CA1156139A - Tubage a detendeur - Google Patents
Tubage a detendeurInfo
- Publication number
- CA1156139A CA1156139A CA000372744A CA372744A CA1156139A CA 1156139 A CA1156139 A CA 1156139A CA 000372744 A CA000372744 A CA 000372744A CA 372744 A CA372744 A CA 372744A CA 1156139 A CA1156139 A CA 1156139A
- Authority
- CA
- Canada
- Prior art keywords
- valve
- inlet port
- accumulator
- actuator
- piston
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 239000012530 fluid Substances 0.000 claims abstract description 58
- 241000191291 Abies alba Species 0.000 claims description 16
- 230000003405 preventing effect Effects 0.000 claims description 7
- 239000003208 petroleum Substances 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- 235000004507 Abies alba Nutrition 0.000 description 13
- 239000003921 oil Substances 0.000 description 7
- 238000007789 sealing Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000012163 sequencing technique Methods 0.000 description 2
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004033 diameter control Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 239000013641 positive control Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/16—Control means therefor being outside the borehole
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13950280A | 1980-04-11 | 1980-04-11 | |
| US139,502 | 1980-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1156139A true CA1156139A (fr) | 1983-11-01 |
Family
ID=22486976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000372744A Expired CA1156139A (fr) | 1980-04-11 | 1981-03-11 | Tubage a detendeur |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0038034A3 (fr) |
| BR (1) | BR8102183A (fr) |
| CA (1) | CA1156139A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO309737B1 (no) | 1999-09-30 | 2001-03-19 | Kongsberg Offshore As | Anordning ved et undervannssystem til styring av en hydraulikkaktuator og et system med en sådan anordning |
| US6427778B1 (en) * | 2000-05-18 | 2002-08-06 | Baker Hughes Incorporated | Control system for deep set subsurface valves |
| WO2015163767A1 (fr) * | 2014-04-25 | 2015-10-29 | Subsea Chokes International As | Actionneur à utiliser dans des installations sous-marines |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2998070A (en) * | 1958-11-17 | 1961-08-29 | Otis Eng Co | Tamper proof manifold |
| US3142337A (en) * | 1960-10-24 | 1964-07-28 | Shell Oil Co | Hydraulic system for underwater wellheads |
| US3763891A (en) * | 1972-01-13 | 1973-10-09 | M Stiltner | Control valve |
| US3854695A (en) * | 1972-09-28 | 1974-12-17 | Vetco Offshore Ind Inc | Electromagnet control apparatus |
| US4082147A (en) * | 1977-02-24 | 1978-04-04 | Hydril Company | Method and apparatus for a surface control system for: subsurface safety valves |
| GB1597472A (en) * | 1977-08-12 | 1981-09-09 | Fmc Corp | Valve control circuits |
| US4258786A (en) * | 1978-06-05 | 1981-03-31 | Fmc Corporation | Safety valve operating apparatus |
-
1981
- 1981-03-11 CA CA000372744A patent/CA1156139A/fr not_active Expired
- 1981-04-09 EP EP81102711A patent/EP0038034A3/fr not_active Withdrawn
- 1981-04-10 BR BR8102183A patent/BR8102183A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR8102183A (pt) | 1981-10-13 |
| EP0038034A3 (fr) | 1981-11-04 |
| EP0038034A2 (fr) | 1981-10-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |