IT1037195B - Dispositivo otturatore di sicurezza a comando idraulico - Google Patents

Dispositivo otturatore di sicurezza a comando idraulico

Info

Publication number
IT1037195B
IT1037195B IT2221075A IT2221075A IT1037195B IT 1037195 B IT1037195 B IT 1037195B IT 2221075 A IT2221075 A IT 2221075A IT 2221075 A IT2221075 A IT 2221075A IT 1037195 B IT1037195 B IT 1037195B
Authority
IT
Italy
Prior art keywords
hydraulic control
shutter device
safety shutter
safety
hydraulic
Prior art date
Application number
IT2221075A
Other languages
English (en)
Italian (it)
Inventor
H Miffre
Original Assignee
Erap
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 Erap filed Critical Erap
Application granted granted Critical
Publication of IT1037195B publication Critical patent/IT1037195B/it

Links

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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/12—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with streamlined valve member around which the fluid flows when the valve is opened
    • F16K1/126—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with streamlined valve member around which the fluid flows when the valve is opened actuated by fluid
    • 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
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/08—Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained
    • 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
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • E21B34/101—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for equalizing fluid pressure above and below the valve
    • 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
    • F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
    • 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
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Safety Valves (AREA)
IT2221075A 1974-04-12 1975-04-10 Dispositivo otturatore di sicurezza a comando idraulico IT1037195B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7412954A FR2267501B1 (OSRAM) 1974-04-12 1974-04-12

Publications (1)

Publication Number Publication Date
IT1037195B true IT1037195B (it) 1979-11-10

Family

ID=9137615

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2221075A IT1037195B (it) 1974-04-12 1975-04-10 Dispositivo otturatore di sicurezza a comando idraulico

Country Status (3)

Country Link
FR (1) FR2267501B1 (OSRAM)
GB (1) GB1487803A (OSRAM)
IT (1) IT1037195B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240068589A1 (en) * 2022-08-24 2024-02-29 Griswold Controls, Llc Flow Control Valve with Rolling Diaphragm

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK86264C (da) * 1952-09-09 1958-09-22 Rheinsthal Siegener Eisenbahn Skruebolt til fastgørelse af forskallingsbrædder på et bærestillads.
US4475599A (en) * 1981-05-01 1984-10-09 Baker International Corporation Valve for subterranean wells
FR2575793B1 (fr) * 1985-01-07 1987-02-27 Smf Int Dispositif d'actionnement a distance d'un equipement associe a un conduit dans lequel circule un fluide incompressible
ATE32930T1 (de) * 1985-01-07 1988-03-15 Smf Int Durchflussferngesteuerte vorrichtung zum betaetigen insbesondere von stabilisatoren in einem bohrstrang.
US5022427A (en) * 1990-03-02 1991-06-11 Otis Engineering Corporation Annular safety system for gas lift production
AU7712998A (en) * 1997-06-03 1998-12-21 Camco International, Inc. Pressure equalizing safety valve for subterranean wells
AU7836198A (en) * 1997-06-10 1998-12-30 Camco International, Inc. Pressure equalizing safety valve for subterranean wells
US6283217B1 (en) * 1998-08-06 2001-09-04 Schlumberger Technology Corp. Axial equalizing valve
US7174912B2 (en) 2001-07-26 2007-02-13 Howard Lowe Shut-off valve assembly
AU2004200757B2 (en) * 2001-07-26 2007-10-18 Howard Lowe A Shut-Off Valve Assembly
WO2003010464A1 (en) * 2001-07-26 2003-02-06 Howard Lowe A shut-off valve assembly
US8833393B2 (en) * 2010-09-03 2014-09-16 Charles J. Adams Cap valve
GB2489730B (en) * 2011-04-07 2017-08-09 Tco As Injection device
AT515060B1 (de) 2013-10-15 2015-08-15 Bartling Werner Dosiereinrichtung für Granulat
RU2611118C1 (ru) * 2015-10-12 2017-02-21 Открытое акционерное общество "Завод им. В.А. Дегтярева" Пневмогидравлический клапан отсечной
RU2626803C1 (ru) * 2015-10-15 2017-08-01 Общество с ограниченной ответственностью Финансово-промышленная компания "Космос-Нефть-Газ" Клапан регулирующий прямоточный с гидроприводом

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240068589A1 (en) * 2022-08-24 2024-02-29 Griswold Controls, Llc Flow Control Valve with Rolling Diaphragm
US12098779B2 (en) * 2022-08-24 2024-09-24 Griswold Controls, Llc Flow control valve with rolling diaphragm
US12624772B2 (en) 2022-08-24 2026-05-12 Griswold Controls, Llc Flow control valve with rolling diaphragm

Also Published As

Publication number Publication date
FR2267501A1 (OSRAM) 1975-11-07
GB1487803A (en) 1977-10-05
FR2267501B1 (OSRAM) 1980-03-14

Similar Documents

Publication Publication Date Title
SE414419B (sv) Hydrauliskt styrsystem
DK354275A (da) Reguleringsanordning
FR2293612A1 (fr) Dispositif de commande hydraulique
NL7506032A (nl) Op trillingen aansprekende bedieningsinrichting.
SE7506123L (sv) Kugghjulskontrollanordning
AT340519B (de) Hydraulische abstromsteuervorrichtung
IT1028493B (it) Dispositivo di comando a inerzia
NL179084C (nl) Hydraulische besturingsinrichting.
BR7502960A (pt) Circuito de comando hidraulico
FR2293863A1 (fr) Charrue reversible a dispositif de securite
SE414458B (sv) Kopplingsanordning for en valsgap-regleranordning
DD123009A5 (de) Hydraulische stellvorrichtung
AR216739A1 (es) Disposicion de control hidraulico
SE403646B (sv) Hydraulisk styranordning
FR2289797A1 (fr) Embrayage a friction a commande hydraulique
FR2280129A1 (fr) Dispositif de commande hydraulique
AT338190B (de) Hydraulische einrichtung
SE7511281L (sv) Automatisk styranordning
RO73167A (ro) Dispozitiv de control la o semanatoare
IT1049823B (it) Serratura dotata di dispositivo di blocco di sicurezza
BE836467A (fr) Dispositif de commande a securite positive
SE400517B (sv) Hydraulisk servostyranordning
SE405664B (sv) Styrdon for en separatstyrd stromriktare
AT342427B (de) Hydraulische maschinensteuerung
SE400938B (sv) Slirstyranordning