Ceramic foam filter

Details Ceramic foam filter Ceramic foam filter

1989-06-26

1990-12-04

Group, Karl

Liquid purification or separation

Filter

Material

501 80, 501 81, 501 88, 501 89, B01D 3920, C04B 3806

Patent

active

049751913

ABSTRACT:
An improved ceramic foam filter for use in filtering molten metal prepared from a ceramic slurry containing silicon carbide and a colloidal silica binder. The filter has a solids content of at least 50% silicon carbide and at least 3% of silica.

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patent: 4664858 (1987-05-01), Kido et al.
patent: 4708740 (1987-11-01), Tungatt et al.

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