GB8804455D0 - Improvements in & relating to purging of pipework - Google Patents

Improvements in & relating to purging of pipework

Info

Publication number
GB8804455D0
GB8804455D0 GB888804455A GB8804455A GB8804455D0 GB 8804455 D0 GB8804455 D0 GB 8804455D0 GB 888804455 A GB888804455 A GB 888804455A GB 8804455 A GB8804455 A GB 8804455A GB 8804455 D0 GB8804455 D0 GB 8804455D0
Authority
GB
United Kingdom
Prior art keywords
pipework
purging
relating
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
GB888804455A
Other versions
GB2201623A (en
GB2201623B (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.)
Silmon A F
Silmon J A M
Original Assignee
Silmon A F
Silmon J A M
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 Silmon A F, Silmon J A M filed Critical Silmon A F
Publication of GB8804455D0 publication Critical patent/GB8804455D0/en
Publication of GB2201623A publication Critical patent/GB2201623A/en
Application granted granted Critical
Publication of GB2201623B publication Critical patent/GB2201623B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/32—Accessories
    • B23K9/325—Devices for supplying or evacuating shielding gas
    • B23K9/326—Purge gas rings, i.e. devices for supplying or evacuating shielding gas inside of hollow or tubular articles, e.g. pipes, vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Arc Welding In General (AREA)
GB8804455A 1987-02-25 1988-02-25 Improvements in and relating to the purging of pipework Expired - Lifetime GB2201623B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878704457A GB8704457D0 (en) 1987-02-25 1987-02-25 Flexible daming system

Publications (3)

Publication Number Publication Date
GB8804455D0 true GB8804455D0 (en) 1988-03-23
GB2201623A GB2201623A (en) 1988-09-07
GB2201623B GB2201623B (en) 1990-07-04

Family

ID=10612940

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878704457A Pending GB8704457D0 (en) 1987-02-25 1987-02-25 Flexible daming system
GB8804455A Expired - Lifetime GB2201623B (en) 1987-02-25 1988-02-25 Improvements in and relating to the purging of pipework

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878704457A Pending GB8704457D0 (en) 1987-02-25 1987-02-25 Flexible daming system

Country Status (1)

Country Link
GB (2) GB8704457D0 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5217156A (en) * 1990-11-13 1993-06-08 Walter Schnorrer Device for hindgas coverage in tube welding
US5126526A (en) * 1990-11-13 1992-06-30 Walter Schnorrer Device for hindgas coverage in tube welding
US5187343A (en) * 1991-10-30 1993-02-16 Edwards Thomas W Purge block for pipe welding
US5669547A (en) * 1995-09-27 1997-09-23 Praxair Technology, Inc. Apparatus and method for supplying inert gas to a welding location
DK172386B1 (en) * 1995-11-15 1998-05-11 Danbor Service As Method and apparatus for welding pipe ends together
US8616432B1 (en) * 2012-07-31 2013-12-31 Michael Hacikyan Welding purge dam for high air flow environment
US9586284B2 (en) * 2014-09-17 2017-03-07 Coke Evans Purge dam and method of use
US9969031B2 (en) * 2015-03-02 2018-05-15 CRC—Evans Pipeline International, Inc. Near-weld purge gas delivery system
US10654122B2 (en) * 2016-02-05 2020-05-19 Michael Hacikyan Gas diffusing water degradable welding purge dam
US11684993B2 (en) * 2019-06-24 2023-06-27 Advanced F.M.E. Products, Inc. Reusable, gas permeable purge system for welding applications

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB756458A (en) * 1953-11-02 1956-09-05 Kellogg M W Co Improvements in or relating to a method for producing welded joints
GB781317A (en) * 1955-01-04 1957-08-14 Atomic Energy Authority Uk Improvements in or relating to apparatus for use in welding concentric pipe assemblies
GB1138685A (en) * 1965-11-09 1969-01-01 Std Services Ltd Devices for use in the gas-shielded welding of tubes
GB1404467A (en) * 1972-08-12 1975-08-28 Ashcroft J Means for blanking-off the interior of hollow members
DE3300382C2 (en) * 1983-01-07 1985-05-15 Josef 4250 Bottrop Adam Device for the gas flooding of two pipes to be welded together, in particular small-caliber pipes
DE3433599A1 (en) * 1984-09-13 1986-03-20 Henkel KGaA, 4000 Düsseldorf DEVICE FOR SUPPLYING ROOT PROTECTION GAS IN TUBE WELDING
EP0193812A3 (en) * 1985-03-04 1987-04-29 CRC Pipeline International, Inc. Internal pipe clamp for inert gas welding

Also Published As

Publication number Publication date
GB2201623A (en) 1988-09-07
GB8704457D0 (en) 1987-04-01
GB2201623B (en) 1990-07-04

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Legal Events

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

Effective date: 19940225