GB2201623B - Improvements in and relating to the purging of pipework - Google Patents

Improvements in and relating to the purging of pipework

Info

Publication number
GB2201623B
GB2201623B GB8804455A GB8804455A GB2201623B GB 2201623 B GB2201623 B GB 2201623B GB 8804455 A GB8804455 A GB 8804455A GB 8804455 A GB8804455 A GB 8804455A GB 2201623 B GB2201623 B GB 2201623B
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.)
Expired - Lifetime
Application number
GB8804455A
Other versions
GB8804455D0 (en
GB2201623A (en
Inventor
Anthony Francis Silmon
Joseph Anthony Michael Silmon
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
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)
  • Arc Welding In General (AREA)
  • Butt Welding And Welding Of Specific Article (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 GB8804455D0 (en) 1988-03-23
GB2201623A GB2201623A (en) 1988-09-07
GB2201623B true 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
US5126526A (en) * 1990-11-13 1992-06-30 Walter Schnorrer Device for hindgas coverage in tube welding
US5217156A (en) * 1990-11-13 1993-06-08 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

Citations (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
EP0116687A1 (en) * 1983-01-07 1984-08-29 Adam, Irmgard Device for passing gas into two pipes to be joined by welding, especially pipes of small diameter
EP0174609A2 (en) * 1984-09-13 1986-03-19 Henkel Kommanditgesellschaft auf Aktien Apparatus for supplying bottom-protecting gas during tube welding
EP0193812A2 (en) * 1985-03-04 1986-09-10 CRC Pipeline International, Inc. Internal pipe clamp for inert gas welding

Patent Citations (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
EP0116687A1 (en) * 1983-01-07 1984-08-29 Adam, Irmgard Device for passing gas into two pipes to be joined by welding, especially pipes of small diameter
EP0174609A2 (en) * 1984-09-13 1986-03-19 Henkel Kommanditgesellschaft auf Aktien Apparatus for supplying bottom-protecting gas during tube welding
EP0193812A2 (en) * 1985-03-04 1986-09-10 CRC Pipeline International, Inc. Internal pipe clamp for inert gas welding

Also Published As

Publication number Publication date
GB8804455D0 (en) 1988-03-23
GB8704457D0 (en) 1987-04-01
GB2201623A (en) 1988-09-07

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Legal Events

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

Effective date: 19940225