DK146217C - Coekstruderingsdyse - Google Patents

Coekstruderingsdyse

Info

Publication number
DK146217C
DK146217C DK89180A DK89180A DK146217C DK 146217 C DK146217 C DK 146217C DK 89180 A DK89180 A DK 89180A DK 89180 A DK89180 A DK 89180A DK 146217 C DK146217 C DK 146217C
Authority
DK
Denmark
Prior art keywords
channels
distribution channel
communicating
die
elements
Prior art date
Application number
DK89180A
Other languages
Danish (da)
English (en)
Other versions
DK146217B (da
DK89180A (da
Inventor
Ole-Bendt Rasmussen
Boerge Jensen
Original Assignee
Rasmussen O B
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 Rasmussen O B filed Critical Rasmussen O B
Priority to DK89180A priority Critical patent/DK146217C/da
Priority to IE378/81A priority patent/IE56626B1/en
Priority to ZA00811294A priority patent/ZA811294B/xx
Priority to IL62224A priority patent/IL62224A/xx
Priority to EP83103641A priority patent/EP0092188B1/en
Priority to EP81900658A priority patent/EP0046789B1/en
Priority to DE8181900658T priority patent/DE3167372D1/de
Priority to MX186156A priority patent/MX154582A/es
Priority to IT20028/81A priority patent/IT1138963B/it
Priority to GR64255A priority patent/GR74093B/el
Priority to PCT/DK1981/000023 priority patent/WO1981002406A1/en
Priority to CA000371885A priority patent/CA1185761A/en
Priority to BR8107091A priority patent/BR8107091A/pt
Priority to ES499877A priority patent/ES8301749A1/es
Priority to BE0/203957A priority patent/BE887724A/fr
Priority to AT83103641T priority patent/ATE57651T1/de
Priority to US06/314,070 priority patent/US4403934A/en
Priority to AT81900658T priority patent/ATE10459T1/de
Priority to DE8383103641T priority patent/DE3177225D1/de
Priority to PT72589A priority patent/PT72589B/pt
Priority to JP56500858A priority patent/JPS6365013B2/ja
Priority to AU67888/81A priority patent/AU551951B2/en
Priority to IN219/CAL/81A priority patent/IN153616B/en
Publication of DK89180A publication Critical patent/DK89180A/da
Priority to FI813344A priority patent/FI80850C/fi
Priority to NO81813614A priority patent/NO170967C/no
Priority to SU813349398A priority patent/SU1371494A3/ru
Priority to US06/480,311 priority patent/US4492549A/en
Publication of DK146217B publication Critical patent/DK146217B/da
Application granted granted Critical
Publication of DK146217C publication Critical patent/DK146217C/da

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
    • B29C48/147—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle
    • B29C48/1472—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle at the die nozzle exit zone
    • 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
    • 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
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • B29C48/338—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
    • 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
    • B29C2791/007—Using fluid under pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Meat, Egg Or Seafood Products (AREA)
  • Seal Device For Vehicle (AREA)
DK89180A 1980-02-29 1980-02-29 Coekstruderingsdyse DK146217C (da)

Priority Applications (27)

Application Number Priority Date Filing Date Title
DK89180A DK146217C (da) 1980-02-29 1980-02-29 Coekstruderingsdyse
IE378/81A IE56626B1 (en) 1980-02-29 1981-02-24 Coextrusion die
IL62224A IL62224A (en) 1980-02-29 1981-02-26 Die for multistream coextrusion of plastic materials
ZA00811294A ZA811294B (en) 1980-02-29 1981-02-26 Coextrusion die
AT81900658T ATE10459T1 (de) 1980-02-29 1981-02-27 Coextrusionsduese.
DE8181900658T DE3167372D1 (de) 1980-02-29 1981-02-27 Coextrusion die
MX186156A MX154582A (es) 1980-02-29 1981-02-27 Mejoras a troquel de extrusion para la construccion de peliculas tubulares plasticas
IT20028/81A IT1138963B (it) 1980-02-29 1981-02-27 Stampo di estrusione per materiali plastici
GR64255A GR74093B (it) 1980-02-29 1981-02-27
PCT/DK1981/000023 WO1981002406A1 (en) 1980-02-29 1981-02-27 Coextrusion die
CA000371885A CA1185761A (en) 1980-02-29 1981-02-27 Coextrusion die
BR8107091A BR8107091A (pt) 1980-02-29 1981-02-27 Matriz de coextrusao
ES499877A ES8301749A1 (es) 1980-02-29 1981-02-27 Una matriz de extrusion para la coextrusion de materiales plasticos en forma de pelicula tubular.
BE0/203957A BE887724A (fr) 1980-02-29 1981-02-27 Filiere de co-extrusion
EP83103641A EP0092188B1 (en) 1980-02-29 1981-02-27 Coextrusion die
US06/314,070 US4403934A (en) 1980-02-29 1981-02-27 Coextrusion die
EP81900658A EP0046789B1 (en) 1980-02-29 1981-02-27 Coextrusion die
DE8383103641T DE3177225D1 (de) 1980-02-29 1981-02-27 Koextrudierduese.
PT72589A PT72589B (en) 1980-02-29 1981-02-27 Coextrusion die
JP56500858A JPS6365013B2 (it) 1980-02-29 1981-02-27
AU67888/81A AU551951B2 (en) 1980-02-29 1981-02-27 Coextrusion die
AT83103641T ATE57651T1 (de) 1980-02-29 1981-02-27 Koextrudierduese.
IN219/CAL/81A IN153616B (it) 1980-02-29 1981-02-28
FI813344A FI80850C (fi) 1980-02-29 1981-10-26 Extrusionsform.
NO81813614A NO170967C (no) 1980-02-29 1981-10-26 Ekstruderingshode for koekstrudering av ekstruderbare plastmateriale
SU813349398A SU1371494A3 (ru) 1980-02-29 1981-10-28 Экструзионна головка дл совместной экструзии нескольких пластических материалов в виде рукавной пленки
US06/480,311 US4492549A (en) 1980-02-29 1983-03-30 Coextrusion die

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK89180A DK146217C (da) 1980-02-29 1980-02-29 Coekstruderingsdyse
DK89180 1980-02-29

Publications (3)

Publication Number Publication Date
DK89180A DK89180A (da) 1981-08-30
DK146217B DK146217B (da) 1983-08-01
DK146217C true DK146217C (da) 1984-03-05

Family

ID=8098701

Family Applications (1)

Application Number Title Priority Date Filing Date
DK89180A DK146217C (da) 1980-02-29 1980-02-29 Coekstruderingsdyse

Country Status (21)

Country Link
US (2) US4403934A (it)
EP (2) EP0046789B1 (it)
JP (1) JPS6365013B2 (it)
AT (1) ATE57651T1 (it)
AU (1) AU551951B2 (it)
BE (1) BE887724A (it)
BR (1) BR8107091A (it)
CA (1) CA1185761A (it)
DE (1) DE3177225D1 (it)
DK (1) DK146217C (it)
ES (1) ES8301749A1 (it)
FI (1) FI80850C (it)
GR (1) GR74093B (it)
IE (1) IE56626B1 (it)
IL (1) IL62224A (it)
IT (1) IT1138963B (it)
MX (1) MX154582A (it)
PT (1) PT72589B (it)
SU (1) SU1371494A3 (it)
WO (1) WO1981002406A1 (it)
ZA (1) ZA811294B (it)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK146217C (da) * 1980-02-29 1984-03-05 Rasmussen O B Coekstruderingsdyse
US4784594A (en) * 1983-03-11 1988-11-15 Mobil Oil Corporation Single lip rotary tubular extrusion die
US4946365A (en) * 1983-04-13 1990-08-07 American National Can Company Apparatus for injection molding and injection blow molding multi-layer articles
US6129960A (en) 1983-04-13 2000-10-10 Pechiney Plastic Packaging, Inc. Methods and apparatus for injection molding and injection blow molding multi-layer plastic and the articles made thereby
US4511528A (en) * 1983-04-13 1985-04-16 American Can Company Flow stream channel splitter devices for multi-coinjection nozzle injection molding machines
US5523045A (en) 1983-04-13 1996-06-04 American National Can Company Methods for injection molding and blow-molding multi-layer plastic articles
US4892699A (en) * 1983-04-13 1990-01-09 American National Can Company Methods for injection molding and injection blow molding multi-layer articles
US5037285A (en) 1983-04-13 1991-08-06 American National Can Company Apparatus for injection molding and injection blow molding multi-layer articles
FI67674C (fi) * 1984-02-24 1985-05-10 Nokia Oy Ab Dubbelextruder foer framstaellning av en tvaoskiktig roerformad extruderad produkt
US4715803A (en) * 1985-04-17 1987-12-29 Nabisco Brands, Inc. Triple co-extruder
US4748031A (en) * 1985-04-17 1988-05-31 Nabisco Brands, Inc. Method of triple co-extruding bakeable products
US4765999A (en) * 1985-07-26 1988-08-23 Presto Products, Incorporated Polyester/copolyester coextruded packaging film
DE3534770C1 (de) * 1985-09-30 1986-11-13 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Anordnung zum materialverlustarmen Anfahren einer Mehrfachstrangpresse zum Herstellen von aus verschiedenen Kautschuk- oder Kunststoffmischungen bestehendenProfilstraengen,beispielsweise fuer Lauf- oder Seitenstreifen von Fahrzeugreifen
US4705707A (en) * 1985-12-17 1987-11-10 Presto Products, Incorporated Polyethylene/polyester nonoriented heat sealable moisture barrier film and bag
US4716061A (en) * 1985-12-17 1987-12-29 Presto Products, Incorporated Polypropylene/polyester nonoriented heat sealable moisture barrier film and bag
US4946743A (en) * 1987-06-26 1990-08-07 Reynolds Consumer Products, Inc. Nonoriented polyester films for lidding stock with modified heat seal layer
AT387672B (de) * 1987-08-12 1989-02-27 Rosendahl Masch Gmbh Einrichtung zum umspritzen einer seele, insbesondere eines elektrischen leiters
US5102323A (en) * 1988-08-31 1992-04-07 American National Can Company Plastic resin multi-layer co-extrusion extruder with multi-port plug for selecting order of layers
US5297946A (en) * 1989-07-21 1994-03-29 The Japan Steel Works, Ltd. Multilayer parison extruder
US5110276A (en) * 1989-12-28 1992-05-05 Farnsworth John T Extrusion die assembly
DE4020819A1 (de) * 1990-06-29 1990-11-08 Bock Stefan Dipl Ing Fh Speicherkopf zur fertigung von ein- oder mehrschichtig schlauch-ueber-schlauch strukturierten vorformlingen aus thermoplasten
CA2082437C (en) * 1991-11-14 1998-01-20 Peter C. Gates Spiral fed multi-layer tubular die
NL9201457A (nl) * 1992-08-14 1994-03-01 Rollepaal B V Maschf De Verdeelkop voor het uit één of meer stromen geëxtrudeerd thermoplastisch kunststofmateriaal vormen van een buisvormig profiel.
WO1996033856A1 (en) * 1995-04-24 1996-10-31 Black Clawson Sano Inc. Extrusion die
US6190152B1 (en) * 1996-08-26 2001-02-20 Addex, Inc. Regular division of molten extrusion flow
US6245401B1 (en) 1999-03-12 2001-06-12 Kimberly-Clark Worldwide, Inc. Segmented conformable breathable films
IT1313342B1 (it) * 1999-08-03 2002-07-23 Macchi S R L Testa di estrusione per film plastici multistrato.
US7648658B2 (en) * 2000-02-04 2010-01-19 Harrel, Inc. Alternate polymer extrusion method with reduced drool
US6343919B1 (en) * 2000-02-28 2002-02-05 Ricardo Pablo Rodriguez Modular plastics extrusion die
GB0114691D0 (en) * 2001-06-15 2001-08-08 Rasmussen O B Laminates of films and methods and apparatus for their manufacture
US6682333B2 (en) 2001-10-25 2004-01-27 Extrusion Dies Industries Llc Quick-release extrusion die
US7976925B2 (en) * 2002-03-04 2011-07-12 Ole-Bendt Rasmussen Cross-laminate of oriented films, method of manufacturing same, and coextrusion die suitable in the process
NZ540561A (en) * 2002-12-13 2007-03-30 Rasmussen O B Laminates of films having improved resistance to bending in all directions and methods and apparatus for their manufacture
EP2676786A2 (en) * 2003-04-24 2013-12-25 Ole-Bendt Rasmussen Method of manufacturing an oriented film from alloyed thermoplastic polymers, apparatus for such manufacture and resulting products
US7678316B2 (en) * 2004-06-08 2010-03-16 3M Innovative Properties Company Coextruded profiled webs
GB0424355D0 (en) * 2004-11-03 2004-12-08 Rasmussen O B Improved method of manufacturing an alloyed film apparatus for the method and resultant products
GB0426839D0 (en) * 2004-12-07 2005-01-12 Rasmussen O B Small container made from thermoplastic sheet material
US7897081B2 (en) * 2004-12-30 2011-03-01 3M Innovative Properties Company Method of extruding articles
KR20070091644A (ko) 2005-01-07 2007-09-11 올레-벤트 라스무쎈 관통 기공성을 나타내는 열가소성 필름 재료의 라미네이트
DE602006005148D1 (de) * 2005-04-08 2009-03-26 Ole-Bendt Rasmussen Verfahren und vorrichtung zur folienextrusion
EP2508324A1 (en) * 2005-05-11 2012-10-10 Ole-Bendt Rasmussen Methods and apparatus for manufacturing oriented films
US7513766B2 (en) * 2005-10-11 2009-04-07 Cryovac, Inc. Extrusion apparatus having a driven feed segment
US8034431B2 (en) * 2006-01-25 2011-10-11 3M Innovative Properties Company Intermittently bonded fibrous web laminate
US7622180B2 (en) * 2006-07-10 2009-11-24 3M Innovative Properties Company Net hook fasteners
TWI499497B (zh) 2008-01-17 2015-09-11 Ole-Bendt Rasmussen 展現織物性質的膜材料以及用於其之製造的方法及裝置
GB0814308D0 (en) * 2008-08-05 2008-09-10 Rasmussen O B Film material exhibiting textile properties, and method and apparatus for its manufacture
RU2447995C2 (ru) * 2011-03-09 2012-04-20 Алексей Николаевич Докукин Экструзионный способ получения плоской нити из синтетического сырья
RU2448831C2 (ru) * 2011-03-09 2012-04-27 Алексей Николаевич Докукин Экструзионная линия для получения плоской нити из синтетического сырья
JP6039845B1 (ja) * 2016-03-30 2016-12-07 株式会社湘南貿易 インフレーションフィルム成形用ダイ
US20180187802A1 (en) * 2016-12-30 2018-07-05 Polyflow Llc Multi-layer pipes
WO2019122195A1 (en) 2017-12-21 2019-06-27 Beaulieu International Group Nv Biodegradable fabric and use of such fabric
WO2020069363A1 (en) * 2018-09-27 2020-04-02 Vanderbilt University Multi-material printing device for energy storage and conversion applications

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US2734224A (en) * 1956-02-14 winstead
FR1084310A (fr) * 1952-06-17 1955-01-18 Lavorazione Mat Plastiche Sas Tête d'extrusion pour câbles à revêtement multiple
CH315684A (it) * 1952-10-08 1956-08-31 Lavorazione Mat Plastiche Sas Rivestimento protettivo per tubi metallici, procedimento per la sua fabbricazione ed apparecchio per l'attuazione di questo procedimento
FR1432131A (fr) * 1965-04-22 1966-03-18 Barmag Barmer Maschf Tête d'injection à déviation pour extrudeuses
US3418687A (en) * 1966-10-24 1968-12-31 Du Pont Extruding apparatus
US3475789A (en) * 1968-01-16 1969-11-04 Nrm Corp Blown film dies
US3649143A (en) * 1969-05-01 1972-03-14 Pierson Ind Inc Composite tubular film apparatus
US3756758A (en) * 1969-07-15 1973-09-04 Chemplex Co Extrusion die for plastic film
DE1953114A1 (de) * 1969-10-22 1971-05-06 Barmag Barmer Maschf Spritzwerkzeug fuer die Herstellung von Ein- oder Mehrschichtschlaeuchen
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US3809515A (en) * 1972-03-03 1974-05-07 Farrell Patent Co Extrusion die for blowing plastic film
US3947173A (en) * 1972-09-13 1976-03-30 Western Electric Company, Inc. Apparatus for extruding concentric plastic sheaths
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US3890083A (en) * 1973-05-30 1975-06-17 Leco Industries Ltd Extrusion devices
US4039364A (en) * 1974-07-05 1977-08-02 Rasmussen O B Method for producing a laminated high strength sheet
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US4017240A (en) * 1975-11-19 1977-04-12 Rubbermaid Incorporated Die for extruding sheet material
JPS5369264A (en) * 1976-12-03 1978-06-20 Purasuchitsuku Kougaku Kenkiyu Multiilayer circular die
JPS5431465A (en) * 1977-08-16 1979-03-08 Kureha Chem Ind Co Ltd Die for extruding multilayered tube
US4185954A (en) * 1977-08-23 1980-01-29 Kabushiki Kaisha Plastic Kogaku Kenkyusho Die for extruding tubes composed of a plurality of layers
US4182603A (en) * 1978-03-27 1980-01-08 Egan Machinery Company Multilayer tubular extrusion die
US4268239A (en) * 1978-05-30 1981-05-19 Mobil Oil Corporation Tubular extrusion die
US4201532A (en) * 1978-08-02 1980-05-06 Cole Robert J Extrusion dies of spiral mandrel type
DK146217C (da) * 1980-02-29 1984-03-05 Rasmussen O B Coekstruderingsdyse

Also Published As

Publication number Publication date
ES499877A0 (es) 1982-12-16
MX154582A (es) 1987-10-07
JPS57500374A (it) 1982-03-04
FI80850B (fi) 1990-04-30
ES8301749A1 (es) 1982-12-16
GR74093B (it) 1984-06-06
JPS6365013B2 (it) 1988-12-14
IL62224A (en) 1985-08-30
EP0092188A3 (en) 1985-10-02
DE3177225D1 (de) 1990-11-29
FI80850C (fi) 1990-08-10
PT72589A (en) 1981-03-01
IE810378L (en) 1981-08-29
CA1185761A (en) 1985-04-23
BR8107091A (pt) 1982-01-05
EP0092188A2 (en) 1983-10-26
EP0046789A1 (en) 1982-03-10
ZA811294B (en) 1982-03-31
EP0092188B1 (en) 1990-10-24
SU1371494A3 (ru) 1988-01-30
AU551951B2 (en) 1986-05-15
ATE57651T1 (de) 1990-11-15
US4492549A (en) 1985-01-08
DK146217B (da) 1983-08-01
DK89180A (da) 1981-08-30
IT1138963B (it) 1986-09-17
US4403934A (en) 1983-09-13
EP0046789B1 (en) 1984-11-28
FI813344L (fi) 1981-10-26
IE56626B1 (en) 1991-10-23
WO1981002406A1 (en) 1981-09-03
BE887724A (fr) 1981-06-15
PT72589B (en) 1982-03-12
AU6788881A (en) 1981-09-11
IT8120028A0 (it) 1981-02-27

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