BE868687A - Procede et appareil pour la production de tuyaux multi-couches en matieres thermoplastiques - Google Patents

Procede et appareil pour la production de tuyaux multi-couches en matieres thermoplastiques

Info

Publication number
BE868687A
BE868687A BE189031A BE189031A BE868687A BE 868687 A BE868687 A BE 868687A BE 189031 A BE189031 A BE 189031A BE 189031 A BE189031 A BE 189031A BE 868687 A BE868687 A BE 868687A
Authority
BE
Belgium
Prior art keywords
production
thermoplastic materials
layer pipes
pipes
layer
Prior art date
Application number
BE189031A
Other languages
English (en)
Original Assignee
Cosden Technology
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 Cosden Technology filed Critical Cosden Technology
Publication of BE868687A publication Critical patent/BE868687A/fr

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
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die
    • B29C48/3363—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die using a layered die, e.g. stacked discs
    • 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
    • B29C48/16—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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • B29C48/327—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections with centering means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Molding Of Porous Articles (AREA)
BE189031A 1977-07-01 1978-07-03 Procede et appareil pour la production de tuyaux multi-couches en matieres thermoplastiques BE868687A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81204177A 1977-07-01 1977-07-01

Publications (1)

Publication Number Publication Date
BE868687A true BE868687A (fr) 1978-11-03

Family

ID=25208307

Family Applications (1)

Application Number Title Priority Date Filing Date
BE189031A BE868687A (fr) 1977-07-01 1978-07-03 Procede et appareil pour la production de tuyaux multi-couches en matieres thermoplastiques

Country Status (5)

Country Link
JP (1) JPS5439481A (fr)
BE (1) BE868687A (fr)
FR (1) FR2396230A1 (fr)
GB (1) GB2000570A (fr)
IT (1) IT1158868B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3001705C2 (de) * 1980-01-18 1984-10-18 Wavin B.V., Zwolle Zentriervorrichtung für Formwerkzeuge von Strangpressen
US4465449A (en) * 1982-12-06 1984-08-14 Borg-Warner Chemicals, Inc. Coextrusion feedblock for making lightweight, rigid thermoplastic pipe
JPS6422541A (en) * 1987-07-17 1989-01-25 Idemitsu Petrochemical Co Multi-layer material
DE4135336C2 (de) * 1991-10-26 1993-10-21 Rehau Ag & Co Verfahren zum Strangpressen von Mehrschichtrohren
ATE312670T1 (de) * 2002-05-07 2005-12-15 Duerr Systems Gmbh Verfahren und vorrichtung zur lackversorgung einer auftragsvorrichtung sowie zu deren spülung
US7584771B2 (en) 2002-05-07 2009-09-08 Durr Systems, Inc. Method and apparatus for delivering paint to an applicator and flushing same
JP2013043412A (ja) * 2011-08-26 2013-03-04 Sekisui Chem Co Ltd 多層管用金型
DE102013220746A1 (de) * 2013-10-14 2015-04-16 Battenfeld-Cincinnati Austria Gmbh Vorrichtung und Verfahren zum Kühlen von Kunststoffprofilen
CN119175864B (zh) * 2024-09-02 2025-10-24 爱康企业集团(浙江)有限公司 一种用于挤出带氧气阻隔层的三层结构塑料管材的机模

Also Published As

Publication number Publication date
JPS5439481A (en) 1979-03-26
IT1158868B (it) 1987-02-25
FR2396230A1 (fr) 1979-01-26
IT7825135A0 (it) 1978-06-29
GB2000570A (en) 1979-01-10
FR2396230B3 (fr) 1981-02-06

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