Extruded solid composite articles and compositions for producing same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jul 19, 1994
Issued Date -
N/A
app pub date -
Apr 1, 1993
filing date -
Apr 8, 1991
priority date (Note) -
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Abstract
Extruded composite solid articles from feed mixtures comprising 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 means external of the die. Solid filter elements of activated carbon particles for a wide variety of filtering applications may be formed.
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