ATE59810T1 - Verfahren und vorrichtung zum kontinuierlichen extrudieren einwandiger rippenroehren aus kunststoff oder anderen formbaren materialien. - Google Patents

Verfahren und vorrichtung zum kontinuierlichen extrudieren einwandiger rippenroehren aus kunststoff oder anderen formbaren materialien.

Info

Publication number
ATE59810T1
ATE59810T1 AT84850357T AT84850357T ATE59810T1 AT E59810 T1 ATE59810 T1 AT E59810T1 AT 84850357 T AT84850357 T AT 84850357T AT 84850357 T AT84850357 T AT 84850357T AT E59810 T1 ATE59810 T1 AT E59810T1
Authority
AT
Austria
Prior art keywords
plastic
conduit
continuously extruding
fin tubes
moldable materials
Prior art date
Application number
AT84850357T
Other languages
English (en)
Inventor
Erik Gustav Wendel Nordstroem
Original Assignee
Uponor Ab
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 Uponor Ab filed Critical Uponor Ab
Application granted granted Critical
Publication of ATE59810T1 publication Critical patent/ATE59810T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
    • B29C48/0016—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die using a plurality of extrusion dies
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • 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
    • F16L9/00—Rigid pipes
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/06—Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material
    • F28F21/062—Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material the heat-exchange apparatus employing tubular conduits
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/006—Using vacuum
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/22—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor using multilayered preforms or parisons
    • 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
    • B29L2016/00—Articles with corrugations or pleats
    • 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
    • B29L2023/003—Tubular articles having irregular or rough surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2225/00—Reinforcing means
    • F28F2225/04—Reinforcing means for conduits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
AT84850357T 1983-11-15 1984-11-14 Verfahren und vorrichtung zum kontinuierlichen extrudieren einwandiger rippenroehren aus kunststoff oder anderen formbaren materialien. ATE59810T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8306284A SE449456B (sv) 1983-11-15 1983-11-15 Forfarande och anordning for framstellning av ror varvid formbacksdelarna er delade i formstreckans lengsriktning
EP84850357A EP0142482B1 (de) 1983-11-15 1984-11-14 Verfahren und Vorrichtung zum kontinuierlichen Extrudieren einwandiger Rippenröhren aus Kunststoff oder anderen formbaren Materialien

Publications (1)

Publication Number Publication Date
ATE59810T1 true ATE59810T1 (de) 1991-01-15

Family

ID=20353325

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84850357T ATE59810T1 (de) 1983-11-15 1984-11-14 Verfahren und vorrichtung zum kontinuierlichen extrudieren einwandiger rippenroehren aus kunststoff oder anderen formbaren materialien.

Country Status (9)

Country Link
US (1) US4710337A (de)
EP (1) EP0142482B1 (de)
AT (1) ATE59810T1 (de)
AU (1) AU3670184A (de)
CA (1) CA1225209A (de)
DE (1) DE3483906D1 (de)
NO (1) NO852815L (de)
SE (1) SE449456B (de)
WO (1) WO1985002144A1 (de)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI74654C (fi) * 1986-01-13 1988-03-10 Uponor Nv Anordning och foerfarande foer framstaellning av kamflaensroer.
US4770618A (en) * 1986-01-15 1988-09-13 Lupke Manfred Arno Alfred Extrusion die for two-ply plastic tubing
US4936768A (en) * 1986-03-25 1990-06-26 Lupke Manfred Arno Alfred Extrusion die for externally ribbed plastic tubing
JPH0661821B2 (ja) * 1987-02-19 1994-08-17 ウポノール ナームローゼ フェンノートチャップ リブ付きパイプの製造方法および装置
DE3725286A1 (de) * 1987-07-30 1989-02-09 Wilhelm Hegler Verfahren und vorrichtung zum herstellen eines rippen-rohres aus kunststoff
DE3737588C3 (de) * 1987-11-05 1993-12-23 Corma Inc Verfahren zum Herstellen eines innen glatten, außen gerippten Rohres aus extrudierbarem Kunststoff sowie Vorrichtung zur Durchführung des Verfahrens
FI80234C (fi) * 1988-07-05 1990-05-10 Uponor Nv Anordning foer framstaellning av gallerkonstruktioner.
CA1298450C (en) * 1988-09-16 1992-04-07 Manfred A. A. Lupke Suction applying molded blocks in pipe forming apparatus
CA1303315C (en) * 1988-09-16 1992-06-16 Manfred A.A. Lupke Apparatus for producing pipe with annular ribs
US5186878A (en) * 1989-01-16 1993-02-16 Corma Inc. Improvements relating to cooling plugs in thermoplastic pipe forming apparatus and process
CA1329871C (en) * 1989-05-17 1994-05-31 Manfred A. A. Lupke Method for forming tubing utilizing suction and pneumatic pressure at the surface of the cooling plug
DE4117221C2 (de) * 1991-05-27 1996-02-22 Schueco Int Kg Verfahren und Vorrichtung zum Herstellen von strangförmigen Hohlkammerprofilen aus thermoplastischem Werkstoff
US5296188A (en) * 1992-01-14 1994-03-22 Corma, Inc. Methods for forming tubing utilizing suction and pneumatic pressure at the surface of the cooling plug
DE4210482A1 (de) * 1992-03-31 1993-10-07 Wilhelm Hegler Verfahren und Vorrichtung zur fortlaufenden Herstellung eines Verbundrohres mit Rohr-Muffe
US5865218A (en) 1992-04-14 1999-02-02 Itt Corporation Multi-layer fuel and vapor tube
US5884672A (en) * 1992-04-14 1999-03-23 Itt Industries, Inc. Multi-layer fuel and vapor tube
US5524673A (en) * 1992-04-14 1996-06-11 Itt Corporation Multi-layer tubing having electrostatic dissipation for handling hydrocarbon fluids
US5678611A (en) * 1992-04-14 1997-10-21 Itt Corporation Multi-layer fuel and vapor tube
US6321795B1 (en) 1992-04-14 2001-11-27 Itt Industries, Inc. Multi-layer fuel and vapor tube
US6378562B1 (en) * 1992-04-14 2002-04-30 Itt Industries, Inc. Multi-layer tubing having electrostatic dissipation for handling hydrocarbon fluids
CA2072663C (en) * 1992-06-29 1999-11-16 Manfred A. A. Lupke Method and apparatus for forming a double walled thermoplastic tube with integral bells
US5460771A (en) * 1992-10-16 1995-10-24 Itt Corporation Process for producing corrugated multi-layer tubing having layers of differing plastic characteristics
US5545369A (en) * 1993-09-08 1996-08-13 Corma, Inc. Clamshell corrugators and the like
US5582842A (en) * 1994-04-07 1996-12-10 Advanced Drainage Systems, Inc. Manifold calibration finger
US5460501A (en) * 1994-04-07 1995-10-24 Advanced Drainage Systems, Inc. Pipe production line for the manufacture of plastic pipe
US5590691A (en) 1994-05-02 1997-01-07 Itt Corporation Extruded multiple plastic layer coating bonded to a metal tube
US5520223A (en) * 1994-05-02 1996-05-28 Itt Industries, Inc. Extruded multiple plastic layer coating bonded to the outer surface of a metal tube having an optical non-reactive inner layer and process for making the same
US5525289A (en) * 1995-01-30 1996-06-11 Lupke; Manfred A. A. Method and apparatus for cooling hollow molded product
US5653555A (en) 1995-05-19 1997-08-05 Inliner, U.S.A. Multiple resin system for rehabilitating pipe
US5699838A (en) 1995-05-22 1997-12-23 Inliner, U.S.A. Apparatus for vacuum impregnation of a flexible, hollow tube
US6101846A (en) 1997-02-06 2000-08-15 Micron Technology, Inc. Differential pressure process for fabricating a flat-panel display face plate with integral spacer support structures
US6130404A (en) 1997-03-03 2000-10-10 Itt Automotive, Inc. Electro-optical removal of plastic layer bonded to a metal tube
DE19724857C1 (de) * 1997-06-12 1998-07-16 Unicor Rohrsysteme Gmbh Verfahren und Vorrichtung zur Herstellung von Kunststoff-Wellrohren
US6257281B1 (en) 1998-02-13 2001-07-10 Itt Manufacturing Enterprises, Inc. Multi-layer tubing having at least one intermediate layer formed from a polyamide alloy
US6180197B1 (en) 1998-02-13 2001-01-30 Itt Manufacturing Enterprises, Inc. Multi-layer tubing having at least one intermediate layer formed from a polyamide/polyketone alloy
US5960977A (en) * 1998-05-14 1999-10-05 Itt Manufacturing Enterprises, Inc. Corrugated polymeric filler neck tubing
US6240970B1 (en) 1999-04-01 2001-06-05 Itt Manufacturing Enterprises, Inc. Tubing for handling hydrocarbon materials and having an outer jacket layer adhered thereto
US6276400B1 (en) 1999-06-08 2001-08-21 Itt Manufacturing Enterprises, Inc. Corrosion resistant powder coated metal tube and process for making the same
DE50113071D1 (de) 2001-03-02 2007-11-08 Manfred Arno Alfred Lupke Verfahren und vorrichtung zur herstellung eines doppelwandigen thermoplastischen rohres mit einer rohrmuffe
US20040084801A1 (en) * 2002-11-04 2004-05-06 Floyd Gregory S. Method of manufacturing risers for shelving units
CA2412066A1 (en) * 2002-11-18 2004-05-18 Manfred A. A. Lupke Pipe molding apparatus with mold tunnel air turbulence
DE10335518A1 (de) 2003-07-31 2005-02-24 Manfred Arno Alfred Thornhill Lupke Vorrichtung zur Herstellung eines doppelwandigen thermoplastischen Rohrs mit einer Rohrmuffe
DE102005029580B3 (de) * 2005-06-25 2006-10-26 Unicor Gmbh Vorrichtung zur Herstellung von doppelwandigen Verbundrohren
DE102006021435A1 (de) * 2006-05-09 2007-11-15 Bruno Gruber Vorrichtung zum Trocknen von Flächengebilden und aus diesen hergestellten Erzeugnissen, insbesondere Textilien
EP1900988A1 (de) * 2006-09-13 2008-03-19 Dipl.-Ing. Dr. Ernst Vogelsang GmbH & Co. KG Kunststoffrohr zur Führung eines Fluids
WO2009076622A2 (en) * 2007-12-12 2009-06-18 Massachusetts Institute Of Technology Ligands for transition-metal-catalyzed cross-couplings, and methods of use thereof
JP5609423B2 (ja) * 2009-09-30 2014-10-22 キョーラク株式会社 空調ダクトの製造方法、及び空調ダクト
DE102015103711A1 (de) * 2015-03-13 2016-09-15 Norma Germany Gmbh Verfahren zur Herstellung eines Rohres mit einer außenseitigen Mantelfläche, die eine auxetische Struktur aufweist, Werkzeugbacke, Rohrextruderwerkzeug und Rohr

