GB2247504B - Pipe fitting - Google Patents

Pipe fitting

Info

Publication number
GB2247504B
GB2247504B GB9018255A GB9018255A GB2247504B GB 2247504 B GB2247504 B GB 2247504B GB 9018255 A GB9018255 A GB 9018255A GB 9018255 A GB9018255 A GB 9018255A GB 2247504 B GB2247504 B GB 2247504B
Authority
GB
United Kingdom
Prior art keywords
pipe fitting
fitting
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
GB9018255A
Other versions
GB2247504A (en
GB9018255D0 (en
Inventor
Ian Hetherington Mearns
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
Application filed by British Gas PLC filed Critical British Gas PLC
Priority to GB9018255A priority Critical patent/GB2247504B/en
Publication of GB9018255D0 publication Critical patent/GB9018255D0/en
Priority to US07/710,661 priority patent/US5262123A/en
Publication of GB2247504A publication Critical patent/GB2247504A/en
Application granted granted Critical
Publication of GB2247504B publication Critical patent/GB2247504B/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
    • F16L55/46—Launching or retrieval of pigs or moles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/005—Investigating fluid-tightness of structures using pigs or moles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pipe Accessories (AREA)
GB9018255A 1990-06-06 1990-08-20 Pipe fitting Expired - Fee Related GB2247504B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9018255A GB2247504B (en) 1990-08-20 1990-08-20 Pipe fitting
US07/710,661 US5262123A (en) 1990-06-06 1991-06-05 Forming metallic composite materials by urging base materials together under shear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9018255A GB2247504B (en) 1990-08-20 1990-08-20 Pipe fitting

Publications (3)

Publication Number Publication Date
GB9018255D0 GB9018255D0 (en) 1990-10-03
GB2247504A GB2247504A (en) 1992-03-04
GB2247504B true GB2247504B (en) 1994-05-18

Family

ID=10680946

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9018255A Expired - Fee Related GB2247504B (en) 1990-06-06 1990-08-20 Pipe fitting

Country Status (1)

Country Link
GB (1) GB2247504B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2264157B (en) * 1992-01-25 1996-03-13 Alec Reginald Carruthers Improvement to fittings used for gas & water mains repair & maintenance
GB9418196D0 (en) * 1994-09-09 1994-10-26 British Gas Plc Inspection of mains
US5823115A (en) * 1994-09-09 1998-10-20 British Gas Plc Guiding of a pipe travelling device
GB2301646B (en) * 1995-04-04 1998-09-16 British Gas Plc Apparatus for introducing into and removing from a pipe a device which is advanced and retracted by a cable
US5612499A (en) * 1995-05-05 1997-03-18 Tdw Delaware, Inc. Method of inserting a sensor into a pipeline
GB2330634A (en) * 1997-10-23 1999-04-28 Glynwed Pipe Systems Ltd Branch connection coupling
GB2335742B (en) * 1998-03-23 2002-07-10 British Gas Plc Fluid pressure testing
GB0021837D0 (en) * 2000-09-05 2000-10-18 Bg Intellectual Pty Ltd Under pressure insertion tool
MXPA06013740A (en) 2004-05-28 2007-04-16 Pii Pipetronix Gmbh Method, device, and tool for cleaning, measuring, inspecting or similar non-piggable pipelines.
DE102006020776A1 (en) * 2006-05-03 2007-11-08 Putzmeister Ag Device for introducing cleaning bodies into a delivery line
GB2460470A (en) * 2008-05-31 2009-12-02 P N Daly Ltd Inclined access assembly for a pipeline
GB2469286A (en) * 2009-04-07 2010-10-13 Brian Beech Internal inspection apparatus for pipes
GB2473052B (en) * 2009-09-01 2015-05-27 Htc Man Services Ltd Guiding Device
US20190376632A1 (en) * 2018-06-06 2019-12-12 Hydra-Stop Llc Under-pressure tapping and access assembly for pressurized pipe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291727A (en) * 1979-02-28 1981-09-29 Institute Of Gas Technology Pipeline flow restrictor and process
EP0119289A1 (en) * 1983-03-21 1984-09-26 Hans Dr. Sallhofer Pipe sleeve for pipelines with access supports closable by lids
EP0271200A2 (en) * 1986-11-10 1988-06-15 Tdw Delaware, Inc. Safety closure member
GB2238366A (en) * 1989-05-16 1991-05-29 Osaka Gas Co Ltd Method of repairing live pipe at joint of existing gas pipes

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291727A (en) * 1979-02-28 1981-09-29 Institute Of Gas Technology Pipeline flow restrictor and process
EP0119289A1 (en) * 1983-03-21 1984-09-26 Hans Dr. Sallhofer Pipe sleeve for pipelines with access supports closable by lids
EP0271200A2 (en) * 1986-11-10 1988-06-15 Tdw Delaware, Inc. Safety closure member
GB2238366A (en) * 1989-05-16 1991-05-29 Osaka Gas Co Ltd Method of repairing live pipe at joint of existing gas pipes

Also Published As

Publication number Publication date
GB2247504A (en) 1992-03-04
GB9018255D0 (en) 1990-10-03

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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