GB1279855A - Improvements in and relating to hydromechanical control units for valves - Google Patents

Improvements in and relating to hydromechanical control units for valves

Info

Publication number
GB1279855A
GB1279855A GB40228/69A GB4022869A GB1279855A GB 1279855 A GB1279855 A GB 1279855A GB 40228/69 A GB40228/69 A GB 40228/69A GB 4022869 A GB4022869 A GB 4022869A GB 1279855 A GB1279855 A GB 1279855A
Authority
GB
United Kingdom
Prior art keywords
valve
pressure
accumulator
piston
valves
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
Application number
GB40228/69A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Paul Wurth SA
Original Assignee
Anciens Etablissements Paul Wurth SA
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 Anciens Etablissements Paul Wurth SA filed Critical Anciens Etablissements Paul Wurth SA
Publication of GB1279855A publication Critical patent/GB1279855A/en
Expired legal-status Critical Current

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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/002—Evacuating and treating of exhaust gases
    • C21B7/005—Bleeder valves or slides
    • 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
    • F16K17/18—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on either side
    • F16K17/19—Equalising valves predominantly for tanks

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Safety Valves (AREA)
  • Blast Furnaces (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Fluid-Driven Valves (AREA)
  • Lift Valve (AREA)
GB40228/69A 1968-08-19 1969-08-12 Improvements in and relating to hydromechanical control units for valves Expired GB1279855A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU56736A LU56736A1 (zh) 1968-08-19 1968-08-19

Publications (1)

Publication Number Publication Date
GB1279855A true GB1279855A (en) 1972-06-28

Family

ID=19725697

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40228/69A Expired GB1279855A (en) 1968-08-19 1969-08-12 Improvements in and relating to hydromechanical control units for valves

Country Status (9)

Country Link
US (1) US3601357A (zh)
JP (1) JPS4813486B1 (zh)
BE (1) BE737595A (zh)
DE (1) DE1941820C3 (zh)
ES (1) ES370588A1 (zh)
FR (1) FR2015901A1 (zh)
GB (1) GB1279855A (zh)
LU (1) LU56736A1 (zh)
NL (1) NL168040C (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1025836A (en) * 1974-07-22 1978-02-07 Norman F. Prescott Closing assist for valves
GB2227822B (en) * 1989-02-04 1993-05-26 Copermill Ltd Improvements in or relating to safety apparatus
EP1818418A1 (en) 2006-02-09 2007-08-15 Paul Wurth S.A. Bleeder valve for pressurised furnace
LU91570B1 (en) 2009-05-19 2010-11-22 Wurth Paul Sa Arrangement for burning blast furnace off-gas froma bleeder valve and corresponding bleeder valve.
CN102410554A (zh) * 2011-11-07 2012-04-11 长沙锅炉厂有限责任公司 一种锅炉的防喷火装置
US10543060B2 (en) 2015-12-03 2020-01-28 Ormco Corporation Fluted endodontic file

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1512804A (en) * 1924-10-21 Automatic begtti
US1198635A (en) * 1915-05-18 1916-09-19 Westinghouse Machine Co Heat-balancing valve.
US2848873A (en) * 1954-11-26 1958-08-26 Keelavite Co Ltd Apparatus for causing intermittent operation of a hydraulic motor
US3155365A (en) * 1960-10-28 1964-11-03 Hartung Pressure medium controlled liquid valve for automatic flow limitation devices
FR1438480A (fr) * 1965-03-31 1966-05-13 Vanne à commande hydraulique
US3375658A (en) * 1966-01-21 1968-04-02 Hardwicke Etter Co Pump control system for cotton press

Also Published As

Publication number Publication date
NL168040C (nl) 1982-02-16
NL6912633A (zh) 1970-02-23
BE737595A (zh) 1970-02-02
FR2015901A1 (zh) 1970-04-30
DE1941820A1 (de) 1970-02-26
ES370588A1 (es) 1971-04-16
US3601357A (en) 1971-08-24
NL168040B (nl) 1981-09-16
DE1941820C3 (de) 1975-09-25
DE1941820B2 (de) 1975-02-13
JPS4813486B1 (zh) 1973-04-27
LU56736A1 (zh) 1968-11-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee