Filter medium for filtering molten metals

Details Filter medium for filtering molten metals Filter medium for filtering molten metals

1983-06-06

1985-07-09

Fisher, Richard V.

Liquid purification or separation

Filter

Supported, shaped or superimposed formed mediums

2105001, 2105101, C04B 2100

Patent

active

045280991

ABSTRACT:
Filter medium in the form of a stable body made of ceramic material and employed for filtering molten metals. The filter medium is made up of at least two effective filter layers such that a relatively thick layer of large pore diameter lies on a relatively thin layer of small pore diameter. This arrangement aims at attaining the maximum possible wetting of the interior of the filter medium.

REFERENCES:
patent: 3281238 (1966-10-01), Bachowski et al.
patent: 3524548 (1970-08-01), McDonald et al.
patent: 3893917 (1975-07-01), Pryor et al.
patent: 4278544 (1981-07-01), Takashima
patent: 4287098 (1981-09-01), Farnworth et al.
patent: 4334990 (1982-06-01), du Manoir de Juaye et al.
patent: 4343704 (1982-08-01), Brockmeyer
patent: 4381998 (1983-05-01), Roberts et al.
patent: 4395333 (1983-07-01), Groteke
patent: 4426287 (1984-01-01), Narumiya

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