GB9421274D0 - Method and apparatus for restoring a pipe or tunnel - Google Patents

Method and apparatus for restoring a pipe or tunnel

Info

Publication number
GB9421274D0
GB9421274D0 GB9421274A GB9421274A GB9421274D0 GB 9421274 D0 GB9421274 D0 GB 9421274D0 GB 9421274 A GB9421274 A GB 9421274A GB 9421274 A GB9421274 A GB 9421274A GB 9421274 D0 GB9421274 D0 GB 9421274D0
Authority
GB
United Kingdom
Prior art keywords
restoring
tunnel
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.)
Granted
Application number
GB9421274A
Other versions
GB2283073A (en
GB2283073B (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.)
REES CONSTRUCTION SERVICES Ltd
Original Assignee
REES CONSTRUCTION SERVICES 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
Priority claimed from GB939321741A external-priority patent/GB9321741D0/en
Application filed by REES CONSTRUCTION SERVICES Ltd filed Critical REES CONSTRUCTION SERVICES Ltd
Priority to GB9421274A priority Critical patent/GB2283073B/en
Priority to US08/349,441 priority patent/US5709503A/en
Priority claimed from US08/349,441 external-priority patent/US5709503A/en
Publication of GB9421274D0 publication Critical patent/GB9421274D0/en
Publication of GB2283073A publication Critical patent/GB2283073A/en
Application granted granted Critical
Publication of GB2283073B publication Critical patent/GB2283073B/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
    • F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
GB9421274A 1993-10-21 1994-10-21 Method and apparatus for restoring a pipe or tunnel Expired - Fee Related GB2283073B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9421274A GB2283073B (en) 1993-10-21 1994-10-21 Method and apparatus for restoring a pipe or tunnel
US08/349,441 US5709503A (en) 1994-10-21 1994-12-05 Method and apparatus for restoring a pipe or tunnel

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB939321741A GB9321741D0 (en) 1993-10-21 1993-10-21 Method and apparatus for restoring a pipe or tunnel
GB9421274A GB2283073B (en) 1993-10-21 1994-10-21 Method and apparatus for restoring a pipe or tunnel
US08/349,441 US5709503A (en) 1994-10-21 1994-12-05 Method and apparatus for restoring a pipe or tunnel

Publications (3)

Publication Number Publication Date
GB9421274D0 true GB9421274D0 (en) 1994-12-07
GB2283073A GB2283073A (en) 1995-04-26
GB2283073B GB2283073B (en) 1997-04-16

Family

ID=27266896

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9421274A Expired - Fee Related GB2283073B (en) 1993-10-21 1994-10-21 Method and apparatus for restoring a pipe or tunnel

Country Status (1)

Country Link
GB (1) GB2283073B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB714105A (en) * 1951-08-18 1954-08-25 Accumulatoren Fabrik Ag Improvements in or relating to lined metal tubes
US4309128A (en) * 1979-11-26 1982-01-05 Williams Richard Lee Method and apparatus for removing deflection from plastic pipes
GB2122299B (en) * 1982-06-18 1985-06-05 Ian Roland Yarnell Removing irregularities in or enlarging a buried duct
GB8333567D0 (en) * 1983-12-16 1984-01-25 Yarnell Ian Roland Removing irregularities in/enlarging underground duct
US5034180A (en) * 1988-04-13 1991-07-23 Nupipe, Inc. Method for installing a substantially rigid thermoplastic pipe in an existing pipeline
DE69012106T2 (en) * 1989-03-02 1994-12-22 Ina Acquisition Corp LINING OF PIPELINES AND CHANNELS.

Also Published As

Publication number Publication date
GB2283073A (en) 1995-04-26
GB2283073B (en) 1997-04-16

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011021