IT8024219A0 - Complesso di valvola di controllo per dispositivi antieruzione. - Google Patents

Complesso di valvola di controllo per dispositivi antieruzione.

Info

Publication number
IT8024219A0
IT8024219A0 IT8024219A IT2421980A IT8024219A0 IT 8024219 A0 IT8024219 A0 IT 8024219A0 IT 8024219 A IT8024219 A IT 8024219A IT 2421980 A IT2421980 A IT 2421980A IT 8024219 A0 IT8024219 A0 IT 8024219A0
Authority
IT
Italy
Prior art keywords
control valve
valve assembly
burst devices
burst
devices
Prior art date
Application number
IT8024219A
Other languages
English (en)
Other versions
IT1132435B (it
Inventor
Bates H John
Original Assignee
Nl Industries Inc
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 Nl Industries Inc filed Critical Nl Industries Inc
Publication of IT8024219A0 publication Critical patent/IT8024219A0/it
Application granted granted Critical
Publication of IT1132435B publication Critical patent/IT1132435B/it

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
    • E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
    • 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
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • F15B2011/0243—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits the regenerative circuit being activated or deactivated automatically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • F15B2211/3058—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having additional valves for interconnecting the fluid chambers of a double-acting actuator, e.g. for regeneration mode or for floating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3111—Neutral or centre positions the pump port being closed in the centre position, e.g. so-called closed centre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F15B2211/31576—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having a single pressure source and a single output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/355—Pilot pressure control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/36—Pilot pressure sensing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/775—Combined control, e.g. control of speed and force for providing a high speed approach stroke with low force followed by a low speed working stroke with high force, e.g. for a hydraulic press
    • 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
    • Y10T137/0318—Processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
IT24219/80A 1979-08-20 1980-08-19 Complesso di valvola di controllo per dispositivi antieruzione IT1132435B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/067,609 US4349041A (en) 1979-08-20 1979-08-20 Control valve system for blowout preventers

Publications (2)

Publication Number Publication Date
IT8024219A0 true IT8024219A0 (it) 1980-08-19
IT1132435B IT1132435B (it) 1986-07-02

Family

ID=22077186

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24219/80A IT1132435B (it) 1979-08-20 1980-08-19 Complesso di valvola di controllo per dispositivi antieruzione

Country Status (8)

Country Link
US (1) US4349041A (it)
JP (1) JPS5659993A (it)
CA (1) CA1157768A (it)
DE (1) DE3031282A1 (it)
FR (1) FR2476262B1 (it)
GB (1) GB2057579B (it)
IT (1) IT1132435B (it)
MX (1) MX154195A (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4614148A (en) * 1979-08-20 1986-09-30 Nl Industries, Inc. Control valve system for blowout preventers
US4509405A (en) * 1979-08-20 1985-04-09 Nl Industries, Inc. Control valve system for blowout preventers
DE3126226A1 (de) * 1981-07-03 1983-01-20 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hydrostatische lenkeinrichtung
US4723476A (en) * 1982-02-22 1988-02-09 The Cessna Aircraft Company Regenerative valve
GB8314942D0 (en) * 1983-05-31 1983-07-06 Fenner Co Ltd J H Valves
AT391178B (de) * 1985-12-30 1990-08-27 Enfo Grundlagen Forschungs Ag 5/3-wege-ventileinheit
US4864914A (en) * 1988-06-01 1989-09-12 Stewart & Stevenson Services,Inc. Blowout preventer booster and method
US4955195A (en) * 1988-12-20 1990-09-11 Stewart & Stevenson Services, Inc. Fluid control circuit and method of operating pressure responsive equipment
CA1291923C (en) * 1989-01-16 1991-11-12 Stanley W. Wachowicz Hydraulic power system
US5062349A (en) * 1990-03-19 1991-11-05 Baroid Technology, Inc. Fluid economizer control valve system for blowout preventers
US5101907A (en) * 1991-02-20 1992-04-07 Halliburton Company Differential actuating system for downhole tools
GB2271149B (en) * 1992-09-22 1996-02-28 P J Hare Limited Hydraulic press
CA2145145A1 (en) * 1994-04-19 1995-10-20 Richard A. Olson Ram-type blowout preventer
US5505426A (en) * 1995-04-05 1996-04-09 Varco Shaffer, Inc. Hydraulically controlled blowout preventer
JP3478931B2 (ja) * 1996-09-20 2003-12-15 新キャタピラー三菱株式会社 油圧回路
JP3446023B2 (ja) * 1997-03-24 2003-09-16 大淀小松株式会社 油圧装置
DE10207076A1 (de) * 2002-02-20 2003-08-28 Zahnradfabrik Friedrichshafen Ölversorgungseinrichtung
US7673674B2 (en) 2006-01-31 2010-03-09 Stream-Flo Industries Ltd. Polish rod clamping device
US7926501B2 (en) * 2007-02-07 2011-04-19 National Oilwell Varco L.P. Subsea pressure systems for fluid recovery
US8464525B2 (en) * 2007-02-07 2013-06-18 National Oilwell Varco, L.P. Subsea power fluid recovery systems
BRPI0817017B1 (pt) * 2007-09-21 2018-11-13 Transocean Sedco Forex Ventures Ltd aparelho de fornecimento de fluido de bop e para fornecer redundância de controle de sistema de segurança contra estouros adicional
BRPI0823293A2 (pt) * 2008-12-05 2015-06-23 Moog Inc Atuador de dois estagios
CN103429911B (zh) 2011-03-07 2017-02-08 莫戈公司 海底致动系统
GB2488812A (en) * 2011-03-09 2012-09-12 Subsea 7 Ltd Subsea dual pump system with automatic selective control
US8931577B2 (en) * 2011-07-08 2015-01-13 Cameron International Corporation Double valve block and actuator assembly including same
US20130081382A1 (en) * 2011-09-30 2013-04-04 Bryan E. Nelson Regeneration configuration for closed-loop hydraulic systems
US20160017684A1 (en) * 2014-07-15 2016-01-21 Darryl Bourgoyne Locking system for a blowout preventer function
US11655925B1 (en) * 2016-12-01 2023-05-23 Texas First Industrial Corp Connector system and method of use
GB2586639A (en) * 2019-08-30 2021-03-03 Airbus Operations Ltd Hydraulic actuation system for an aircraft
NO20220170A1 (en) * 2021-02-05 2022-08-08 Schlumberger Technology Corp Blowout preventer with reduced fluid volume
US11808289B2 (en) 2021-10-25 2023-11-07 Deere & Company Fluid pressure boost system and method
US11542961B1 (en) 2021-10-25 2023-01-03 Deere & Company Fluid pressure boost system and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR694928A (fr) * 1929-04-27 1930-12-09 Waterbury Tool Co Perfectionnements aux mécanismes de commande des machines-outils
US3036807A (en) * 1957-10-17 1962-05-29 Cameron Iron Works Inc Valve apparatus
US3044481A (en) * 1958-06-02 1962-07-17 Regan Forge & Eng Co Automatic pressure fluid accumulator system
US3299957A (en) * 1960-08-26 1967-01-24 Leyman Corp Drill string suspension arrangement
US3033168A (en) * 1960-10-31 1962-05-08 New York Air Brake Co Hydraulic mechanism
SE316379B (it) * 1965-05-20 1969-10-20 Trima Ab
US3759144A (en) * 1970-08-17 1973-09-18 Amada Co Ltd Hydraulic actuating system for hydraulically operated bending machine
SE350939B (it) * 1971-12-21 1972-11-13 Volvo Penta Ab
US4098341A (en) * 1977-02-28 1978-07-04 Hydril Company Rotating blowout preventer apparatus

Also Published As

Publication number Publication date
FR2476262A1 (fr) 1981-08-21
JPS619470B2 (it) 1986-03-24
IT1132435B (it) 1986-07-02
MX154195A (es) 1987-06-10
GB2057579B (en) 1983-05-25
US4349041A (en) 1982-09-14
FR2476262B1 (fr) 1986-05-23
DE3031282C2 (it) 1992-04-09
DE3031282A1 (de) 1981-03-19
GB2057579A (en) 1981-04-01
CA1157768A (en) 1983-11-29
JPS5659993A (en) 1981-05-23

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