FI120824B - Förfarande och svetsspegel för fogning av rör - Google Patents

Förfarande och svetsspegel för fogning av rör Download PDF

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Publication number
FI120824B
FI120824B FI20050735A FI20050735A FI120824B FI 120824 B FI120824 B FI 120824B FI 20050735 A FI20050735 A FI 20050735A FI 20050735 A FI20050735 A FI 20050735A FI 120824 B FI120824 B FI 120824B
Authority
FI
Finland
Prior art keywords
welding
profile
tubes
welding mirror
mirror
Prior art date
Application number
FI20050735A
Other languages
English (en)
Finnish (fi)
Other versions
FI20050735A0 (sv
FI20050735A (sv
Inventor
Gunnar Blomqvist
Jan Skoglund
Original Assignee
Kwh Pipe Ab Oy
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 Kwh Pipe Ab Oy filed Critical Kwh Pipe Ab Oy
Publication of FI20050735A0 publication Critical patent/FI20050735A0/sv
Priority to FI20050735A priority Critical patent/FI120824B/sv
Priority to EP06764556A priority patent/EP1904287A1/en
Priority to RU2008104817/12A priority patent/RU2398994C2/ru
Priority to PCT/FI2006/050325 priority patent/WO2007006865A1/en
Priority to CA002614112A priority patent/CA2614112A1/en
Priority to JP2008519954A priority patent/JP2009500575A/ja
Priority to ZA200800887A priority patent/ZA200800887B/xx
Priority to US11/994,909 priority patent/US20100213701A1/en
Publication of FI20050735A publication Critical patent/FI20050735A/sv
Application granted granted Critical
Publication of FI120824B publication Critical patent/FI120824B/sv

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
    • F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/02—Welded joints; Adhesive joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/20—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint 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
    • B29C66/114—Single butt joints
    • B29C66/1142—Single butt to butt joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/301—Three-dimensional joints, i.e. the joined area being substantially non-flat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General 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
    • B29C66/51—Joining 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
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
    • B29C66/9141—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature
    • B29C66/91421—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature of the joining tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/919—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/58—Winding and joining, e.g. winding spirally helically
    • B29C53/78—Winding and joining, e.g. winding spirally helically using profiled sheets or strips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/24—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools characterised by the means for heating the tool
    • B29C65/30—Electrical means
    • B29C65/305—Electrical means involving the use of cartridge heaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General 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
    • B29C66/71—General 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
    • B29C66/9161—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the heat or the thermal flux, i.e. the heat flux
    • B29C66/91641—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the heat or the thermal flux, i.e. the heat flux the heat or the thermal flux being non-constant over time
    • B29C66/91643—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the heat or the thermal flux, i.e. the heat flux the heat or the thermal flux being non-constant over time following a heat-time profile
    • B29C66/91645—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the heat or the thermal flux, i.e. the heat flux the heat or the thermal flux being non-constant over time following a heat-time profile by steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/0641—MDPE, i.e. medium density polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/065—HDPE, i.e. high density polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/12—Thermoplastic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2024/00—Articles with hollow walls
    • B29L2024/006—Articles with hollow walls multi-channelled

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Claims (12)

1. Förfarande för sammanfogning av termoplaströr (1) med en tili sitt tvärsnitt huvudsakligen rektangelformad ihälig profil (2) och tillverkade medelst spirallindning, varvid termoplaströrens ändar bearbetas pä sä sätt, att röret erhäller en trappformig ändyta 5 genom att profilen (2) skärs utmed profilens radiella sidovägg i rörets ände pä sä sätt, att de bearbetade rörändamas (spiralens) stigvinkel (β) är väsentligen densamma, samt genom att profilens ände (3) skärs, vars skämings (3) form är väsentligen förenlig med den pä samma sätt bearbetade rörände avsedd att anslutas därtill, varefter de rör (1) som skall sammanfogas anordnas tili rörpressar coaxialt med varandra pä ett avständ frän varandra pä 10 sä sätt, att de avskuma profiländama (3) anordnas väsentligen mot varandra, kännetecknat av att en med uppvärmningsorgan försedd svetsspegel (5) avsedd att anordnas enligt rörens bearbetade ändytor placeras i en spalt mellan de rör (1) som skall sammanfogas, 15 rörändama pressas mot den uppvärmda svetsspegeln för att värma upp termoplastmaterialet i rörändama tili en svetstemperatur pä sä sätt, att plastmaterialet i fogytoma blir plastiskt, svetsspegeln (5) mellan rören avlägsnas, de uppvärmda rörändama pressas mot varandra pä sä sätt, att termoplastmaterialen 20 smälter samman och bildar en svetsfog, och svetsfogen far kylas av.
2. Förfarande i enlighet med patentkrav 1, kännetecknat av att profilens (2) ände (3) skärs i en rak eller tmbbig vinkel (a), som är lika stor för de bäda rören, som skall sammanfogas.
3. Förfarande i enlighet med patentkrav 1, kännetecknat av att skämingen av profilen (2) i 25 rörets ände utförs utmed dess sidoväggs inneryta, vilken sidovägg är fäst vid det närmast föregäende lindningsskiktet, pä basis av vilket en till sin väggtjocklek dubbel ändyta ästadkoms.
4. Förfarande i enlighet med patentkrav 1, kännetecknat av att rörens (1) avskuma profiländar (3) sammanfogas i ett separat arbetssteg efter rörens sammanfogande. 10
5. Förfarande i enlighet med patentkrav 4, kännetecknat av att rörens (1) profiländar (3) sammanfogas medelst svetsning, foreträdesvis medelst extrusionssvetsning.
6. Förfarande i enlighet med patentkrav 1, kännetecknat av att en öppning i profilens (2) skuma ände (3) tillslutes i samband med bearbetningen av röränden. 5
7. Förfarande i enlighet med patentkrav 6, kännetecknat av att tillslutningen utförs medelst svetsning av en plastplatta pä den avskuma profiländen (3).
8. Svetsspegel (5, 5') för sammanfogning av tvä termoplaströr med en ihälig profil (2) och tillverkade medelst spirallindning, vilken svetsspegel är försedd med uppvärmningsorgan, kännetecknad av att svetsspegeln kan anordnas utmed kavitetsprofilens radiella sidovägg 10 (6) enligt formen av det skuma rörets ändyta.
9. Svetsspegel i enlighet med patentkrav 8, kännetecknad av att svetsspegeln uppvisar en form av en avskuren ringskiva.
10. Svetsspegel i enlighet med patentkrav 9, kännetecknad av att den uppvisar organ (24) för justering och/eller läsning av det axiella avständet av den avskuma ringskivans ändar.
11. Svetsspegel i enlighet med patentkrav 9 eller 10, kännetecknad av att den uppvisar organ (24, 24') för att förena den avskuma ringskivans ändar, vilka organ företrädesvis kan uppvärmas.
12. Svetsspegel (5') i enlighet med patentkrav 8 eller 11, kännetecknad av att den kan anordnas enligt skämingsformen av kavitetsprofilens (2) ände (3).
FI20050735A 2005-07-08 2005-07-08 Förfarande och svetsspegel för fogning av rör FI120824B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI20050735A FI120824B (sv) 2005-07-08 2005-07-08 Förfarande och svetsspegel för fogning av rör
CA002614112A CA2614112A1 (en) 2005-07-08 2006-07-07 Method and device for joining pipes
RU2008104817/12A RU2398994C2 (ru) 2005-07-08 2006-07-07 Способ и устройство для соединения труб
PCT/FI2006/050325 WO2007006865A1 (en) 2005-07-08 2006-07-07 Method and device for joining pipes
EP06764556A EP1904287A1 (en) 2005-07-08 2006-07-07 Method and device for joining pipes
JP2008519954A JP2009500575A (ja) 2005-07-08 2006-07-07 パイプ接合方法及び装置
ZA200800887A ZA200800887B (en) 2005-07-08 2006-07-07 Method and device for joining pipes
US11/994,909 US20100213701A1 (en) 2005-07-08 2006-07-07 Method and device for joining pipes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20050735 2005-07-08
FI20050735A FI120824B (sv) 2005-07-08 2005-07-08 Förfarande och svetsspegel för fogning av rör

