Method of making plastic filter units having a welded cellulose

Details Method of making plastic filter units having a welded cellulose Method of making plastic filter units having a welded cellulose

1987-08-10

1989-07-18

Gallagher, John J.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156293, 21032178, 21032187, 210455, 210474, 21050029, 422101, 422255, B32B 3120

Patent

active

048490610

ABSTRACT:
A plastic filterware having a filter membrane made at least in part of cellulose nitrate welded to the filterware and a method of making same.

REFERENCES:
patent: 3471019 (1969-10-01), Trasen et al.
patent: 4302270 (1981-11-01), Nicolet
patent: 4357240 (1982-11-01), Mehra et al.
patent: 4597868 (1986-07-01), Watanabe

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