GB0311072D0 - Sealing of valves - Google Patents

Sealing of valves

Info

Publication number
GB0311072D0
GB0311072D0 GBGB0311072.3A GB0311072A GB0311072D0 GB 0311072 D0 GB0311072 D0 GB 0311072D0 GB 0311072 A GB0311072 A GB 0311072A GB 0311072 D0 GB0311072 D0 GB 0311072D0
Authority
GB
United Kingdom
Prior art keywords
valves
sealing
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.)
Granted
Application number
GBGB0311072.3A
Other versions
GB2401667B (en
GB2401667A (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.)
ENSTON ROBERT P
Original Assignee
ENSTON ROBERT P
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 ENSTON ROBERT P filed Critical ENSTON ROBERT P
Priority to GB0311072A priority Critical patent/GB2401667B/en
Priority to GB0526146A priority patent/GB2421773B/en
Publication of GB0311072D0 publication Critical patent/GB0311072D0/en
Publication of GB2401667A publication Critical patent/GB2401667A/en
Application granted granted Critical
Publication of GB2401667B publication Critical patent/GB2401667B/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
    • F16K3/30—Details
    • F16K3/36—Features relating to lubrication
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/04—Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor
    • F16L41/06—Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor making use of attaching means embracing the pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve Housings (AREA)
  • Lift Valve (AREA)
GB0311072A 2003-05-14 2003-05-14 Sealing of valves Expired - Fee Related GB2401667B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0311072A GB2401667B (en) 2003-05-14 2003-05-14 Sealing of valves
GB0526146A GB2421773B (en) 2003-05-14 2003-05-14 Sealing of valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0311072A GB2401667B (en) 2003-05-14 2003-05-14 Sealing of valves

Publications (3)

Publication Number Publication Date
GB0311072D0 true GB0311072D0 (en) 2003-06-18
GB2401667A GB2401667A (en) 2004-11-17
GB2401667B GB2401667B (en) 2006-08-30

Family

ID=9958050

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0526146A Expired - Fee Related GB2421773B (en) 2003-05-14 2003-05-14 Sealing of valves
GB0311072A Expired - Fee Related GB2401667B (en) 2003-05-14 2003-05-14 Sealing of valves

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0526146A Expired - Fee Related GB2421773B (en) 2003-05-14 2003-05-14 Sealing of valves

Country Status (1)

Country Link
GB (2) GB2421773B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0813752D0 (en) * 2008-07-28 2008-09-03 Harrison David G Improvements in or relating to valves

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414002A (en) * 1966-06-17 1968-12-03 Alexander S. Volpin Automatic two-way lubricant-sealed plug valve
GB1201468A (en) * 1967-03-31 1970-08-05 Walter Slingsby & Company Ltd Improvements in underpressure pipe drilling and connection mounting operations
FR2178460A5 (en) * 1972-03-31 1973-11-09 Pont A Mousson
GB1487383A (en) * 1975-03-20 1977-09-28 British Gas Corp Under pressure drilling devices
GB2350412A (en) * 1999-05-22 2000-11-29 Robert Peter Enston Freeing of seized valves

Also Published As

Publication number Publication date
GB2401667B (en) 2006-08-30
GB2401667A (en) 2004-11-17
GB0526146D0 (en) 2006-02-01
GB2421773A (en) 2006-07-05
GB2421773B (en) 2007-03-21

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Legal Events

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

Effective date: 20090514