Filter bag

Details Filter bag Filter bag

1981-07-06

1982-10-05

Lacey, David L.

Gas separation

Flexible or collapsible bag type

Seaming, reinforcing or bag structure

55487, 55D1G2, B01D 4602

Patent

active

043526845

ABSTRACT:
A filter bag for dry copiers, i.e. copiers which employ dry toners. The bag comprises a porous cover and a porous filter mass in the form of loose packing within the cover.

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patent: 3190059 (1965-06-01), Bauder et al.
patent: 3208205 (1965-09-01), Arms et al.
patent: 3251475 (1966-05-01), Till et al.
patent: 3273321 (1966-09-01), Bauder et al.
patent: 3307332 (1967-03-01), Grace et al.
patent: 3422602 (1969-01-01), Jackson
patent: 3570224 (1971-03-01), Clements

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