Inorganic impurities removal in soda ash solutions with carbon

Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Alkali metal

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4232062, 423421, 423422, C01D 726

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active

057831599

ABSTRACT:
The present invention relates to a method for reducing and removing inorganic impurities in sodium solutions by contact with activated carbon. Preferably, the activated carbon is saturated with organics. The process can provide for significant reduction of magnesium by as much as 50% and calcium by as much as 20%.

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