FR2389817A1 - - Google Patents
Info
- Publication number
- FR2389817A1 FR2389817A1 FR7813370A FR7813370A FR2389817A1 FR 2389817 A1 FR2389817 A1 FR 2389817A1 FR 7813370 A FR7813370 A FR 7813370A FR 7813370 A FR7813370 A FR 7813370A FR 2389817 A1 FR2389817 A1 FR 2389817A1
- Authority
- FR
- France
- Prior art keywords
- valve
- controlled
- pressure
- pilot assembly
- chambers
- 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.)
- Withdrawn
Links
- 239000012530 fluid Substances 0.000 abstract 2
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 239000003209 petroleum derivative Substances 0.000 abstract 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
- 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
- F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
-
- 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
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0971—Speed responsive valve control
- Y10T137/108—Centrifugal mass type [exclusive of liquid]
- Y10T137/1171—With fluid servo-motor
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2544—Supply and exhaust type
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7723—Safety cut-off requiring reset
- Y10T137/7725—Responsive to both high and low pressure or velocity
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid-Driven Valves (AREA)
- Servomotors (AREA)
- Control Of Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/794,571 US4157167A (en) | 1977-05-06 | 1977-05-06 | Valve actuator and pilot assembly therefor |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2389817A1 true FR2389817A1 (en, 2012) | 1978-12-01 |
Family
ID=25163027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7813370A Withdrawn FR2389817A1 (en, 2012) | 1977-05-06 | 1978-05-05 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4157167A (en, 2012) |
CA (1) | CA1092483A (en, 2012) |
FR (1) | FR2389817A1 (en, 2012) |
GB (1) | GB1603879A (en, 2012) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4279272A (en) * | 1977-10-13 | 1981-07-21 | Baker Cac, Inc. | Flow line monitor pilot valve assembly |
WO1995023937A1 (en) | 1994-03-04 | 1995-09-08 | Safoco, Inc. | Valve actuator apparatus and method |
US7762275B1 (en) | 2007-06-29 | 2010-07-27 | Thomas Ventura | Valve stem shaft housing |
US9353882B2 (en) | 2012-03-26 | 2016-05-31 | Safoco, Inc. | Low profile hydraulic actuator |
US8777178B2 (en) | 2012-05-07 | 2014-07-15 | Array Holdings, Inc. | Adjustable valve acutator system |
US9517976B2 (en) | 2012-05-16 | 2016-12-13 | Halkey-Roberts Corporation | Inflator |
US9353775B2 (en) | 2012-10-10 | 2016-05-31 | Safoco, Inc. | Cylindrical liner for piston actuator |
US9395015B2 (en) | 2012-10-10 | 2016-07-19 | Safoco, Inc. | Rotatable actuator shaft |
WO2015065313A1 (en) | 2013-10-28 | 2015-05-07 | Halliburton Energy Services, Inc. | Flow control assembly actuated by pilot pressure |
US10196874B2 (en) * | 2015-10-08 | 2019-02-05 | Ge Oil & Gas Pressure Control Lp | Secondary thrust wireline shearing valve |
US11300229B2 (en) * | 2019-07-11 | 2022-04-12 | Performance Oil Tools, Inc. | Packing module and stuffing box assembly |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3007492A (en) * | 1958-11-17 | 1961-11-07 | Otis Eng Co | Fluid flow systems and pilot valves therefor |
US3389718A (en) * | 1966-09-16 | 1968-06-25 | Fisher Governor Co | High and low pressure wellhead shut-in valve |
US3621881A (en) * | 1970-08-03 | 1971-11-23 | Acf Ind Inc | High-low pressure pilot valve mechanism |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2935998A (en) * | 1957-09-19 | 1960-05-10 | Us Industries Inc | Automatic shut-off valve and controls therefor |
US3540690A (en) * | 1968-10-04 | 1970-11-17 | Fisher Governor Co | Valve construction |
-
1977
- 1977-05-06 US US05/794,571 patent/US4157167A/en not_active Expired - Lifetime
- 1977-11-08 CA CA290,412A patent/CA1092483A/en not_active Expired
-
1978
- 1978-05-04 GB GB17789/78A patent/GB1603879A/en not_active Expired
- 1978-05-05 FR FR7813370A patent/FR2389817A1/fr not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3007492A (en) * | 1958-11-17 | 1961-11-07 | Otis Eng Co | Fluid flow systems and pilot valves therefor |
US3389718A (en) * | 1966-09-16 | 1968-06-25 | Fisher Governor Co | High and low pressure wellhead shut-in valve |
US3621881A (en) * | 1970-08-03 | 1971-11-23 | Acf Ind Inc | High-low pressure pilot valve mechanism |
Also Published As
Publication number | Publication date |
---|---|
GB1603879A (en) | 1981-12-02 |
US4157167A (en) | 1979-06-05 |
CA1092483A (en) | 1980-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |