BE685222A - - Google Patents

Info

Publication number
BE685222A
BE685222A BE685222DA BE685222A BE 685222 A BE685222 A BE 685222A BE 685222D A BE685222D A BE 685222DA BE 685222 A BE685222 A BE 685222A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE685222A publication Critical patent/BE685222A/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular 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
    • B29C48/03—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
    • B29C48/25—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
    • B29C48/03—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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
BE685222D 1965-08-09 1966-08-08 BE685222A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US478090A US3378614A (en) 1965-08-09 1965-08-09 Apparatus and method for extruding thermoplastic materials

Publications (1)

Publication Number Publication Date
BE685222A true BE685222A (de) 1967-02-08

Family

ID=23898473

Family Applications (1)

Application Number Title Priority Date Filing Date
BE685222D BE685222A (de) 1965-08-09 1966-08-08

Country Status (6)

Country Link
US (1) US3378614A (de)
JP (1) JPS4936949B1 (de)
BE (1) BE685222A (de)
DE (1) DE1629645C3 (de)
GB (1) GB1122473A (de)
NL (1) NL6611118A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0727300A1 (de) * 1995-02-14 1996-08-21 Basf Aktiengesellschaft Verfahren und Vorrichtung zum Herstellen von Folien aus expandierbarem Kunststoff

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513504A (en) * 1968-03-28 1970-05-26 Cupples Container Co Extrusion die
US3591895A (en) * 1969-04-11 1971-07-13 Owens Illinois Inc Precision control of plastic sheet manufacture
CA1052966A (en) * 1974-08-23 1979-04-24 Herbert W. Keuchel Radial extrusion and stretching of foam to form fibrous networks
CN112171989B (zh) * 2019-07-05 2022-05-13 中国石油化工股份有限公司 一种用于温敏发泡材料的压缩定型装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE595811A (de) * 1959-10-06 1900-01-01
US3079636A (en) * 1960-04-11 1963-03-05 Monsanto Chemicals Blow extrusion apparatus
BE603856A (de) * 1960-05-20 1900-01-01
DE1153513B (de) * 1961-02-03 1963-08-29 Hoechst Ag Verfahren und Vorrichtung zur kontinuierlichen Herstellung von duennwandigen Rohren hoher Festigkeit aus thermoplastischen Kunststoffen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0727300A1 (de) * 1995-02-14 1996-08-21 Basf Aktiengesellschaft Verfahren und Vorrichtung zum Herstellen von Folien aus expandierbarem Kunststoff

Also Published As

Publication number Publication date
DE1629645A1 (de) 1971-02-04
GB1122473A (en) 1968-08-07
US3378614A (en) 1968-04-16
DE1629645B2 (de) 1975-04-24
NL6611118A (de) 1967-02-10
JPS4936949B1 (de) 1974-10-04
DE1629645C3 (de) 1975-12-04

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