IT962220B - RING NOZZLE EXTRUSION DEVICE WITH COOLING - Google Patents

RING NOZZLE EXTRUSION DEVICE WITH COOLING

Info

Publication number
IT962220B
IT962220B IT52350/72A IT5235072A IT962220B IT 962220 B IT962220 B IT 962220B IT 52350/72 A IT52350/72 A IT 52350/72A IT 5235072 A IT5235072 A IT 5235072A IT 962220 B IT962220 B IT 962220B
Authority
IT
Italy
Prior art keywords
cooling
extrusion device
ring nozzle
nozzle extrusion
ring
Prior art date
Application number
IT52350/72A
Other languages
Italian (it)
Inventor
G Sander
Original Assignee
Berstorff Gmbh Masch Hermann
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 Berstorff Gmbh Masch Hermann filed Critical Berstorff Gmbh Masch Hermann
Application granted granted Critical
Publication of IT962220B publication Critical patent/IT962220B/en

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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
IT52350/72A 1971-08-28 1972-08-25 RING NOZZLE EXTRUSION DEVICE WITH COOLING IT962220B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19717132890U DE7132890U (en) 1971-08-28 1971-08-28 EXTRUDER NOZZLE

Publications (1)

Publication Number Publication Date
IT962220B true IT962220B (en) 1973-12-20

Family

ID=6623528

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52350/72A IT962220B (en) 1971-08-28 1972-08-25 RING NOZZLE EXTRUSION DEVICE WITH COOLING

Country Status (3)

Country Link
DE (1) DE7132890U (en)
FR (1) FR2150714A1 (en)
IT (1) IT962220B (en)

Also Published As

Publication number Publication date
FR2150714A1 (en) 1973-04-13
DE7132890U (en) 1971-11-18

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