Apparatus for the continuous extrusion of solid articles

Details Apparatus for the continuous extrusion of solid articles Apparatus for the continuous extrusion of solid articles

1991-10-17

1993-10-05

Bushey, Scott

Plastic article or earthenware shaping or treating: apparatus

Stock pressurizing means operably associated with downstream...

264125, 425377, 4253781, 425461, 425817C, 425DIG4, B29C 4786

Patent

active

052499480

ABSTRACT:
Apparatus for the continuous extrusion of composite solid articles from a substantially uniform mixture of particulate binder material and particulate primary material in which the feed mixture is forced through an extrusion die of substantially uniform cross-section and subject to heat, pressure and cooling which consolidates the feed mixture whereby it emerges from the die as a solid composite article and in which the pressure in the extrusion die is supplied by back-pressuring external of the die.

REFERENCES:
patent: 2443053 (1948-06-01), Parmelee
patent: 2611941 (1952-09-01), Leitl
patent: 3039142 (1962-06-01), Zavasnik
patent: 3329430 (1967-07-01), Wanders
patent: 3435105 (1969-03-01), Ferrari
patent: 3551545 (1970-12-01), Overdiep
patent: 3922328 (1975-11-01), Johnson
patent: 4194040 (1980-05-01), Breton et al.
patent: 4358418 (1982-11-01), Heggenstaller
patent: 4613471 (1986-09-01), Harris
patent: 5019311 (1991-05-01), Koslow

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