IL102958A - Tube conduit connection and method of producing the same from polyolefins - Google Patents

Tube conduit connection and method of producing the same from polyolefins

Info

Publication number
IL102958A
IL102958A IL10295892A IL10295892A IL102958A IL 102958 A IL102958 A IL 102958A IL 10295892 A IL10295892 A IL 10295892A IL 10295892 A IL10295892 A IL 10295892A IL 102958 A IL102958 A IL 102958A
Authority
IL
Israel
Prior art keywords
pipe end
polyolefins
pipe
producing
same
Prior art date
Application number
IL10295892A
Other languages
English (en)
Other versions
IL102958A0 (en
Original Assignee
Wirsbo Rohrprod Und Vertr Gmbh
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8207102&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IL102958(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wirsbo Rohrprod Und Vertr Gmbh filed Critical Wirsbo Rohrprod Und Vertr Gmbh
Publication of IL102958A0 publication Critical patent/IL102958A0/xx
Publication of IL102958A publication Critical patent/IL102958A/xx

Links

Classifications

    • 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
    • B29C65/66—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by liberation of internal stresses, e.g. shrinking of one of the parts to be joined
    • 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
    • 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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/02—Belling or enlarging, e.g. combined with forming a groove
    • B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical means
    • 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
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap 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
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped joint-segment
    • 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
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1226—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least one bevelled joint-segment
    • 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
    • B29C66/50—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
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • B29C66/52297—Joining tubular articles involving the use of a socket said socket comprising slip-off prevention means
    • 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
    • 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
    • F16L47/20—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics based principally on specific properties of plastics
    • F16L47/22—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics based principally on specific properties of plastics using shrink-down material
    • 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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • 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
    • B29C66/116—Single bevelled joints, i.e. one of the parts to be joined being bevelled in the joint area
    • 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
    • B29C66/73—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 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
    • B29C66/737—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 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 state of the material of the parts to be joined
    • B29C66/7371—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 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 state of the material of the parts to be joined oriented or heat-shrinkable
    • B29C66/73715—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 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 state of the material of the parts to be joined oriented or heat-shrinkable heat-shrinkable
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Details Of Indoor Wiring (AREA)
IL10295892A 1991-08-31 1992-08-26 Tube conduit connection and method of producing the same from polyolefins IL102958A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91114686A EP0530387B2 (de) 1991-08-31 1991-08-31 Rohrleitungsverbindung und Verfahren zur Herstellung von Rohrleitungsverbindungen aus Polyolefin

Publications (2)

Publication Number Publication Date
IL102958A0 IL102958A0 (en) 1993-01-31
IL102958A true IL102958A (en) 1995-07-31

Family

ID=8207102

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10295892A IL102958A (en) 1991-08-31 1992-08-26 Tube conduit connection and method of producing the same from polyolefins

Country Status (23)

Country Link
EP (1) EP0530387B2 (es)
JP (1) JP3223977B2 (es)
KR (1) KR100250347B1 (es)
AT (1) ATE129795T1 (es)
AU (1) AU669665B2 (es)
CA (1) CA2116561A1 (es)
CZ (1) CZ286291B6 (es)
DE (1) DE59106833D1 (es)
DK (1) DK0530387T4 (es)
ES (1) ES2081406T5 (es)
FI (1) FI940864A0 (es)
GR (2) GR3018275T3 (es)
HK (1) HK100096A (es)
HU (1) HU215296B (es)
IL (1) IL102958A (es)
NO (1) NO311952B1 (es)
NZ (1) NZ244134A (es)
PL (1) PL170053B1 (es)
PT (1) PT100823B (es)
SK (1) SK282175B6 (es)
TR (1) TR27381A (es)
WO (1) WO1993005332A1 (es)
ZA (1) ZA926585B (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398725B (de) * 1992-10-21 1995-01-25 Schnallinger Helfried Ing Verfahren zum herstellen von endmuffen an kunststoffrohren
DE4310000C2 (de) * 1993-03-27 2002-03-28 Wirsbo Pex Gmbh Rohrleitungsverbindung, Rohrleitungsverbinder und Verwendung einer Hydraulikvorrichtung zur Herstellung von Rohrleitungsverbindungen
DE9417116U1 (de) * 1994-10-25 1995-01-19 Wirsbo Rohrproduktion und Vertriebs-GmbH, 63150 Heusenstamm Mehrfach-Rohrverbindungsteil
FI108574B (fi) * 1995-06-09 2002-02-15 Uponor Suomi Oy Putkien välinen puristusliitos
DK0963833T3 (da) * 1998-06-11 2002-11-11 Sica Spa Værktøj med flere arbejdstrin til formning af stabile muffeåbninger på endesamledele af rør fremstillet af termoplastisk materiale
FI20020107A0 (fi) 2002-01-21 2002-01-21 Uponor Innovation Ab Putkiyhde
JP2005180662A (ja) * 2003-12-22 2005-07-07 Honda Motor Co Ltd 樹脂チューブ付クイックコネクタ
EP1741968A1 (en) 2005-07-08 2007-01-10 Uponor Innovation Ab Clamping ring
FI119657B (fi) * 2006-08-25 2009-01-30 Uponor Innovation Ab Menetelmä ja sovitelma putken liittämiseksi liitoskappaleeseen ja putkiliitos
US8431067B2 (en) * 2007-03-06 2013-04-30 Mercury Plastics, Inc. Method for making a reservoir
PL2170583T3 (pl) 2007-07-02 2014-03-31 Uponor Innovation Ab Sposób formowania pierścienia zaciskowego
US8146225B2 (en) 2007-12-14 2012-04-03 Uponor Innovation Ab Method of forming a clamping ring and a clamping ring
EP2481966A1 (en) 2011-02-01 2012-08-01 Uponor Innovation AB Clamping ring
US11543065B2 (en) 2016-09-02 2023-01-03 Zurn Industries, Llc Extruded cold-expansion compression collar
US11541581B2 (en) 2016-09-02 2023-01-03 Zurn Industries, Llc Injection molded cold-expansion compression collar
US11054076B2 (en) 2016-11-04 2021-07-06 Zurn Industries, Llc Reinforcing ring with sleeve
CN107696390B (zh) 2017-11-01 2019-07-12 乐清市东博机电有限公司 一种制造夹紧环的方法及其制造夹紧环的设备、注塑机
FR3114860B1 (fr) 2020-10-05 2022-08-19 Stelia Aerospace Conduite de fluide pour aéronef comprenant une canalisation thermoplastique et un connecteur

