GB2396675B - Sealing of a leak in an electrofusion joint - Google Patents

Sealing of a leak in an electrofusion joint

Info

Publication number
GB2396675B
GB2396675B GB0325118A GB0325118A GB2396675B GB 2396675 B GB2396675 B GB 2396675B GB 0325118 A GB0325118 A GB 0325118A GB 0325118 A GB0325118 A GB 0325118A GB 2396675 B GB2396675 B GB 2396675B
Authority
GB
United Kingdom
Prior art keywords
leak
sealing
electrofusion joint
electrofusion
joint
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
GB0325118A
Other versions
GB0325118D0 (en
GB2396675A (en
Inventor
Anthony Douglas
Peter Michael Wardle
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.)
Chemence Ltd
Original Assignee
Chemence 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
Application filed by Chemence Ltd filed Critical Chemence Ltd
Publication of GB0325118D0 publication Critical patent/GB0325118D0/en
Publication of GB2396675A publication Critical patent/GB2396675A/en
Application granted granted Critical
Publication of GB2396675B publication Critical patent/GB2396675B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L47/00Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/02Welded joints; Adhesive joints
    • F16L47/03Welded joints with an electrical resistance incorporated in the joint
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C73/00Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
    • B29C73/02Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D using liquid or paste-like material
    • B29C73/025Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D using liquid or paste-like material fed under pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3404Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
    • B29C65/342Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3472Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
    • B29C65/3476Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/10Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112Single lapped joints
    • B29C66/1122Single lap to lap joints, i.e. overlap joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/10Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114Single butt joints
    • B29C66/1142Single butt to butt joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/50General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52Joining tubular articles, bars or profiled elements
    • B29C66/522Joining tubular articles
    • B29C66/5221Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/50General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52Joining tubular articles, bars or profiled elements
    • B29C66/522Joining tubular articles
    • B29C66/5229Joining tubular articles involving the use of a socket
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/70General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
GB0325118A 2002-12-24 2003-10-28 Sealing of a leak in an electrofusion joint Expired - Fee Related GB2396675B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0230122.4A GB0230122D0 (en) 2002-12-24 2002-12-24 Sealing of a leak in an electrofusion joint

Publications (3)

Publication Number Publication Date
GB0325118D0 GB0325118D0 (en) 2003-12-03
GB2396675A GB2396675A (en) 2004-06-30
GB2396675B true GB2396675B (en) 2005-02-02

Family

ID=9950403

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0230122.4A Ceased GB0230122D0 (en) 2002-12-24 2002-12-24 Sealing of a leak in an electrofusion joint
GB0325118A Expired - Fee Related GB2396675B (en) 2002-12-24 2003-10-28 Sealing of a leak in an electrofusion joint

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0230122.4A Ceased GB0230122D0 (en) 2002-12-24 2002-12-24 Sealing of a leak in an electrofusion joint

Country Status (1)

Country Link
GB (2) GB0230122D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007040451A1 (en) 2007-08-24 2009-02-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for repairing a pipeline

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159906A (en) * 1984-06-07 1985-12-11 British Gas Corp Sealing pipe joints
EP1079167A1 (en) * 1999-08-27 2001-02-28 Uponor Innovation Ab Electrofusion fitting
GB2361273A (en) * 2000-04-15 2001-10-17 Chemence Ltd A method of sealing a pipe joint

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159906A (en) * 1984-06-07 1985-12-11 British Gas Corp Sealing pipe joints
EP1079167A1 (en) * 1999-08-27 2001-02-28 Uponor Innovation Ab Electrofusion fitting
GB2361273A (en) * 2000-04-15 2001-10-17 Chemence Ltd A method of sealing a pipe joint

Also Published As

Publication number Publication date
GB0230122D0 (en) 2003-01-29
GB0325118D0 (en) 2003-12-03
GB2396675A (en) 2004-06-30

Similar Documents

Publication Publication Date Title
EG23594A (en) Reinforced tubular joint for improved sealing tightness after plastic expansian
PL369871A1 (en) Method for making a sealed tubular joint with plastic expansion
GB2420137B (en) High expansion sealing device with leak path closures
HK1080413A1 (en) Toy figure with a magnetized joint
GB2419391B (en) Homokinetic joint with a sealing arrangement
HK1088053A1 (en) Sealing device for sealing of joints
GB0004758D0 (en) A method for sealing a leak in a pipe joint
GB0329890D0 (en) Method of Sealing a Joint
GB2406885B (en) Thermoplastic seal and method
AU2003217796A1 (en) Apparatus and method for sealing a joint
GB2396675B (en) Sealing of a leak in an electrofusion joint
GB0009254D0 (en) Method of sealing leaks in a threaded joint
GB0229256D0 (en) A method of sealing a pipeline
AU2002951813A0 (en) Testing for water leaks in sealed joints
AU2003240918A1 (en) Method for joining and/or sealing thermoplastic pipes
GB0201068D0 (en) Internally sealed and leak resistant airbag
GB0129116D0 (en) Joint sealing ayatem
AU2003265741A1 (en) Testing for water leaks in sealed joints
AU2001215626A1 (en) Arrangement in a seal used for fixing a hip joint prosthesis
AU2003238367A1 (en) Method and apappratus for joining plastic pipes
AU2002360095A1 (en) Packaging having a special sealing seam
GB2402958B (en) Methods of sealing an annular space in a well
AUPQ189899A0 (en) Sealing leaks in a pipeline
GB0227001D0 (en) A joint
AU2002334526A1 (en) Device for joining and sealing of documents

Legal Events

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

Effective date: 20081028