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1248913B (de) * 1967-08-31 Maschinenfabrik Geng GmbH a Co KG, Oberlar über Troisdorf Vorrichtung zum Herstellen von gewellten Kunststoffrohren
NL133452C (de) * 1960-03-05
GB1143590A (de) * 1965-04-14
AT325299B (de) * 1967-02-27 1975-10-10 Hegler Wilhelm Vorrichtung zur herstellung von rohren aus thermoplastischem kunststoff
US3758354A (en) * 1969-10-18 1973-09-11 Gunze Kobunshi Kogyo Co Ltd Manufacture of multi ply board of thermoplastic material
US3718181A (en) * 1970-08-17 1973-02-27 Du Pont Plastic heat exchange apparatus
DE2042031A1 (de) * 1970-08-25 1972-05-31 Reifenhaeuser Kg Verfahren und Vorrichtung zur Herstellung von Wellrohren aus thermoplastischem Kunststoff
ZA722898B (en) * 1972-04-28 1973-06-27 Duro Penta Holdings Pty Ltd Improvements in or relating to pipes
CA978487A (en) * 1972-07-03 1975-11-25 Donald L. Kleykamp Hose construction and apparatus and method for making same
SE381001B (sv) * 1973-10-22 1975-11-24 Erik G W Nordstroem Forfarande och anordning for framstellning av kamflensror av plast
AT365976B (de) * 1974-01-25 1982-02-25 Fraenk Isolierrohr & Metall Vorrichtung zum herstellen eines doppelwandigen rohres aus thermoplastischem kunststoff
DE2413877C3 (de) * 1974-03-22 1979-02-01 Hegler, Wilhelm, 8730 Bad Kissingen Extrusionskopf zum kontinuierlichen Ummanteln eines Rohres oder Kabels
FR70398E (fr) * 1974-03-22 1959-04-06 Electronique & Physique Perfectionnements aux dispositifs de prise de vues de télévision et cinématographie
CA1083765A (en) * 1976-12-01 1980-08-19 Gerd P. H. Lupke Apparatus for producing thermoplastic tubing
CA1083766A (en) * 1977-02-07 1980-08-19 Gerd P.H. Lupke Apparatus for producing thermoplastic tubing
US4136143A (en) * 1977-02-22 1979-01-23 Lupke Gerd Paul Heinrich Apparatus for and method of producing corrugated thermoplastic tubing
DE2712389A1 (de) * 1977-03-22 1978-10-05 Oltmanns Ziegelwerk Kunststoffrohr sowie verfahren und vorrichtung zur herstellung desselben
FR2397933A1 (fr) * 1977-07-22 1979-02-16 Usinage Tubes Pour Electr Dispositif pour la fabrication d'un tube annele en matiere plastique avec gaine interieure lisse
US4312383A (en) * 1980-04-21 1982-01-26 Dayco Corporation Hose construction and apparatus for and method of making same
US4305703A (en) * 1980-09-12 1981-12-15 Lupke Manfred Arno Alfred Composite die assembly for use in the production of thermoplastic tubing
CA1172813A (en) * 1982-06-16 1984-08-21 Lupke, Manfred A. A. Apparatus for producing multi-walled thermoplastic tubing
CA1187258A (en) * 1982-12-02 1985-05-21 Lupke, Manfred A. A. Method and apparatus for forming a double walled thermoplastic tube with integral bells
US4500284A (en) * 1983-09-16 1985-02-19 Lupke Manfred Arno Alfred Forming single wall bells in double wall pipe

