NO20035286L - Baerbar borestrengkompensator - Google Patents

Baerbar borestrengkompensator

Info

Publication number
NO20035286L
NO20035286L NO20035286A NO20035286A NO20035286L NO 20035286 L NO20035286 L NO 20035286L NO 20035286 A NO20035286 A NO 20035286A NO 20035286 A NO20035286 A NO 20035286A NO 20035286 L NO20035286 L NO 20035286L
Authority
NO
Norway
Prior art keywords
drill string
accumulator
cylinder
air pressure
pressure vessel
Prior art date
Application number
NO20035286A
Other languages
English (en)
Other versions
NO329534B1 (no
NO20035286D0 (no
Inventor
Lacey C Coffey
Richard D Williams
Original Assignee
Control Flow Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=30443942&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO20035286(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Control Flow Inc filed Critical Control Flow Inc
Publication of NO20035286D0 publication Critical patent/NO20035286D0/no
Publication of NO20035286L publication Critical patent/NO20035286L/no
Publication of NO329534B1 publication Critical patent/NO329534B1/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
NO20035286A 2002-12-09 2003-11-28 Baerbar borestrengkompensator NO329534B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/314,747 US6968900B2 (en) 2002-12-09 2002-12-09 Portable drill string compensator

Publications (3)

Publication Number Publication Date
NO20035286D0 NO20035286D0 (no) 2003-11-28
NO20035286L true NO20035286L (no) 2004-06-10
NO329534B1 NO329534B1 (no) 2010-11-08

Family

ID=30443942

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20035286A NO329534B1 (no) 2002-12-09 2003-11-28 Baerbar borestrengkompensator

Country Status (7)

Country Link
US (2) US6968900B2 (no)
EP (1) EP1428973B1 (no)
AT (1) ATE328186T1 (no)
BR (1) BRPI0307860B1 (no)
DE (1) DE60305615D1 (no)
NO (1) NO329534B1 (no)
SG (1) SG115591A1 (no)

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US8464525B2 (en) * 2007-02-07 2013-06-18 National Oilwell Varco, L.P. Subsea power fluid recovery systems
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US8157013B1 (en) * 2010-12-08 2012-04-17 Drilling Technological Innovations, LLC Tensioner system with recoil controls
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DK2931648T3 (en) 2012-12-13 2017-02-06 Nat Oilwell Varco Lp Remote Raising Compensation System
US9725968B2 (en) 2013-07-15 2017-08-08 Canrig Drilling Technology Ltd. Force application reduction employing actuator and thrust bearing
NO20131234A1 (no) * 2013-09-12 2015-03-13 Depro As Anordning for datastyrt kompensasjon av bølgebevirkede avstandsvariasjoner på borestreng
US8757204B1 (en) 2013-11-22 2014-06-24 Drilling Technological Innovations, LLC Riser recoil valve
US8757205B1 (en) 2013-11-22 2014-06-24 Drilling Technological Innovations, LLC Choke assembly tensioner system for a drilling rig
AU2014221196B2 (en) 2014-09-02 2016-07-07 Icon Engineering Pty Ltd Coiled tubing lift frame assembly and method of use thereof
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Also Published As

Publication number Publication date
EP1428973B1 (en) 2006-05-31
NO329534B1 (no) 2010-11-08
US6968900B2 (en) 2005-11-29
EP1428973A1 (en) 2004-06-16
US20040108117A1 (en) 2004-06-10
SG115591A1 (en) 2005-10-28
BR0307860A (pt) 2004-12-07
BRPI0307860B1 (pt) 2017-02-21
NO20035286D0 (no) 2003-11-28
US20050247452A1 (en) 2005-11-10
ATE328186T1 (de) 2006-06-15
US7131496B2 (en) 2006-11-07
DE60305615D1 (de) 2006-07-06

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees