BR9303725A - Valvula para controlar vazao,sede para emprego em uma valvula e processo para ativar uma valvula - Google Patents

Valvula para controlar vazao,sede para emprego em uma valvula e processo para ativar uma valvula

Info

Publication number
BR9303725A
BR9303725A BR9303725A BR9303725A BR9303725A BR 9303725 A BR9303725 A BR 9303725A BR 9303725 A BR9303725 A BR 9303725A BR 9303725 A BR9303725 A BR 9303725A BR 9303725 A BR9303725 A BR 9303725A
Authority
BR
Brazil
Prior art keywords
valve
activating
seat
flow control
control valve
Prior art date
Application number
BR9303725A
Other languages
English (en)
Inventor
Robert L Witt
Ungchusri Tep
Roy C Bates
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 BR9303725A publication Critical patent/BR9303725A/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
    • F16K3/16—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 with special arrangements for separating the sealing faces or for pressing them together
    • F16K3/20—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 with special arrangements for separating the sealing faces or for pressing them together by movement of the seats
    • F16K3/207—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 with special arrangements for separating the sealing faces or for pressing them together by movement of the seats by means of hydraulic forces
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/205—Sealing effected by the flowing medium

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Multiple-Way Valves (AREA)
  • Lift Valve (AREA)
BR9303725A 1992-09-09 1993-09-08 Valvula para controlar vazao,sede para emprego em uma valvula e processo para ativar uma valvula BR9303725A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US94270492A 1992-09-09 1992-09-09

Publications (1)

Publication Number Publication Date
BR9303725A true BR9303725A (pt) 1994-04-05

Family

ID=25478478

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9303725A BR9303725A (pt) 1992-09-09 1993-09-08 Valvula para controlar vazao,sede para emprego em uma valvula e processo para ativar uma valvula

Country Status (4)

Country Link
EP (1) EP0587006B1 (pt)
BR (1) BR9303725A (pt)
CA (1) CA2105751A1 (pt)
MX (1) MX9305498A (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4329856C1 (de) * 1993-09-03 1995-04-13 Martin Westenberg Schieber
US9982789B2 (en) 2009-12-07 2018-05-29 Cameron International Corporation Self-relieving ball valve seat
US20180087675A1 (en) * 2016-09-26 2018-03-29 Cameron International Corporation Self-relieving ball valve seat assembly
US11041569B2 (en) * 2019-05-03 2021-06-22 Tapcoenpro, Llc Systems and methods for floating seat plate

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3181552A (en) * 1961-09-26 1965-05-04 Mcevoy Co Valves with enhanced pressure actuated seals
US3617025A (en) * 1970-07-06 1971-11-02 Grove Valve & Regulator Co Ball valve with retractable seat rings
US3765440A (en) * 1971-05-05 1973-10-16 M & J Valve Co Valve construction
FR2144136A5 (pt) * 1971-07-01 1973-02-09 G P
CS157817B1 (pt) * 1972-11-01 1974-10-15
GB1422012A (en) * 1973-04-11 1976-01-21 Grove M H Valve apparatus and method
GB8800363D0 (en) * 1988-01-08 1988-02-10 Flexitallic International Valv Ball valves

Also Published As

Publication number Publication date
MX9305498A (es) 1994-05-31
EP0587006B1 (en) 1996-10-16
CA2105751A1 (en) 1994-03-10
EP0587006A1 (en) 1994-03-16

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
HKFN Application deemed withdrawn (deleted)
FA7 Application deemed withdrawn (art. 18 parag. 1 of law 5772/71)