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CA1055005A - Siege de soupape haute pression - Google Patents

Siege de soupape haute pression

Info

Publication number
CA1055005A
CA1055005A CA236,870A CA236870A CA1055005A CA 1055005 A CA1055005 A CA 1055005A CA 236870 A CA236870 A CA 236870A CA 1055005 A CA1055005 A CA 1055005A
Authority
CA
Canada
Prior art keywords
metal
seal ring
closure
open
chamber
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
CA236,870A
Other languages
English (en)
Inventor
David P. Herd
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.)
McEvoy Oilfield Equipment Co
Original Assignee
McEvoy Oilfield Equipment Co
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 McEvoy Oilfield Equipment Co filed Critical McEvoy Oilfield Equipment Co
Application granted granted Critical
Publication of CA1055005A publication Critical patent/CA1055005A/fr
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
    • F16K41/00—Spindle sealings
    • F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
    • 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
    • F16K3/30—Details
    • F16K3/36—Features relating to lubrication

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding Valves (AREA)
  • Lift Valve (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA236,870A 1974-10-04 1975-10-02 Siege de soupape haute pression Expired CA1055005A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51236874A 1974-10-04 1974-10-04

Publications (1)

Publication Number Publication Date
CA1055005A true CA1055005A (fr) 1979-05-22

Family

ID=24038805

Family Applications (1)

Application Number Title Priority Date Filing Date
CA236,870A Expired CA1055005A (fr) 1974-10-04 1975-10-02 Siege de soupape haute pression

Country Status (3)

Country Link
CA (1) CA1055005A (fr)
DE (1) DE2544352A1 (fr)
GB (1) GB1503022A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4340204A (en) * 1976-02-06 1982-07-20 Smith International, Inc. High pressure gate valve with preloaded, stacked, solid lubricated stem seals
US4363465A (en) * 1976-06-16 1982-12-14 Smith International, Inc. Extreme temperature, high pressure balanced, rising stem gate valve with super preloaded, stacked, solid lubricated, metal-to-metal seal
US5730419A (en) * 1994-07-12 1998-03-24 Fmc Corporation Dual backseat valve assembly
ITPR20070087A1 (it) * 2007-11-14 2009-05-15 Biffi Italia Valvola a saracinesca con attuatore idraulico integrato per impiego sottomarino

Also Published As

Publication number Publication date
DE2544352A1 (de) 1976-04-15
GB1503022A (en) 1978-03-08

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