GB2005751A - Tensioning of members - Google Patents

Tensioning of members

Info

Publication number
GB2005751A
GB2005751A GB7835493A GB7835493A GB2005751A GB 2005751 A GB2005751 A GB 2005751A GB 7835493 A GB7835493 A GB 7835493A GB 7835493 A GB7835493 A GB 7835493A GB 2005751 A GB2005751 A GB 2005751A
Authority
GB
United Kingdom
Prior art keywords
tensioning
members
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
GB7835493A
Other versions
GB2005751B (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.)
Vickers Ltd
Original Assignee
Vickers Ltd
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 Vickers Ltd filed Critical Vickers Ltd
Publication of GB2005751A publication Critical patent/GB2005751A/en
Application granted granted Critical
Publication of GB2005751B publication Critical patent/GB2005751B/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
    • E21B19/08—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB7835493A 1977-09-05 1978-09-04 Tensioning of members Expired GB2005751B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3705077 1977-09-05

Publications (2)

Publication Number Publication Date
GB2005751A true GB2005751A (en) 1979-04-25
GB2005751B GB2005751B (en) 1982-04-21

Family

ID=10393342

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7835493A Expired GB2005751B (en) 1977-09-05 1978-09-04 Tensioning of members

Country Status (6)

Country Link
US (1) US4213720A (en)
JP (1) JPS5460201A (en)
FR (1) FR2402146A1 (en)
GB (1) GB2005751B (en)
NL (1) NL7809060A (en)
NO (1) NO783034L (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO146611C (en) * 1979-10-05 1982-11-03 Akers Mek Verksted As UNDERSTOETTELSESANORDNING.
US4379657A (en) * 1980-06-19 1983-04-12 Conoco Inc. Riser tensioner
US4362438A (en) * 1980-10-03 1982-12-07 A/S Akers Mek. Verksted Supporting device
US4470722A (en) * 1981-12-31 1984-09-11 Exxon Production Research Co. Marine production riser system and method of installing same
DK304285D0 (en) * 1985-07-03 1985-07-03 Atlas Ingeniorforretningen RENTAL CONSTRUCTION AND VESSELS WITH SUCH RENTAL CONSTRUCTION
US4759662A (en) * 1986-06-30 1988-07-26 Lockheed Corporation TLP marine riser tensioner
US6688814B2 (en) 2001-09-14 2004-02-10 Union Oil Company Of California Adjustable rigid riser connector
NO317079B1 (en) * 2002-08-02 2004-08-02 Maritime Hydraulics As The riser Trekka scheme
US20110011320A1 (en) * 2009-07-15 2011-01-20 My Technologies, L.L.C. Riser technology

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158208A (en) * 1962-04-06 1964-11-24 Lamphere Jean K Safety weight control and compensating apparatus for subsurface well bore devices
US3208728A (en) * 1962-11-19 1965-09-28 Exxon Production Research Co Apparatus for use on floating drilling platforms
US3687205A (en) * 1970-10-28 1972-08-29 Gulf Research Development Co Floating rig motion compensator
FR2147771B1 (en) * 1971-05-03 1974-05-31 Inst Francais Du Petrole
US3955621A (en) * 1975-02-14 1976-05-11 Houston Engineers, Inc. Riser assembly
DE2543293C3 (en) * 1975-09-27 1978-03-16 Thyssen Industrie Ag, 4300 Essen Underwater drilling device

Also Published As

Publication number Publication date
NO783034L (en) 1979-03-06
JPS5460201A (en) 1979-05-15
NL7809060A (en) 1979-03-07
US4213720A (en) 1980-07-22
GB2005751B (en) 1982-04-21
FR2402146A1 (en) 1979-03-30

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee