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NO903224D0 - Paavirkningsorgan. - Google Patents

Paavirkningsorgan.

Info

Publication number
NO903224D0
NO903224D0 NO903224A NO903224A NO903224D0 NO 903224 D0 NO903224 D0 NO 903224D0 NO 903224 A NO903224 A NO 903224A NO 903224 A NO903224 A NO 903224A NO 903224 D0 NO903224 D0 NO 903224D0
Authority
NO
Norway
Prior art keywords
paavirkningsorgan
Prior art date
Application number
NO903224A
Other languages
English (en)
Other versions
NO903224L (no
Inventor
R Hart
Original Assignee
Nat Oilwell Uk Ltd
Wellhead Systems Eng
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 Nat Oilwell Uk Ltd, Wellhead Systems Eng filed Critical Nat Oilwell Uk Ltd
Publication of NO903224D0 publication Critical patent/NO903224D0/no
Publication of NO903224L publication Critical patent/NO903224L/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
    • 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/16—Control means therefor being outside the borehole
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S137/00—Fluid handling
    • Y10S137/906—Valves biased by fluid "springs"

Landscapes

  • Engineering & Computer Science (AREA)
  • General 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)
  • Actuator (AREA)
NO90903224A 1989-07-21 1990-07-19 Aktivator. NO903224L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8916744A GB2234014A (en) 1989-07-21 1989-07-21 A fluid operated actuator

Publications (2)

Publication Number Publication Date
NO903224D0 true NO903224D0 (no) 1990-07-19
NO903224L NO903224L (no) 1991-01-22

Family

ID=10660438

Family Applications (1)

Application Number Title Priority Date Filing Date
NO90903224A NO903224L (no) 1989-07-21 1990-07-19 Aktivator.

Country Status (4)

Country Link
US (1) US5081909A (no)
EP (1) EP0409633A1 (no)
GB (1) GB2234014A (no)
NO (1) NO903224L (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4027122A1 (de) * 1990-08-28 1992-03-05 Montech Ag Lineareinheit
NO328603B1 (no) * 2008-05-14 2010-03-29 Vetco Gray Scandinavia As Undervanns hybrid ventilaktuatorsystem og fremgangsmate.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3884251A (en) * 1974-05-02 1975-05-20 Fmc Corp Cylinder-operated valve
US3913883A (en) * 1974-09-03 1975-10-21 Acf Ind Inc Means for securing flexible diaphragm in fluid actuator for valves
US4199131A (en) * 1977-09-23 1980-04-22 Otis Engineering Corporation Actuator module for wireline cutting safety valve
US4470430A (en) * 1981-05-26 1984-09-11 Lancaster Robert D Drilling choke
US4445424A (en) * 1981-10-02 1984-05-01 Baker Cac, Inc. Actuator having Belleville washer configuration operating in concert with a piston cylinder member
GB2117827B (en) * 1981-12-31 1985-03-13 Apv Co Ltd Valve operating cylinder unit
US4637419A (en) * 1984-07-09 1987-01-20 Vetco Offshore, Inc. Subsea control pod valve assembly
US4699355A (en) * 1984-11-01 1987-10-13 Koomey, Inc. Fail-safe fluid piloted valve positioner with hydromechanical position lock
US4634099A (en) * 1985-05-17 1987-01-06 Nupro Company High pressure inverted bellows valve
JPH01500096A (ja) * 1986-04-18 1989-01-19 サームウツド・コーポレーシヨン ロボット作動装置の液圧シリンダ組立体
DE3623143C2 (de) * 1986-07-09 1995-03-09 Leibfried Maschinenbau Gmbh Fluidbetätigter Zylinder

Also Published As

Publication number Publication date
GB8916744D0 (en) 1989-09-06
EP0409633A1 (en) 1991-01-23
GB2234014A (en) 1991-01-23
US5081909A (en) 1992-01-21
NO903224L (no) 1991-01-22

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