Water treatment process

Details Water treatment process Water treatment process

Category

C - Chemistry, Metallurgy

Subcategory

02

Subsubcategory

F

IPC codes

C02F 1/44 (2006.01) B01D 71/02 (2006.01)

Type

Patent

Patent number

CA 2306847

Description

A method for removing contaminants from water and for producing water with a low level of dissolved substances, e.g. salt in sea-water comprises passing the water through a zeolite membrane which has been treated with silicic acid or an alkyl silicate, the method enables a high flux of water with very low level of contaminants.

L'invention concerne un procédé destiné à purifier l'eau des contaminants et à fabriquer de l'eau à faible teneur en substances dissoutes telles que le sel dans l'eau de mer. Le procédé, qui consiste à faire passer l'eau à travers une membrane à zéolites qui a été traitée avec de l'acide silicique ou avec un silicate d'alkyle, permet d'obtenir un flux d'eau très important à très faible teneur en contaminants.

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