Publications (3)

Publication Number Publication Date
FI20050735A0 FI20050735A0 (sv) 2005-07-08
FI20050735A FI20050735A (sv) 2007-01-09
FI120824B true FI120824B (sv) 2010-03-31

Family

ID=34803200

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20050735A FI120824B (sv) 2005-07-08 2005-07-08 Förfarande och svetsspegel för fogning av rör

Country Status (8)

Country Link
US (1) US20100213701A1 (sv)
EP (1) EP1904287A1 (sv)
JP (1) JP2009500575A (sv)
CA (1) CA2614112A1 (sv)
FI (1) FI120824B (sv)
RU (1) RU2398994C2 (sv)
WO (1) WO2007006865A1 (sv)
ZA (1) ZA200800887B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2445796A (en) * 2007-01-19 2008-07-23 Eric Bridgstock Jointing Of Thermoplastic Spirally Wound Hollow Section Pipes
CN105135142A (zh) * 2015-10-12 2015-12-09 广州枫叶管业有限公司 错位加热板

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4008118A (en) * 1975-12-30 1977-02-15 Emerson Electric Co. Butt fusion machine
FI87318C (sv) * 1991-06-14 1992-12-28 Kwh Pipe Ab Oy Förfarande för skarvning av spirallindade termoplaströr
JPH06102368B2 (ja) * 1992-09-18 1994-12-14 史朗 金尾 継手付きコルゲート螺旋管とその製造方法及びコルゲート螺旋管の接続シール方法
KR100219559B1 (ko) * 1996-10-09 1999-09-01 윤종용 신호라인 구동회로 및 이를 구비하는 반도체장치
JPH1177833A (ja) * 1997-09-03 1999-03-23 Sekisui Chem Co Ltd 熱可塑性樹脂配管材用バット融着機
FI107405B (sv) * 1999-02-03 2001-07-31 Kwh Pipe Ab Oy Förfarande för skarvning av spirallindade rör
FI107522B (sv) * 1999-11-03 2001-08-31 Kwh Pipe Ab Oy Förfarande och anordning för framställning av spirallindat rör
FR2803242B1 (fr) * 2000-01-04 2002-08-23 Joseph Sauron Materiel Ind Procede de soudage bout a bout a element chauffant flottant et dispositif correspondant
AUPR317101A0 (en) * 2001-02-16 2001-03-15 Canaust Management Services Pty Ltd Butt welding apparatus
WO2004106038A2 (en) * 2003-05-29 2004-12-09 Basf Aktiengesellschaft Joining of multilayer thermoplastic pipes
KR100590619B1 (ko) * 2004-08-05 2006-06-19 이보영 다중벽관 접합용 열판 및 접합방법

Also Published As

Publication number Publication date
WO2007006865A1 (en) 2007-01-18
RU2398994C2 (ru) 2010-09-10
FI20050735A0 (sv) 2005-07-08
EP1904287A1 (en) 2008-04-02
US20100213701A1 (en) 2010-08-26
FI20050735A (sv) 2007-01-09
CA2614112A1 (en) 2007-01-18
JP2009500575A (ja) 2009-01-08
RU2008104817A (ru) 2009-08-20
ZA200800887B (en) 2009-04-29

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