Composite hollow fiber type separation membranes processes for t

Details Composite hollow fiber type separation membranes processes for t Composite hollow fiber type separation membranes processes for t

1986-09-10

1990-07-03

Cannon, Alan W.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Miscellaneous

623 12, 21050023, 21050024, 21050028, 21050041, 427245, A61F 200, A61F 204

Patent

active

049387782

ABSTRACT:
A composite hollow fiber type separation membrane which has three layers comprising a selective separation layer, an ultra-microporous layer and a porous layer, said selective separation layer, said ultra-microporous layer, said porous layer being arranged in said order commencing from the inner surface of said hollow fiber membrane;

REFERENCES:
patent: 4230583 (1980-10-01), Chiolle et al.
patent: 4243701 (1981-01-01), Riley et al.
patent: 4387024 (1983-06-01), Kurihara et al.
patent: 4481260 (1984-11-01), Nohmi

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