Electric Cable Installation (AREA)
GB8708240A 1986-04-10 1987-04-07 A tensioner for tensioning a traction cable connected at one of its ends to the top end of a riser whose bottom end is fixed to the sea bed Expired GB2188899B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8605130A FR2597081B1 (en) 1986-04-10 1986-04-10 DEVICE FOR TENSIONING A TENSION CABLE LINKED TO ONE OF ITS ENDS AT THE UPPER END OF A TUBE WHOSE LOWER END IS ATTACHED TO THE BOTTOM OF THE SEA

Publications (3)

Publication Number Publication Date
GB8708240D0 true GB8708240D0 (en) 1987-05-13
GB2188899A GB2188899A (en) 1987-10-14
GB2188899B GB2188899B (en) 1989-11-29

Family

ID=9334096

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8708240A Expired GB2188899B (en) 1986-04-10 1987-04-07 A tensioner for tensioning a traction cable connected at one of its ends to the top end of a riser whose bottom end is fixed to the sea bed

Country Status (3)

Country Link
FR (1) FR2597081B1 (en)
GB (1) GB2188899B (en)
NO (1) NO871471L (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2797464B1 (en) * 1999-08-09 2001-11-09 Bouygues Offshore DEVICE AND METHOD FOR HOLDING AND GUIDING A RISER, AND METHOD FOR TRANSFERRING A RISER ON A FLOATING MEDIUM
US20110011320A1 (en) * 2009-07-15 2011-01-20 My Technologies, L.L.C. Riser technology
GB2485570A (en) 2010-11-18 2012-05-23 Nat Oilwell Varco Norway As Heave compensating system
CN102225734A (en) * 2011-05-26 2011-10-26 中国海洋石油总公司 Active heave compensation device for releasing and assembling deep sea winch
CN105217453B (en) * 2015-10-21 2017-05-31 中国海洋石油总公司 Shock loading buffer
CN106286428A (en) * 2016-11-01 2017-01-04 中国石油大学(华东) A kind of semi-active type heave compensator hydraulic control system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432420A (en) * 1981-08-06 1984-02-21 Exxon Production Research Co. Riser tensioner safety system

Also Published As

Publication number Publication date
FR2597081B1 (en) 1988-06-10
GB2188899A (en) 1987-10-14
NO871471D0 (en) 1987-04-08
FR2597081A1 (en) 1987-10-16
NO871471L (en) 1987-10-12
GB2188899B (en) 1989-11-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee