GB9518711D0 - Valve seals - Google Patents

Valve seals

Info

Publication number
GB9518711D0
GB9518711D0 GBGB9518711.8A GB9518711A GB9518711D0 GB 9518711 D0 GB9518711 D0 GB 9518711D0 GB 9518711 A GB9518711 A GB 9518711A GB 9518711 D0 GB9518711 D0 GB 9518711D0
Authority
GB
United Kingdom
Prior art keywords
valve seals
seals
valve
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.)
Withdrawn
Application number
GBGB9518711.8A
Other versions
GB2293433A (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.)
SEABOARD LLOYD Ltd
Original Assignee
SEABOARD LLOYD Ltd
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 SEABOARD LLOYD Ltd filed Critical SEABOARD LLOYD Ltd
Publication of GB9518711D0 publication Critical patent/GB9518711D0/en
Publication of GB2293433A publication Critical patent/GB2293433A/en
Withdrawn legal-status Critical Current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
    • F16K3/0227—Packings
    • F16K3/0236—Packings the packing being of a non-resilient material, e.g. ceramic, metal
    • 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
    • F16K5/06—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 with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0668—Single packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Taps Or Cocks (AREA)
GB9518711A 1994-09-13 1995-09-13 Valve seat Withdrawn GB2293433A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9418408A GB9418408D0 (en) 1994-09-13 1994-09-13 High reliability metal sealing for ball valves and gate valves

Publications (2)

Publication Number Publication Date
GB9518711D0 true GB9518711D0 (en) 1995-11-15
GB2293433A GB2293433A (en) 1996-03-27

Family

ID=10761235

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9418408A Pending GB9418408D0 (en) 1994-09-13 1994-09-13 High reliability metal sealing for ball valves and gate valves
GB9518711A Withdrawn GB2293433A (en) 1994-09-13 1995-09-13 Valve seat

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9418408A Pending GB9418408D0 (en) 1994-09-13 1994-09-13 High reliability metal sealing for ball valves and gate valves

Country Status (1)

Country Link
GB (2) GB9418408D0 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9512984D0 (en) * 1995-06-26 1995-08-30 Hutchings Mervyn A Taper seals
US5762320A (en) * 1996-08-19 1998-06-09 Fmc Corporation Seat for gate valve
GB9826027D0 (en) * 1998-11-28 1999-01-20 Pacson Ltd Valve apparatus
GB0504055D0 (en) 2005-02-26 2005-04-06 Red Spider Technology Ltd Valve
US7325783B2 (en) * 2005-05-02 2008-02-05 Vetco Gray Inc. Valve seat edge relief profile
NO328728B1 (en) 2006-11-20 2010-05-03 Aker Subsea As Lock valve for oil and gas production systems
GB201018557D0 (en) * 2010-11-03 2010-12-15 Aker Solutions Singapore Pte Ltd Method & apparatus -seal-less valve
GB2497913B (en) 2011-10-11 2017-09-20 Halliburton Mfg & Services Ltd Valve actuating apparatus
GB2495504B (en) 2011-10-11 2018-05-23 Halliburton Mfg & Services Limited Downhole valve assembly
GB2495502B (en) 2011-10-11 2017-09-27 Halliburton Mfg & Services Ltd Valve actuating apparatus
GB2497506B (en) 2011-10-11 2017-10-11 Halliburton Mfg & Services Ltd Downhole contingency apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208035A (en) * 1978-02-13 1980-06-17 Acf Industries, Incorporated Metal gate valve seat having a flexible front lip face seal
WO1984004794A1 (en) * 1983-05-31 1984-12-06 Richards & Co B C A valve seal suitable for cryogenic service
GB2215813A (en) * 1988-03-18 1989-09-27 Xomox Ltd Valves
US4940208A (en) * 1989-01-10 1990-07-10 Kemp Development Corporation Ball valve
US5088687A (en) * 1990-09-19 1992-02-18 Stender Carl H Ball valve seat for high temperature service

Also Published As

Publication number Publication date
GB2293433A (en) 1996-03-27
GB9418408D0 (en) 1994-11-02

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)