Also Published As

Publication number Publication date
WO1985002144A1 (en) 1985-05-23
AU3670184A (en) 1985-06-03
EP0142482A2 (de) 1985-05-22
EP0142482B1 (de) 1991-01-09
SE449456B (sv) 1987-05-04
EP0142482A3 (en) 1987-05-20
SE8306284L (sv) 1985-05-16
SE8306284D0 (sv) 1983-11-15
NO852815L (no) 1985-07-12
DE3483906D1 (de) 1991-02-14
US4710337A (en) 1987-12-01
CA1225209A (en) 1987-08-11

Similar Documents

Publication Publication Date Title
ATE59810T1 (de) Verfahren und vorrichtung zum kontinuierlichen extrudieren einwandiger rippenroehren aus kunststoff oder anderen formbaren materialien.
ATE5522T1 (de) Verfahren und vorrichtung zum extrudieren von mehrschichtschlaeuchen aus kunststoff.
AT364763B (de) Verfahren zur herstellung eines muffenrohres aus orientierbarem, thermoplastischem polymermaterial
DE59606539D1 (de) Vorrichtung zur Herstellung von Rohren aus thermoplastischem Kunststoff mit Querprofilierung
ES2019279B3 (es) Dispositivo para la fabricacion continua de tubos con paredes perfiladas transversales
DE59600882D1 (de) Verfahren und Anlage zur Herstellung eines Mehrschicht-Rohres aus thermoplastischem Kunststoff, insbesondere Polyolefin
DE606028T1 (de) Abgedichtete Verbindung zwischen einem Rohr und einem Endstück und deren Verfahren zur Herstellung.
ATE48560T1 (de) Verfahren und vorrichtung zur herstellung von querprofilierten rohren.
DE69111572D1 (de) Rohrförmige flexible leitung mit einem aus vernetztem polyäthylen bestehenden gerüst sowie vorrichtung und verfahren zur herstellung derselben.
ATE204805T1 (de) Verfahren zum herstellen von dickwandigen rohren aus polyethylen
DE59502462D1 (de) Vorrichtung zur Herstellung von Rohren aus thermoplastischem Kunststoff mit Querprofilierung
ATE127386T1 (de) Verfahren und vorrichtung zur herstellung von rohren aus plastischen kunststoffen.
ATE72783T1 (de) Verfahren zum herstellen eines innen glatten, aussen gerippten rohres aus extrudierbarem kunststoff sowie vorrichtung zur durchfuehrung des verfahrens.
ATE107885T1 (de) Verfahren zur herstellung einer tube mit einem mehrschichtigen tubenkopf und tube aus einem mindestens eine kunststoffschicht aufweisenden rohrkörper und einem mehrschichtigen tubenkopf.
DE3876258T2 (de) Verfahren zur herstellung einer thermoplastischen harzfolie und dergleichen und extruderschnecke hierfuer.
DE68906729T2 (de) Vorrichtung zur Herstellung von kunststoffbeschichteten Rohren.
DE3273460D1 (en) A biaxially oriented thermoplastic polymer film and method of manufacture
ATE165762T1 (de) Vorrichtung zum herstellen eines metall- kunststoff-verbundrohres
DE59903112D1 (de) Vorrichtung und verfahren zur herstellung von kunststoffrohren
DE69514035D1 (de) Verfahren zur Herstellung eines Rohres aus thermoplastischem Kunststoff
DE69119375T2 (de) Extrusionsverfahren und Extruder zum Herstellen eines Rohres aus Phenolharz
SE8302033D0 (sv) Forfarande for framstellning av extruderade ror samt anordning for utforande av forfarandet
DE3779134D1 (de) Verfahren und vorrichtung zur herstellung von gerippten rohren.
ATE81056T1 (de) Verfahren zur herstellung eines verbundrohres und vorrichtung zur durchfuehrung des verfahrens.
AT304206B (de) Verfahren zur Herstellung eines Rohrabzweigers aus thermoplastischem, bei Zimmertemperatur hartem Kunststoff und Vorrichtung zur Ausübung dieses Verfahrens

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties