NO822406L - Fluidumaktivert heisemekanisme. - Google Patents

Fluidumaktivert heisemekanisme.

Info

Publication number
NO822406L
NO822406L NO822406A NO822406A NO822406L NO 822406 L NO822406 L NO 822406L NO 822406 A NO822406 A NO 822406A NO 822406 A NO822406 A NO 822406A NO 822406 L NO822406 L NO 822406L
Authority
NO
Norway
Prior art keywords
fluidum
heating mechanism
activated heating
activated
heating
Prior art date
Application number
NO822406A
Other languages
English (en)
Other versions
NO153845B (no
NO153845C (no
Inventor
Ronald E Beaufort
Original Assignee
Varco Int
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 Varco Int filed Critical Varco Int
Publication of NO822406L publication Critical patent/NO822406L/no
Publication of NO153845B publication Critical patent/NO153845B/no
Publication of NO153845C publication Critical patent/NO153845C/no

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
    • E21B19/086—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 with a fluid-actuated cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Earth Drilling (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NO822406A 1981-07-20 1982-07-12 Fluidumaktivisert jekkmekanisme. NO153845C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/284,672 US4494376A (en) 1981-07-20 1981-07-20 Fluid actuated jack mechanism

Publications (3)

Publication Number Publication Date
NO822406L true NO822406L (no) 1983-01-21
NO153845B NO153845B (no) 1986-02-24
NO153845C NO153845C (no) 1986-06-04

Family

ID=23091089

Family Applications (1)

Application Number Title Priority Date Filing Date
NO822406A NO153845C (no) 1981-07-20 1982-07-12 Fluidumaktivisert jekkmekanisme.

Country Status (7)

Country Link
US (1) US4494376A (no)
JP (1) JPS5824087A (no)
CA (1) CA1187476A (no)
DE (1) DE3226967C2 (no)
FR (1) FR2509783B1 (no)
GB (1) GB2106955B (no)
NO (1) NO153845C (no)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4676312A (en) * 1986-12-04 1987-06-30 Donald E. Mosing Well casing grip assurance system
US5410842A (en) * 1993-11-12 1995-05-02 Asi Technologies, Inc. Two speed hydraulic door operator
US6094910A (en) * 1995-12-22 2000-08-01 Maritime Hydraulics As Apparatus and method for raising and lowering a piston in a piston cylinder arrangement in a derrick
NO312309B1 (no) * 1999-08-19 2002-04-22 Gunnar Kristiansen Anordning ved löfte- og senkeutstyr for bevegelse av borestreng i et boretårn
GB2389611B (en) * 2001-02-16 2005-04-13 Gunnar Kristiansen Device of a Derrick
US6840493B2 (en) 2002-04-03 2005-01-11 Lemuel T. York Valve actuator
CN102418726B (zh) * 2011-11-29 2014-12-10 北京市三一重机有限公司 自降温旋挖钻机动力头液压马达系统及旋挖钻机
US9625080B1 (en) * 2014-06-23 2017-04-18 Stephen A. Youngers Assembly for hydraulic fluid actuated machine leveling
AU2017393950B2 (en) 2017-01-18 2022-11-24 Minex Crc Ltd Mobile coiled tubing drilling apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2309983A (en) * 1941-03-06 1943-02-02 Hydraulic Dev Corp Inc Multiple cylinder press
FR1203263A (fr) * 1958-09-11 1960-01-18 Eberswalde Kranbau Dispositif hydraulique assurant un mouvement de va-et-vient à changement du sens de la force motrice
US3096075A (en) * 1960-12-09 1963-07-02 Brown Oil Tools Hydraulic pipe snubber for oil wells
FR2098802A5 (no) * 1970-07-28 1972-03-10 Automatic Drilling Machi
DE2141724A1 (de) * 1971-08-20 1973-03-01 Bosch Gmbh Robert Steuer- und regeleinrichtung fuer eine hydropumpe
JPS5219365B2 (no) * 1972-03-16 1977-05-27
CH566500A5 (no) * 1973-05-17 1975-09-15 Sulzer Ag
US3999610A (en) * 1974-11-21 1976-12-28 Otis Engineering Corporation Pipe snubbing method and apparatus
US3986564A (en) * 1975-03-03 1976-10-19 Bender Emil A Well rig
US4119297A (en) * 1977-03-14 1978-10-10 Gunther Albert W Snubbing apparatus
US4359130A (en) * 1980-05-27 1982-11-16 International Harvester Co. Hydraulic system for responsive splitting of engine power

Also Published As

Publication number Publication date
JPS5824087A (ja) 1983-02-12
DE3226967A1 (de) 1983-06-01
CA1187476A (en) 1985-05-21
NO153845B (no) 1986-02-24
NO153845C (no) 1986-06-04
GB2106955A (en) 1983-04-20
FR2509783B1 (fr) 1985-11-08
US4494376A (en) 1985-01-22
GB2106955B (en) 1985-01-03
FR2509783A1 (fr) 1983-01-21
DE3226967C2 (de) 1985-10-17
JPS6226394B2 (no) 1987-06-09

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