Extrusion apparatus
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United States of America Patent
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-
Sep 13, 1988
Grant Date -
N/A
app pub date -
Dec 2, 1985
filing date -
Apr 2, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to an apparatus and a method for extrusion of plastic or pulverulent materials having been prepared for the purpose for obtaining an extrudate in the form of rod shaped bodies, whereby the apparatus comprises an annular perforated screen (8), a rotor (10) being rotably arranged on the inside of said perforated screen (8), The rotor (10) is provided with a number of compression surfaces (14) working in close rotation to said perforated screen (8), which surfaces (14) are arranged with an acute angle with said perforated screen (8) in their rotational direction.
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