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Patent Searching and Data


Title:
METHOD FOR REMOVING MEMBRANE- CONTAMINATING MATTERS
Document Type and Number:
Japanese Patent JPS51125959
Kind Code:
A
Abstract:

PURPOSE: To remove efficiently osmotic membrane-contaminating matters such as metal precipitates, fats, greases, etc., and recover performance of the membrane by combining chemical washing steps retionally.


Inventors:
TSUKAMOTO TERUKI
NUMAO KOUKI
Application Number:
JP13335574A
Publication Date:
November 02, 1976
Filing Date:
November 19, 1974
Export Citation:
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Assignee:
EBARA INFILCO
International Classes:
C12N9/00; B01D65/06; C02F1/44; C07C51/00; C07C55/02; C07C59/01; C07C67/00; C07C227/00; C11D1/00; (IPC1-7): B01D13/00; C02C5/02; C02C5/06; C07C55/24; C07C87/16; C07G7/02; C11D1/00
Other References:
RESEARCH AND DEUELOKMENT PROGRESS REKORT#N471=1969
RESEARCH AND DEUELOKMENT PROGRESS REKORT#N882=1973