NO743202L - - Google Patents

Info

Publication number
NO743202L
NO743202L NO743202A NO743202A NO743202L NO 743202 L NO743202 L NO 743202L NO 743202 A NO743202 A NO 743202A NO 743202 A NO743202 A NO 743202A NO 743202 L NO743202 L NO 743202L
Authority
NO
Norway
Prior art keywords
valve
pressure
shut
area
sensing
Prior art date
Application number
NO743202A
Other languages
English (en)
Norwegian (no)
Inventor
Peter B Olmstead
Original Assignee
Peter B Olmstead
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 Peter B Olmstead filed Critical Peter B Olmstead
Publication of NO743202L publication Critical patent/NO743202L/no

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08Apparatus 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
    • E21B19/09Apparatus 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B20/00Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/004Fluid pressure supply failure

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
NO743202A 1973-09-06 1974-09-05 NO743202L (show.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US394720A US3902319A (en) 1973-09-06 1973-09-06 Method and apparatus for instantaneously isolating a fluid operated load applying cylinder from its source

Publications (1)

Publication Number Publication Date
NO743202L true NO743202L (show.php) 1975-04-01

Family

ID=23560143

Family Applications (1)

Application Number Title Priority Date Filing Date
NO743202A NO743202L (show.php) 1973-09-06 1974-09-05

Country Status (3)

Country Link
US (1) US3902319A (show.php)
NL (1) NL7411866A (show.php)
NO (1) NO743202L (show.php)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4098082A (en) * 1977-03-18 1978-07-04 Packer Martin R Wave-motion compensating apparatus for use in conjunction with an off-shore crane, or the like
US4362438A (en) * 1980-10-03 1982-12-07 A/S Akers Mek. Verksted Supporting device
US5365737A (en) * 1992-08-19 1994-11-22 Komatsu Ltd. Hydraulically-operated equipment for construction machinery
AU6372599A (en) * 1999-10-19 2001-04-30 Huisman Special Lifting Equipment B.V. Hoisting mechanism, with compensator installed in a hoisting cable system
EP2085568B1 (en) * 2006-01-11 2011-08-31 Weatherford/Lamb, Inc. Stand compensator
NO329688B1 (no) * 2006-06-01 2010-11-29 Nat Oilwell Norway As Anordning ved heisesystem
NO339757B1 (no) 2012-12-10 2017-01-30 Mhwirth As Strekkmaskiner for stigerør med multippel kapasitet
AU2013205798B2 (en) * 2013-05-09 2016-02-11 Icon Engineering Pty Ltd Heave compensation and tensioning apparatus, and method of use thereof
AU2014221196B2 (en) 2014-09-02 2016-07-07 Icon Engineering Pty Ltd Coiled tubing lift frame assembly and method of use thereof
NO342639B1 (en) 2015-07-13 2018-06-25 Mhwirth As Riser tensioning system
USD835678S1 (en) * 2017-07-08 2018-12-11 Daqing Dannuo Petroleum Technology Development Co., Ltd. Pumping unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2865401A (en) * 1954-07-06 1958-12-23 Ludwig A Majneri Shut-off valve assembly for fluid pressure systems
US3108759A (en) * 1962-01-19 1963-10-29 Weinman Pump & Supply Co Coil positioning control
US3163005A (en) * 1962-11-19 1964-12-29 Jersey Prod Res Co Apparatus for use on floating drilling platforms
US3687205A (en) * 1970-10-28 1972-08-29 Gulf Research Development Co Floating rig motion compensator
US3721293A (en) * 1971-02-16 1973-03-20 Vetco Offshore Ind Inc Compensating and sensing apparatus for well bore drilling vessels

Also Published As

Publication number Publication date
NL7411866A (nl) 1975-03-10
US3902319A (en) 1975-09-02

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