NO782839L - HYDRAULIC CONTROLLED SAFETY VALVE SPECIAL FOR USE IN UNDER WATER DRILLING - Google Patents

HYDRAULIC CONTROLLED SAFETY VALVE SPECIAL FOR USE IN UNDER WATER DRILLING

Info

Publication number
NO782839L
NO782839L NO782839A NO782839A NO782839L NO 782839 L NO782839 L NO 782839L NO 782839 A NO782839 A NO 782839A NO 782839 A NO782839 A NO 782839A NO 782839 L NO782839 L NO 782839L
Authority
NO
Norway
Prior art keywords
safety valve
under water
water drilling
controlled safety
valve special
Prior art date
Application number
NO782839A
Other languages
Norwegian (no)
Other versions
NO155633C (en
NO155633B (en
Inventor
Jean Louis Gratzmuller
Original Assignee
Jean Louis Gratzmuller
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 Jean Louis Gratzmuller filed Critical Jean Louis Gratzmuller
Publication of NO782839L publication Critical patent/NO782839L/en
Publication of NO155633B publication Critical patent/NO155633B/en
Publication of NO155633C publication Critical patent/NO155633C/en

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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
    • E21B33/0355—Control systems, e.g. hydraulic, pneumatic, electric, acoustic, for submerged well heads
    • 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
    • F16K31/124—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston servo actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Magnetically Actuated Valves (AREA)
  • Pens And Brushes (AREA)
  • Valve Housings (AREA)
NO782839A 1977-08-29 1978-08-21 INSTALLATION FOR REMOTE CONTROL OF A VALVE. NO155633C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7726157A FR2402143A1 (en) 1977-08-29 1977-08-29 Valve for undersea petroleum wells - is operated by hydraulic energy stored at well-head on instructions transmitted hydraulically through small-bore pipe, minimising cost

Publications (3)

Publication Number Publication Date
NO782839L true NO782839L (en) 1979-03-01
NO155633B NO155633B (en) 1987-01-19
NO155633C NO155633C (en) 1987-04-29

Family

ID=9194825

Family Applications (1)

Application Number Title Priority Date Filing Date
NO782839A NO155633C (en) 1977-08-29 1978-08-21 INSTALLATION FOR REMOTE CONTROL OF A VALVE.

Country Status (5)

Country Link
BE (1) BE869766A (en)
FR (1) FR2402143A1 (en)
IN (1) IN150588B (en)
NO (1) NO155633C (en)
SU (1) SU925258A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462963B (en) * 1987-03-09 1990-09-24 Milton Marine Automation Ab DEVICE FOR CONTROL OF VALVES IN LOAD PIPES OF EXAMPLE SHIPS

Also Published As

Publication number Publication date
IN150588B (en) 1982-11-13
SU925258A3 (en) 1982-04-30
FR2402143A1 (en) 1979-03-30
FR2402143B1 (en) 1982-04-02
NO155633C (en) 1987-04-29
BE869766A (en) 1979-02-16
NO155633B (en) 1987-01-19

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