Method for producing refractory filaments
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United States of America Patent
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Issued Date -
Aug 22, 2002
app pub date -
Apr 24, 2002
filing date -
Aug 28, 1989
priority date (Note) -
Abandoned
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Abstract
A process of producing at least one filament of refractory material comprising: (a) preparing a spin mix of a solution of cellulose and particles of refractory material; (b) wet spinning the spin mix to form at least one filament of regenerated cellulose having at least a portion of the particles dispersed therein; and (c) heating the filament of regenerated cellulose to remove substantially all of the regenerated cellulose and to sinter the portion of the particles dispersed therein to form a filament of the refractory material.
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