Patents
United States Patent 4152076
Douris , ê et al. May 1, 1979
Extruder and method for uniformly fluxing and blending thermoplastic materials
Driskill May 1, 1979
Abstract
An extruder apparatus with an extrusion screw having an end member which blends molten and solid thermoplastic materials moving through the apparatus into a uniformly fluxed consistency, and a method for uniformly fluxing and blending thermoplastic materials. The extrusion screw end member is provided with a conical terminus forming an annular shoulder with openings extending therethrough.
Feed Screws
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