Zero Liquid Discharge Method for High Silica Solutions

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United States of America Patent

APP PUB NO 20140326674A1
SERIAL NO

14155349

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Abstract

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Disclosed are zero liquid discharge (ZLD) processes that utilize naturally occurring or supplemental silicate in the water supply for removing magnesium and calcium hardness from aqueous alkaline streams in the form of a silica gel, thereby allowing separation of a low hardness supernant for recycling.

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Patent Owner(s)

Patent OwnerAddress
CHEMTREAT INC5640 COX ROAD GLEN ALLEN VA 23060

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Richardson, John Hanvoer, US 181 5575

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