Gas separation – Combined or convertible
Patent
1989-12-05
1991-05-14
Chiesa, Richard L.
Gas separation
Combined or convertible
55490, B01D 5000
Patent
active
050152777
ABSTRACT:
A cartridge or cassette of web-type media material for delivery to utilization apparatus, such as a photocopier system, incorporates a filter which is integrated into the cartridge for filtering or absorbing fumes or gasses generated by the processing of the media material. The filter is automatically replaced and changed with the replacement of the cartridge.
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patent: 3570224 (1971-03-01), Clemens
patent: 3680528 (1972-08-01), Sanders
patent: 3894514 (1975-07-01), Caudill et al.
patent: 4399209 (1983-08-01), Sanders et al.
patent: 4440846 (1984-04-01), Sanders et al.
patent: 4678489 (1987-07-01), Bertelsen
patent: 4878581 (1989-11-01), Beery
Research Disclosure No. 301118 entitled, "A Method and System of Assuring Filter Changes in an Unmonitored Enrivonment", dated May 1989.
Sexton Gregory J.
Walowit Eric
Chiesa Richard L.
The Mead Corporation
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