DK526888A - Fremgangsmaade og apparat til sammensvejsning af roerformede dele af en termoplast - Google Patents

Fremgangsmaade og apparat til sammensvejsning af roerformede dele af en termoplast

Info

Publication number
DK526888A
DK526888A DK526888A DK526888A DK526888A DK 526888 A DK526888 A DK 526888A DK 526888 A DK526888 A DK 526888A DK 526888 A DK526888 A DK 526888A DK 526888 A DK526888 A DK 526888A
Authority
DK
Denmark
Prior art keywords
thermoplastic
compositioning
procedure
pipe
shared parts
Prior art date
Application number
DK526888A
Other languages
Danish (da)
English (en)
Other versions
DK526888D0 (da
Inventor
Peter Kunz
Original Assignee
Fischer Ag Georg
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 Fischer Ag Georg filed Critical Fischer Ag Georg
Publication of DK526888D0 publication Critical patent/DK526888D0/da
Publication of DK526888A publication Critical patent/DK526888A/da

Links

Classifications

    • 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
    • B29C66/63Internally supporting the article during joining
    • B29C66/634Internally supporting the article during joining using an inflatable core
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00Conditioning or physical treatment of the material to be shaped
    • B29B13/02Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023Half-products, e.g. films, plates
    • B29B13/024Hollow bodies, e.g. tubes or profiles
    • B29B13/025Tube ends
    • 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
    • B29C65/14Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1429Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
    • B29C65/1432Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface direct heating of the surfaces to be joined
    • 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
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/32Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/324Avoiding burr formation
    • 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
    • B29C66/32Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/324Avoiding burr formation
    • B29C66/3242Avoiding burr formation on the inside of a tubular or hollow article
    • 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
    • B29C66/32Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/326Shaping the burr, e.g. by the joining tool
    • 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
    • B29C66/32Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/326Shaping the burr, e.g. by the joining tool
    • B29C66/3262Shaping the burr, e.g. by the joining tool as after-treatment, e.g. by a separate tool
    • 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
    • B29C66/70General 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
    • B29C66/73General 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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739General 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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392General 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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921General 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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • 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
    • B29C66/02Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/024Thermal pre-treatments
    • B29C66/0242Heating, or preheating, e.g. drying
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00Tubular articles
    • B29L2023/22Tubes or pipes, i.e. rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Toxicology (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
DK526888A 1987-09-23 1988-09-22 Fremgangsmaade og apparat til sammensvejsning af roerformede dele af en termoplast DK526888A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH3680/87A CH673432A5 (zh) 1987-09-23 1987-09-23

Publications (2)

Publication Number Publication Date
DK526888D0 DK526888D0 (da) 1988-09-22
DK526888A true DK526888A (da) 1989-03-24

Family

ID=4261207

Family Applications (1)

Application Number Title Priority Date Filing Date
DK526888A DK526888A (da) 1987-09-23 1988-09-22 Fremgangsmaade og apparat til sammensvejsning af roerformede dele af en termoplast

Country Status (8)

