BR9704386A - Assento aperfeiçoado para válvula de passagem - Google Patents

Assento aperfeiçoado para válvula de passagem

Info

Publication number
BR9704386A
BR9704386A BR9704386A BR9704386A BR9704386A BR 9704386 A BR9704386 A BR 9704386A BR 9704386 A BR9704386 A BR 9704386A BR 9704386 A BR9704386 A BR 9704386A BR 9704386 A BR9704386 A BR 9704386A
Authority
BR
Brazil
Prior art keywords
valve seat
optimized valve
optimized
seat
valve
Prior art date
Application number
BR9704386A
Other languages
English (en)
Inventor
Lien-Yan Chen
Michael R Williams
Original Assignee
Fmc Corp
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 Fmc Corp filed Critical Fmc Corp
Publication of BR9704386A publication Critical patent/BR9704386A/pt

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
    • F16K3/0227—Packings
    • F16K3/0236—Packings the packing being of a non-resilient material, e.g. ceramic, metal

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Sliding Valves (AREA)
  • Lift Valve (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Safety Valves (AREA)
BR9704386A 1996-08-19 1997-08-18 Assento aperfeiçoado para válvula de passagem BR9704386A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/699,369 US5762320A (en) 1996-08-19 1996-08-19 Seat for gate valve

Publications (1)

Publication Number Publication Date
BR9704386A true BR9704386A (pt) 1999-03-02

Family

ID=24809020

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9704386A BR9704386A (pt) 1996-08-19 1997-08-18 Assento aperfeiçoado para válvula de passagem

Country Status (5)

Country Link
US (1) US5762320A (pt)
BR (1) BR9704386A (pt)
CA (1) CA2211526A1 (pt)
GB (1) GB2316465B (pt)
NO (1) NO973787L (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6401747B1 (en) 2000-07-13 2002-06-11 Fmc Corporation Gate valve
US7562859B2 (en) 2004-08-20 2009-07-21 Stream-Flo Industries Ltd. Gate valve with tongue and groove or bridging seal to annular seat elements
CA2515906C (en) * 2004-08-20 2013-05-28 Stream-Flo Industries Ltd. Gate valve with tongue and groove or bridging seal to annular seat elements
US7325783B2 (en) * 2005-05-02 2008-02-05 Vetco Gray Inc. Valve seat edge relief profile
BR112012003201A2 (pt) * 2009-08-12 2019-09-24 Ge Oil Gas Pressure Control Lp "assento de válvula de comporta"
US8403296B2 (en) * 2010-11-29 2013-03-26 Vetco Gray Inc. Metal seat seal with flexible sealing edge
US8794593B2 (en) 2011-03-10 2014-08-05 Vetco Gray Inc. Gate valve assembly with an axially flexible seat
US9689364B2 (en) 2015-08-03 2017-06-27 Caterpillar Inc. Vented high pressure valve
US11047486B2 (en) 2017-02-21 2021-06-29 Stream-Flo Industries Ltd. Expanding gate valve
GB2572454A (en) * 2018-03-29 2019-10-02 Mhwirth As Self-contained hydraulic actuator for valve
US11125123B1 (en) 2020-03-17 2021-09-21 Caterpillar Inc. Valve seat insert with soft landing insert design with contoured radii
US11125122B1 (en) 2020-03-17 2021-09-21 Caterpillar Inc. Valve seat insert with soft landing insert design with contoured radii

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1351669A (en) * 1971-12-10 1974-05-01 Smith Dennis Ltd Wedge-gate valve
US4208035A (en) * 1978-02-13 1980-06-17 Acf Industries, Incorporated Metal gate valve seat having a flexible front lip face seal
US4377273A (en) * 1981-02-17 1983-03-22 John Beson Gate valve having a secondary seal
US4771805A (en) * 1982-12-30 1988-09-20 Vetco Gray Inc. Gate valve
US5346179A (en) * 1993-05-05 1994-09-13 Fmc Corporation Galling resistant flex-seat for gate valves
GB9418408D0 (en) * 1994-09-13 1994-11-02 Seaboard Lloyd Ltd High reliability metal sealing for ball valves and gate valves

Also Published As

Publication number Publication date
GB9717069D0 (en) 1997-10-15
CA2211526A1 (en) 1998-02-19
GB2316465B (en) 1998-11-18
GB2316465A (en) 1998-02-25
NO973787D0 (no) 1997-08-18
US5762320A (en) 1998-06-09
NO973787L (no) 1998-02-20

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law