CS224480B1 - Method and device for forming a formed profile - Google Patents

Method and device for forming a formed profile Download PDF

Info

Publication number
CS224480B1
CS224480B1 CS803569A CS356980A CS224480B1 CS 224480 B1 CS224480 B1 CS 224480B1 CS 803569 A CS803569 A CS 803569A CS 356980 A CS356980 A CS 356980A CS 224480 B1 CS224480 B1 CS 224480B1
Authority
CS
Czechoslovakia
Prior art keywords
head
foaming
extrusion
cross
foaming head
Prior art date
Application number
CS803569A
Other languages
Czech (cs)
English (en)
Inventor
Klaus Dipl Ing Wetzel
Eckehard Lange
Johannes Dipl Ing Anz
Margitte Lehmann
Siegfried Reinholz
Original Assignee
Klaus Dipl Ing Wetzel
Eckehard Lange
Johannes Dipl Ing Anz
Margitte Lehmann
Siegfried Reinholz
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 Klaus Dipl Ing Wetzel, Eckehard Lange, Johannes Dipl Ing Anz, Margitte Lehmann, Siegfried Reinholz filed Critical Klaus Dipl Ing Wetzel
Publication of CS224480B1 publication Critical patent/CS224480B1/cs

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

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
CS803569A 1979-06-14 1980-05-21 Method and device for forming a formed profile CS224480B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD79213607A DD143229A1 (de) 1979-06-14 1979-06-14 Verfahren und vorrichtung zur herstellung geschaeumter kunststoffprofile

Publications (1)

Publication Number Publication Date
CS224480B1 true CS224480B1 (en) 1984-01-16

Family

ID=5518685

Family Applications (1)

Application Number Title Priority Date Filing Date
CS803569A CS224480B1 (en) 1979-06-14 1980-05-21 Method and device for forming a formed profile

Country Status (5)

Country Link
BG (1) BG41349A1 (de)
CS (1) CS224480B1 (de)
DD (1) DD143229A1 (de)
DE (1) DE3017120A1 (de)
FR (1) FR2459122A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2580542B1 (fr) * 1985-04-23 1987-07-17 Atochem Procede d'extrusion de matieres plastiques expansibles

Also Published As

Publication number Publication date
DE3017120A1 (de) 1981-01-08
FR2459122B3 (de) 1982-05-07
FR2459122A1 (fr) 1981-01-09
BG41349A1 (en) 1987-06-15
DD143229A1 (de) 1980-08-13

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