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE390802B (sv) * 1973-11-27 1977-01-24 Atomenergi Ab Forfarande for sammanfogning av detaljer av fornetade polymerer
EP0102919A3 (de) * 1982-08-30 1985-05-22 HUBER & SUHNER AG KABEL-, KAUTSCHUK-, KUNSTSTOFF-WERKE Verfahren zum Verbinden von Rohren und danach hergestellte Rohrverbindung
FR2555283B1 (fr) * 1983-11-22 1986-08-22 Gresle Paul Systeme de raccordement de tubes
DE3817442C2 (de) * 1988-05-21 1994-02-03 Platzer Schwedenbau Gmbh Schellenlose Rohrleitungsverbindung

Also Published As

Publication number Publication date
NO940672L (no) 1994-02-25
ATE129795T1 (de) 1995-11-15
DK0530387T3 (da) 1996-03-04
NO311952B1 (no) 2002-02-18
CA2116561A1 (en) 1993-03-18
PT100823B (pt) 2001-05-31
CZ286291B6 (cs) 2000-03-15
FI940864A (fi) 1994-02-24
HU9400390D0 (en) 1994-05-30
ES2081406T5 (es) 2000-01-16
ZA926585B (en) 1993-03-12
SK282175B6 (sk) 2001-11-06
EP0530387B1 (de) 1995-11-02
PT100823A (pt) 1994-05-31
KR940702257A (ko) 1994-07-28
EP0530387B2 (de) 1999-10-06
DE59106833D1 (de) 1995-12-07
AU669665B2 (en) 1996-06-20
KR100250347B1 (ko) 2000-04-01
HU215296B (hu) 1998-11-30
GR3032196T3 (en) 2000-04-27
CZ32294A3 (en) 1994-05-18
ES2081406T3 (es) 1996-03-01
IL102958A0 (en) 1993-01-31
JPH06509994A (ja) 1994-11-10
SK21594A3 (en) 1994-08-10
HUT69886A (en) 1995-09-28
EP0530387A1 (de) 1993-03-10
JP3223977B2 (ja) 2001-10-29
TR27381A (tr) 1995-02-01
NO940672D0 (no) 1994-02-25
NZ244134A (en) 1994-07-26
WO1993005332A1 (de) 1993-03-18
PL170053B1 (pl) 1996-10-31
GR3018275T3 (en) 1996-02-29
DK0530387T4 (da) 2000-04-17
FI940864A0 (fi) 1994-02-24
HK100096A (en) 1996-06-14
AU2440192A (en) 1993-04-05

Similar Documents

Publication Publication Date Title
IL102958A0 (en) Tube conduit connection and method of producing the same from polyolefins
AU5275790A (en) Improvements relating to flexible tubular structures, methods of manufacturing same and pipes and pipe linings formed from said flexible tubular structures
CA2006345A1 (en) Method of enlarging end of capillary tube bore
SG47928A1 (en) Expanding mandrel expanding method and expanding apparatus using the expanding mandrel and heat exchanger with heat exchanging tubes expanded by the expanding method
CA2262777A1 (en) Process for cold forming tube ends
NO933886L (no) Fremgangsmaate til fremstilling av et forbindelsesroer
HU9200588D0 (en) Pipe joint consisting of pipe wall and pipe as well as method for producing said joint
EP0755314A1 (en) Dual synchronized thread forming method and apparatus
CA2013068A1 (en) Method of manufacturing long tubes having small diameters
ES2160835T3 (es) Un metodo para formar un receptaculo o enchufe hembra en un tubo.
GB2012384A (en) Heat-Recoverable Metallic Coupling Members
DE59209084D1 (de) Kapillarrohr-Leitungssystem sowie Verfahren zur Herstellung eines Kapillarrohr-Leitungssystem
JPS57154336A (en) Production for double-ply pipe
CA2243702A1 (en) Process and device for producing pipes as per the uoe-process
JPS54149056A (en) Production method of heat exchanger
JPS57197122A (en) Pipe end working method of plastic pipe
GB2071539A (en) Method of Swaging Tubes and Pipes Using Corrugation Techniques
PL305155A1 (en) Tubular polyethylene component plug-in coupling member and method of making such plug-in coupling member
Gross et al. Multi-Layer Helical Seam Steel Pipe
CA2034343A1 (en) Tube repair system
IT1242702B (it) Procedimento e apparecchiatura per la realizzazione di tubi sagomati in materiale plasticotubi cosi' ottenuti
JPS58156191A (ja) ウイツク型ヒ−トパイプの製造法
UA19508A (uk) Спосіб поздовжhьої прокатки труб

Legal Events

Date Code Title Description
CB Opposition filed against grant of patent

Free format text: 13.10.95

NP Permission for amending the patent specification granted (section 66, patents law 1967)
CB Opposition filed against grant of patent