CA1139189A - Hydraulically operated actuator - Google Patents
Hydraulically operated actuatorInfo
- Publication number
- CA1139189A CA1139189A CA000345581A CA345581A CA1139189A CA 1139189 A CA1139189 A CA 1139189A CA 000345581 A CA000345581 A CA 000345581A CA 345581 A CA345581 A CA 345581A CA 1139189 A CA1139189 A CA 1139189A
- Authority
- CA
- Canada
- Prior art keywords
- piston
- actuator
- seal
- metal
- seal ring
- 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
- 229910052751 metal Inorganic materials 0.000 claims abstract description 84
- 239000002184 metal Substances 0.000 claims abstract description 84
- 239000012530 fluid Substances 0.000 claims abstract description 53
- 229920001971 elastomer Polymers 0.000 claims abstract description 10
- 239000000806 elastomer Substances 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 25
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims 17
- 230000006854 communication Effects 0.000 claims 17
- 230000003068 static effect Effects 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 6
- 125000006850 spacer group Chemical group 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 235000012976 tarts Nutrition 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 241000243251 Hydra Species 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- 101100504379 Mus musculus Gfral gene Proteins 0.000 description 1
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical compound [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- OGSYQYXYGXIQFH-UHFFFAOYSA-N chromium molybdenum nickel Chemical compound [Cr].[Ni].[Mo] OGSYQYXYGXIQFH-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 229910000701 elgiloys (Co-Cr-Ni Alloy) Inorganic materials 0.000 description 1
- 229910001119 inconels 625 Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 235000002020 sage Nutrition 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
- F16J15/48—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings influenced by the pressure within the member to be sealed
-
- 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
-
- 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
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/03—Valves operated by gear mechanisms, e.g. rack and pinion mechanisms
-
- 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
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/04—Ball valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Architecture (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
- Sealing Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1394179A | 1979-02-22 | 1979-02-22 | |
US013,941 | 1979-02-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1139189A true CA1139189A (en) | 1983-01-11 |
Family
ID=21762620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000345581A Expired CA1139189A (en) | 1979-02-22 | 1980-02-13 | Hydraulically operated actuator |
Country Status (5)
Country | Link |
---|---|
CA (1) | CA1139189A (no) |
GB (1) | GB2043780B (no) |
MX (1) | MX150727A (no) |
NO (1) | NO800471L (no) |
SG (1) | SG59784G (no) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107461174B (zh) * | 2017-09-26 | 2023-07-21 | 西南石油大学 | 一种井下安全阀 |
-
1980
- 1980-02-13 CA CA000345581A patent/CA1139189A/en not_active Expired
- 1980-02-21 NO NO800471A patent/NO800471L/no unknown
- 1980-02-22 MX MX181299A patent/MX150727A/es unknown
- 1980-02-22 GB GB8006106A patent/GB2043780B/en not_active Expired
-
1984
- 1984-08-24 SG SG597/84A patent/SG59784G/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB2043780B (en) | 1983-04-20 |
GB2043780A (en) | 1980-10-08 |
NO800471L (no) | 1980-08-25 |
MX150727A (es) | 1984-07-06 |
SG59784G (en) | 1985-04-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4429620A (en) | Hydraulically operated actuator | |
CA2403876C (en) | Internal gate valve for flow completion systems | |
US4452310A (en) | Metal-to-metal high/low pressure seal | |
US4934652A (en) | Dual stage valve actuator | |
US6684897B2 (en) | Valve actuator and method | |
US6003605A (en) | Balanced line tubing retrievable safety valve | |
US4294284A (en) | Fail-safe, non-pressure locking gate valve | |
US4809733A (en) | Fail-safe gate valve with separated actuators | |
CA1294599C (en) | Modular hydraulic actuator | |
US4444266A (en) | Deep set piston actuated well safety valve | |
CA2403881C (en) | Tubing hanger system with gate valve | |
US5074519A (en) | Fail-close hydraulically actuated control choke | |
US4877217A (en) | Fail-safe blowout preventer | |
US4602684A (en) | Well cementing valve | |
AU2001249385A1 (en) | Internal gate valve for flow completion systems | |
GB2083524A (en) | Submergible pump installation | |
GB2047304A (en) | Piston actuated well safety valve | |
GB2159193A (en) | Pressure charged low spread safety valve | |
US4199131A (en) | Actuator module for wireline cutting safety valve | |
US4178992A (en) | Metal seal tubing plug | |
US4869318A (en) | Annulus valve for concentric tubing hangers | |
US6536740B2 (en) | Disconnected piston for a valve actuator | |
US5318127A (en) | Surface controlled annulus safety system for well bores | |
CA1139189A (en) | Hydraulically operated actuator | |
US4601341A (en) | Flexible piston well safety valve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |