GB2270135B - A seal for a pipe - Google Patents

A seal for a pipe

Info

Publication number
GB2270135B
GB2270135B GB9323825A GB9323825A GB2270135B GB 2270135 B GB2270135 B GB 2270135B GB 9323825 A GB9323825 A GB 9323825A GB 9323825 A GB9323825 A GB 9323825A GB 2270135 B GB2270135 B GB 2270135B
Authority
GB
United Kingdom
Prior art keywords
seal
pipe
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 - Fee Related
Application number
GB9323825A
Other versions
GB2270135A (en
GB9323825D0 (en
Inventor
Michael John Hicks
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.)
British Gas PLC
Original Assignee
British Gas PLC
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
Priority claimed from GB898921448A external-priority patent/GB8921448D0/en
Priority claimed from GB9306524A external-priority patent/GB2263749B/en
Application filed by British Gas PLC filed Critical British Gas PLC
Priority to GB9323825A priority Critical patent/GB2270135B/en
Publication of GB9323825D0 publication Critical patent/GB9323825D0/en
Publication of GB2270135A publication Critical patent/GB2270135A/en
Application granted granted Critical
Publication of GB2270135B publication Critical patent/GB2270135B/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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/11—Plugs
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/11—Plugs
    • F16L55/1141—Plugs the plug being made of elastic material
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
    • F16L55/179—Devices for covering leaks in pipes or hoses, e.g. hose-menders specially adapted for bends, branch units, branching pipes or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
GB9323825A 1989-09-22 1993-10-25 A seal for a pipe Expired - Fee Related GB2270135B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9323825A GB2270135B (en) 1989-09-22 1993-10-25 A seal for a pipe

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB898921448A GB8921448D0 (en) 1989-09-22 1989-09-22 Pipe relining method and apparatus therefor
GB9306524A GB2263749B (en) 1989-09-22 1993-03-29 A seal for a pipe
GB9323825A GB2270135B (en) 1989-09-22 1993-10-25 A seal for a pipe

Publications (3)

Publication Number Publication Date
GB9323825D0 GB9323825D0 (en) 1994-01-05
GB2270135A GB2270135A (en) 1994-03-02
GB2270135B true GB2270135B (en) 1994-06-01

Family

ID=26295956

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9323825A Expired - Fee Related GB2270135B (en) 1989-09-22 1993-10-25 A seal for a pipe
GB9323824A Expired - Fee Related GB2270358B (en) 1989-09-22 1993-11-18 A seal for a pipe

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9323824A Expired - Fee Related GB2270358B (en) 1989-09-22 1993-11-18 A seal for a pipe

Country Status (1)

Country Link
GB (2) GB2270135B (en)

Also Published As

Publication number Publication date
GB9323824D0 (en) 1994-01-05
GB2270358A (en) 1994-03-09
GB2270358B (en) 1994-05-18
GB2270135A (en) 1994-03-02
GB9323825D0 (en) 1994-01-05

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Legal Events

Date Code Title Description
713B Proceeding under section 13(1) patents act 1977
737A Proceeding under section 37(1) patents act 1977
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090219