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GB2321690B - Improvements in valves - Google Patents

Improvements in valves

Info

Publication number
GB2321690B
GB2321690B GB9801279A GB9801279A GB2321690B GB 2321690 B GB2321690 B GB 2321690B GB 9801279 A GB9801279 A GB 9801279A GB 9801279 A GB9801279 A GB 9801279A GB 2321690 B GB2321690 B GB 2321690B
Authority
GB
United Kingdom
Prior art keywords
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 - Fee Related
Application number
GB9801279A
Other versions
GB2321690A (en
GB9801279D0 (en
Inventor
Walter Maag
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9801279D0 publication Critical patent/GB9801279D0/en
Publication of GB2321690A publication Critical patent/GB2321690A/en
Application granted granted Critical
Publication of GB2321690B publication Critical patent/GB2321690B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/0281—Guillotine or blade-type valves, e.g. no passage through the valve member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
GB9801279A 1997-01-22 1998-01-21 Improvements in valves Expired - Fee Related GB2321690B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9701295.9A GB9701295D0 (en) 1997-01-22 1997-01-22 Improvements in valves

Publications (3)

Publication Number Publication Date
GB9801279D0 GB9801279D0 (en) 1998-03-18
GB2321690A GB2321690A (en) 1998-08-05
GB2321690B true GB2321690B (en) 2000-09-27

Family

ID=10806422

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9701295.9A Pending GB9701295D0 (en) 1997-01-22 1997-01-22 Improvements in valves
GB9801279A Expired - Fee Related GB2321690B (en) 1997-01-22 1998-01-21 Improvements in valves

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9701295.9A Pending GB9701295D0 (en) 1997-01-22 1997-01-22 Improvements in valves

Country Status (1)

Country Link
GB (2) GB9701295D0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2350412A (en) * 1999-05-22 2000-11-29 Robert Peter Enston Freeing of seized valves
DE20107793U1 (en) * 2001-05-08 2002-09-19 EVAC GmbH, 22880 Wedel spool valve
FR2830599B1 (en) * 2001-10-06 2006-12-15 Marceau Amalric SLIDING SHUTTER VALVE
IL159635A0 (en) * 2003-12-29 2004-06-01 E E R Env Energy Resrc Israel Inlet valve
CN102518821A (en) * 2011-12-28 2012-06-27 洛阳菲尔曼石化设备有限公司 Self-cleaning method for coke in slide valve and self-cleaning type slide valve
CN105135034B (en) * 2015-08-12 2017-06-20 山东电力研究院 A kind of pneumatic insertion plate door of pulverized coal channel that can be anti-jamming and its method of work

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1103272A (en) * 1963-09-23 1968-02-14 William John Courtney Trythall "blade" valve
GB1217391A (en) * 1967-06-30 1970-12-31 Ishikawajima Harima Heavy Ind Improvements in and relating to fluid-flow control valves
EP0070910A1 (en) * 1979-07-23 1983-02-09 Allis-Chalmers Corporation Valve for handling solids capable of gas-pressure-tight closure against a gas pressure differential
US4938250A (en) * 1989-06-20 1990-07-03 Salina Vortex Corp. Gate valve with particle clearing action
US5178180A (en) * 1991-09-12 1993-01-12 Parris Wannis C Valve assembly

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1103272A (en) * 1963-09-23 1968-02-14 William John Courtney Trythall "blade" valve
GB1217391A (en) * 1967-06-30 1970-12-31 Ishikawajima Harima Heavy Ind Improvements in and relating to fluid-flow control valves
EP0070910A1 (en) * 1979-07-23 1983-02-09 Allis-Chalmers Corporation Valve for handling solids capable of gas-pressure-tight closure against a gas pressure differential
US4938250A (en) * 1989-06-20 1990-07-03 Salina Vortex Corp. Gate valve with particle clearing action
US5178180A (en) * 1991-09-12 1993-01-12 Parris Wannis C Valve assembly

Also Published As

Publication number Publication date
GB2321690A (en) 1998-08-05
GB9801279D0 (en) 1998-03-18
GB9701295D0 (en) 1997-03-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee