TR26832A - Kumanda pistonu ile calistirilan emniyet vanasi - Google Patents

Kumanda pistonu ile calistirilan emniyet vanasi

Info

Publication number
TR26832A
TR26832A TR33389A TR33389A TR26832A TR 26832 A TR26832 A TR 26832A TR 33389 A TR33389 A TR 33389A TR 33389 A TR33389 A TR 33389A TR 26832 A TR26832 A TR 26832A
Authority
TR
Turkey
Prior art keywords
safety valve
control piston
valve operated
operated
piston
Prior art date
Application number
TR33389A
Other languages
English (en)
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of TR26832A publication Critical patent/TR26832A/tr

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
    • 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
    • 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
    • Y10T137/7726—Responsive to change in rate of flow
    • Y10T137/7727—Excessive flow cut-off
    • 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
    • Y10T137/7759—Responsive to change in rate of fluid flow
    • Y10T137/776—Control by pressures across flow line valve

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)
  • Safety Valves (AREA)
TR33389A 1988-04-28 1989-04-26 Kumanda pistonu ile calistirilan emniyet vanasi TR26832A (tr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8810100A GB2217753B (en) 1988-04-28 1988-04-28 Pilot operated safety valve

Publications (1)

Publication Number Publication Date
TR26832A true TR26832A (tr) 1994-08-12

Family

ID=10636048

Family Applications (1)

Application Number Title Priority Date Filing Date
TR33389A TR26832A (tr) 1988-04-28 1989-04-26 Kumanda pistonu ile calistirilan emniyet vanasi

Country Status (6)

Country Link
US (1) US4911199A (tr)
GB (1) GB2217753B (tr)
NL (1) NL8900789A (tr)
NZ (1) NZ228885A (tr)
RU (1) RU1828524C (tr)
TR (1) TR26832A (tr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2147674C1 (ru) * 1998-08-13 2000-04-20 Тюменский научно-исследовательский и проектный институт природного газа и газовых технологий (ТюменНИИГипрогаз) Отсекатель потока для испытателя пластов
US6296061B1 (en) 1998-12-22 2001-10-02 Camco International Inc. Pilot-operated pressure-equalizing mechanism for subsurface valve
US6390199B1 (en) * 1999-09-21 2002-05-21 Shell Oil Company Downhole safety valve
US7246668B2 (en) * 2004-10-01 2007-07-24 Weatherford/Lamb, Inc. Pressure actuated tubing safety valve
GB201304859D0 (en) 2013-03-17 2013-05-01 Tco As Flow system
RU2559906C1 (ru) * 2014-09-02 2015-08-20 Открытое акционерное общество "Татнефть" им. В.Д. Шашина Клапан-отсекатель
US9784126B2 (en) * 2015-12-14 2017-10-10 Hamilton Sundstrand Corporation Variable-sized cooling air flow path
GB2580906B (en) 2019-01-25 2022-12-07 Pragma Well Tech Limited Pressure actuated downhole device
RU200105U1 (ru) * 2020-04-01 2020-10-06 Публичное акционерное общество «Татнефть» имени В.Д. Шашина Клапан-отсекатель
NL2039066B1 (en) * 2023-12-21 2025-10-13 Halliburton Energy Services Inc Tubing pressure insensitive safety valve with hydrostatic compensation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2160766A (en) * 1937-04-22 1939-05-30 Mavin A Thomason Automatic pressure controlled gate valve
US2590918A (en) * 1945-10-03 1952-04-01 Sun Oil Co Automatic shutoff valve
IL23222A (en) * 1965-03-25 1968-12-26 Rosenberg P Automatic shut-off valve
US4708163A (en) * 1987-01-28 1987-11-24 Otis Engineering Corporation Safety valve

Also Published As

Publication number Publication date
NL8900789A (nl) 1989-11-16
NZ228885A (en) 1990-08-28
GB2217753A (en) 1989-11-01
GB8810100D0 (en) 1988-06-02
US4911199A (en) 1990-03-27
RU1828524C (ru) 1993-07-15
GB2217753B (en) 1991-10-23

Similar Documents

Publication Publication Date Title
NO922481L (no) Hydraulisk broennsikkerhetsventil
BR9000293A (pt) Valvula de seguranca
DE68906851D1 (de) Hydraulisches pilotventil.
DE68903863D1 (de) Hydraulisches druckkontrollventil.
DK161779C (da) Hydraulisk sikkerhedsbremseventilindretning
DK353987D0 (da) Selvregulerende trykstyringsventil
NO885119D0 (no) Undervanns brnsikkerhetsventil med hydraulisk sil.
TR26832A (tr) Kumanda pistonu ile calistirilan emniyet vanasi
DK98789D0 (da) Undervands sikkerhedsventilenhed
GB2216990B (en) An override check valve
DE68903791D1 (de) Ventil-uebersteuerungsmechanismus.
DE58902958D1 (de) Schaltventil mit keramik-ventilelementen.
DE3671280D1 (de) Sicherheitsventil mit integrierter pilotsteuerung.
BR8905180A (pt) Dispositivo para o comando de uma valvula de seguranca
DE58901996D1 (de) Hydraulisches sicherheitsventil.
DE3889915D1 (de) Vorgesteuertes Dreiwegeventil.
DE68913425D1 (de) Drucksteuerventil.
DE58905388D1 (de) Werkzeugbetätigungszylinder mit Steuerventil.
KR900700767A (ko) 파이롯트 작동식 조작밸브장치
DE58900344D1 (de) Schaltventil.
DE68908317D1 (de) Druckregelventil.
DE68910431D1 (de) Fluidsteuerventil.
ATA3588A (de) Hydraulische steuereinheit
EP0358778A4 (en) Pilot operated valve device with assist function
BR9305755A (pt) Dispositivo hidráulico de controle com válvula móvel