IN150588B - - Google Patents
Info
- Publication number
- IN150588B IN150588B IN926/CAL/78A IN926CA1978A IN150588B IN 150588 B IN150588 B IN 150588B IN 926CA1978 A IN926CA1978 A IN 926CA1978A IN 150588 B IN150588 B IN 150588B
- Authority
- IN
- India
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)
- Valve Housings (AREA)
- Magnetically Actuated Valves (AREA)
- Pens And Brushes (AREA)
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 (1)
| Publication Number | Publication Date |
|---|---|
| IN150588B true IN150588B (en) | 1982-11-13 |
Family
ID=9194825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN926/CAL/78A IN150588B (en) | 1977-08-29 | 1978-08-23 |
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)
| 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 |
-
1977
- 1977-08-29 FR FR7726157A patent/FR2402143A1/en active Granted
-
1978
- 1978-08-16 BE BE189907A patent/BE869766A/en not_active IP Right Cessation
- 1978-08-21 NO NO782839A patent/NO155633C/en unknown
- 1978-08-23 IN IN926/CAL/78A patent/IN150588B/en unknown
- 1978-08-23 SU SU782651451A patent/SU925258A3/en active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2402143B1 (en) | 1982-04-02 |
| NO155633B (en) | 1987-01-19 |
| NO155633C (en) | 1987-04-29 |
| FR2402143A1 (en) | 1979-03-30 |
| BE869766A (en) | 1979-02-16 |
| NO782839L (en) | 1979-03-01 |
| SU925258A3 (en) | 1982-04-30 |