B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/733
B29C 47/66 (2006.01) B29C 47/50 (2006.01) B29C 47/58 (2006.01)
Patent
CA 1098274
SCREW EXTRUDER WITH AN ENLARGED FEED SECTION Abstract of the Disclosure Disclosed is a screw extruder having an upstream feed section in which the bore and screw is of substantially larger diameter than that in a downstream melting section. The two screws are structurally separable and may be operably independent of each other. The extruder is constructed for removal of the smaller screw outwardly through the downstream end of the extruder. Various arrangements for driving the two screws are disclosed herein.
287588
Duska Joseph J.
Mcgill Paul E.
Macrae & Co.
Midland-Ross Corporation
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