Country Link
US (1) US4927642A (zh)
EP (1) EP0313731B1 (zh)
JP (1) JPH01110127A (zh)
AT (1) ATE70001T1 (zh)
CH (1) CH673432A5 (zh)
DE (1) DE3866673D1 (zh)
DK (1) DK526888A (zh)
ES (1) ES2028201T3 (zh)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH675391A5 (zh) * 1988-07-04 1990-09-28 Fischer Ag Georg
CH679240A5 (zh) * 1989-07-07 1992-01-15 Fischer Ag Georg
CH679383A5 (zh) * 1989-08-31 1992-02-14 Fischer Ag Georg
DE4005771C1 (en) * 1990-02-23 1991-09-19 Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt Ev, 5300 Bonn, De Cpd. fibre coupling mfg. - uses tubular wound section flanked by conical wound sections to be compressed into flanges
US5241157A (en) * 1990-04-27 1993-08-31 Georg Fischer Ag Arrangement for butt-welding plastic material components
DE4013471A1 (de) * 1990-04-27 1991-10-31 Fischer Ag Georg Einrichtung zum stirnseitigen verschweissen von kunststoffteilen
DE4113408A1 (de) * 1991-04-22 1992-10-29 Donald Herbst Verfahren zum verschweissen zweier hohlkoerper
JPH0558264U (ja) * 1992-01-17 1993-08-03 呉羽化学工業株式会社 ビード発生防止装置及びそれを用いた突合せ溶接装置
US5206980A (en) * 1992-04-07 1993-05-04 Chapman Johnny D Apparatus for aligning ends of pipes
JP2713533B2 (ja) * 1992-10-20 1998-02-16 積水化学工業株式会社 管状端を有する熱可塑性樹脂成形品の突き合せ融着方法
US5296075A (en) * 1993-02-03 1994-03-22 Hardigg Industries, Inc. Welding apparatus
NL9301914A (nl) * 1993-11-05 1995-06-01 Nyloplast Europ Bv Werkwijze en inrichting voor het vloeistof- en/of gasdicht verbinden van ten minste twee kunststofelementen.
US5569221A (en) * 1994-07-07 1996-10-29 Ep Technologies, Inc. Catheter component bond and method
US6511468B1 (en) 1997-10-17 2003-01-28 Micro Therapeutics, Inc. Device and method for controlling injection of liquid embolic composition
US6289912B1 (en) * 1998-07-10 2001-09-18 Fluoroware, Inc. Pinch element plastic valve
US6083122A (en) * 1998-07-31 2000-07-04 Brown; Louis S. Dual composition golf tee
JP2002542071A (ja) 1999-04-18 2002-12-10 エンテグリス・インコーポレーテッド ビードレス溶接装置及び方法
US20030221783A1 (en) * 2000-05-10 2003-12-04 Swagelok Company Ir welding of fluoropolymers
KR20030007602A (ko) * 2000-05-10 2003-01-23 스와겔로크 컴패니 플루오르 중합체의 적외선 용접
JP3415609B2 (ja) * 2001-09-21 2003-06-09 花王株式会社 成形体の製造方法
EP2444116B1 (en) 2008-08-19 2016-01-06 Covidien LP Detachable tip microcatheter
US8721823B2 (en) * 2008-11-07 2014-05-13 Saint-Gobain Performance Plastics Corporation Method of forming large diameter thermoplastic seal
JP2012508299A (ja) 2008-11-07 2012-04-05 サン−ゴバン パフォーマンス プラスティックス コーポレイション 大直径熱可塑性シール
WO2013122083A1 (ja) * 2012-02-14 2013-08-22 精電舎電子工業株式会社 熱可塑性樹脂材の溶着装置、溶着方法、および溶着装置用の押圧ユニット
CN108943731A (zh) 2012-05-23 2018-12-07 美国圣戈班性能塑料公司 形成大直径热塑性密封件的方法
US10124087B2 (en) 2012-06-19 2018-11-13 Covidien Lp Detachable coupling for catheter
ITMO20130024A1 (it) 2013-02-05 2014-08-06 Graf Synergy Srl Metodo e dispositivo per la saldatura di profilati in materiale plastico, in particolare pvc

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE312270C (zh) *
US3013925A (en) * 1959-04-03 1961-12-19 Phillips Petroleum Co Method and means for welding thermoplastic pipes
CH455254A (de) * 1966-04-15 1968-06-28 Keller Roehren Ag Verfahren zum Verschweissen thermoplastischer Kunststoffteile
US3634167A (en) * 1966-04-15 1972-01-11 Keller Roehren Ag Method of fabricating welded branched pipe connections from weldable thermoplastic materials
US3484321A (en) * 1966-05-27 1969-12-16 Smith Inland A O Heating device for curing the adhesive joint between plastic pipe sections
US3666586A (en) * 1970-11-10 1972-05-30 Edward H Lacey Cord reinforced hose splicing method
DE2308078A1 (de) * 1973-02-19 1974-08-22 Alfred Dipl-Ing Ruehle Vorrichtung zum schweissen von rohren aus thermoplasten
DE2312362B2 (de) * 1973-03-13 1976-01-02 Dynamit Nobel Ag, 5210 Troisdorf Zusatzeinrichtung für eine Schweißmaschine zum Verschweißen und Entgraten von Kunststoffprofilen
DE2316749C2 (de) * 1973-04-04 1974-12-05 Otto 5470 Andernach Anschuetz Außenform zur Verhinderung der Entstehung eines Schweißwulstes beim Stumpfschweißen von Kunststoffprofilen
SU514670A1 (ru) * 1973-11-02 1976-05-25 Саратовский Институт Гипрониигаз Устройство дл сварки цилиндрических деталей
SU573363A1 (ru) * 1975-08-08 1977-09-25 Всесоюзный научно-исследовательский институт по строительству магистральных трубопроводов Способ сварки труб из термопластов встык
US4211594A (en) * 1975-11-05 1980-07-08 Sigri Elektrographit Gesellschaft Mit Beschrankter Haftung Joining together shaped bodies of polytetrafluoroethylene
SU563298A1 (ru) * 1976-03-30 1977-06-30 Опытное производственно-техническое предприятие "Энерготехпром" Устройство дл сборки под сварку труб
GB1549169A (en) * 1976-08-12 1979-08-01 Paragon Plastics Ltd Butt-welding of syntehtic plastics pipes and fittings
US4132578A (en) * 1976-10-15 1979-01-02 Gell Jr Harold A Plastic pipe welding apparatus and method
SU642191A1 (ru) * 1977-08-01 1979-01-15 Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Институт По Трубопроводным Контейнерным Системам Способ соединени эластичных труб
WO1980002124A1 (en) * 1979-04-05 1980-10-16 Haxey Eng Ltd Methods for joining together thermoplastics pipes and pipe fittings
DE2923205C2 (de) * 1979-06-08 1982-12-16 Chemische Werke Hüls AG, 4370 Marl Verfahren und Vorrichtung zum nahtlosen Verbinden von thermoplastischen Kunststoffhohlprofilen
EP0035750B1 (de) * 1980-03-10 1984-02-08 Georg Fischer Aktiengesellschaft Schweissverbindung für Kunststoffrohre
JPS5829617A (ja) * 1981-08-14 1983-02-21 Showa Electric Wire & Cable Co Ltd 架橋ポリエチレンパイプの溶接方法
US4602974A (en) * 1981-12-31 1986-07-29 Eric Wood Method of sealing pipe
DD215039A1 (de) * 1983-04-04 1984-10-31 Zentralinstitut Schweiss Heizelementschweissen von schlaeuchen aus thermoplastischen geweben
SU1141006A1 (ru) * 1983-09-30 1985-02-23 Кропоткинский Филиал Специализированного Конструкторско-Технологического Бюро "Стройдеталь" Установка дл сварки пластмассовых труб
JPS61114827A (ja) * 1984-11-08 1986-06-02 Canon Inc プラスチツク成形用金型の加熱冷却方法
DE3636891A1 (de) * 1986-10-30 1988-05-11 Armin Dommer Verfahren und vorrichtung zum stumpfschweissen von kunststoff-rohrabschnitten oder kunststoff-formstuecken

