Liquid purification or separation – Casing divided by membrane into sections having inlet – Planar membrane
Patent
1987-08-12
1989-10-03
Fisher, Richard V.
Liquid purification or separation
Casing divided by membrane into sections having inlet
Planar membrane
210346, 210484, 210488, 2104972, 55158, 55485, 55511, B01D 1300, B01D 2904
Patent
active
048714569
ABSTRACT:
A filter cartridge for removing particles of the order of submicrons from a solution, comprising at least two filtering films laid in parallel with the inner peripheral portions bonded fixedly to an inner rim of the core and with the outer peripheral portions joined together, thus defining a path of a solution to be filtered, and providing a relatively large effective filtering area.
REFERENCES:
patent: 3397785 (1968-08-01), Jaruis et al.
patent: 3581902 (1971-06-01), Bidler
patent: 3702659 (1972-11-01), Clark
Etoh Masahiro
Moriya Ikuro
Naruo Kyoichi
Ohtani Sumio
Fisher Richard V.
Fuji Photo Film Co. , Ltd.
Millard Wanda L.
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