Filter element

Details Filter element Filter element

1983-08-08

1985-01-22

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

With upstream screen or perforated plate for straining,...

Upstream of multi-orifice shaping die

264176F, 425 72S, B29F 304

Patent

active

044949219

ABSTRACT:
A spinneret assembly which includes a filter bed holder containing a filter element. The filter element increases in porosity from its center to its periphery.

REFERENCES:
patent: 2266363 (1941-12-01), Graves
patent: 3044628 (1962-07-01), Heijnis
patent: 3259938 (1966-07-01), Martin
patent: 3299472 (1967-01-01), Martin
patent: 3570059 (1971-03-01), Mott
patent: 3630384 (1971-12-01), Toda
patent: 3728061 (1973-04-01), Mott
patent: 3737036 (1973-06-01), Kasten
patent: 3847524 (1974-11-01), Mott
patent: 3896028 (1975-07-01), Phillips
patent: 3938925 (1976-02-01), Lees
patent: 4126560 (1978-11-01), Marcus et al.
patent: 4405548 (1983-09-01), Cobb

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