Also Published As

Publication number Publication date
CH673432A5 (zh) 1990-03-15
ATE70001T1 (de) 1991-12-15
EP0313731B1 (de) 1991-12-04
EP0313731A1 (de) 1989-05-03
DE3866673D1 (de) 1992-01-16
DK526888D0 (da) 1988-09-22
US4927642A (en) 1990-05-22
JPH01110127A (ja) 1989-04-26
ES2028201T3 (es) 1992-07-01

Similar Documents

Publication Publication Date Title
DK526888D0 (da) Fremgangsmaade og apparat til sammensvejsning af roerformede dele af en termoplast
SE7714441L (sv) Sett och anordning for att med varandra genom vermesvetsning forena tva rorformade element
CA2129400A1 (en) Method and Apparatus for Connecting Resin Pipes
DK143781A (da) Svejsemuffe til termoplastiske materialer samt fremgangsmaade og apparat til fremstilling af samme
NO952490L (no) Fremgangsmåte for sveising av plaströr og muffe for gjennomföring av fremgangsmåten
ATE4971T1 (de) Verfahren zum verbinden thermoplastischer rohre und rohrverbindungen.
DK0415068T3 (da) Indretning og fremgangsmåde til sammensvejsning af rørformige dele af et termoplastisk materiale
EP0312712B1 (de) Verfahren und eine Einrichtung zum stirnseitigen Verschweissen rohrförmiger thermoplastischer Teile
DK479188A (da) Indretning til sammensvejsning af roerformede dele af termoplastisk materiale
NO874259D0 (no) Utstyr og fremgangsmaate for aa smelteforbinde plastroer.
GB2076489B (en) Pipe repair joint
SE7908575L (sv) Sett och apparat for forbindning av ark eller skivor av expanderad termoplast och medelst settet och apparaten framstellt laminat
GB8515997D0 (en) Thermoplastic container
NO990480D0 (no) FremgangsmÕte for bruk ved kontroll av plastdetaljer
GB8719020D0 (en) Joining thermoplastics workpieces by fusion
YU45323B (en) Device for welding two mutually covered tube parts made of plastic material especially tubes with flanges
NL170713C (nl) Werkwijze en inrichting voor het samenlassen van een opnemend buisdeel en een indringend buisdeel uit smeltbare kunststoffen.
GB2003779A (en) A method and apparatus for checking a friction welding operation
KR890003515A (ko) 열가소성 물질로 된 관형부의 용접을 위한 처리방법 및 장치
FR2308866A1 (fr) Cheminee a joint de dilatation isothermique
Soroka Out-of-Furnace Heat Treatment of Weld Seams
Kozlowski Application of a Concentrated Light Beam for Brazing and Welding of Metals
SE7810672L (sv) Erm

Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment