Liquid purification or separation – Processes – Ion exchange or selective sorption
Patent
1996-05-23
1998-05-12
Teskin, Fred
Liquid purification or separation
Processes
Ion exchange or selective sorption
210681, 528482, 525338, 423112, 423139, 423179, 4231795, 423181, 423DIG14, B01D 1504
Patent
active
057500320
ABSTRACT:
Process for removing an alkali metal compound from an acid solution also containing nickel and aluminum compounds, which requires contacting the acid solution first with an ion exchange resin functional to remove the nickel and aluminum compounds from the acid solution; and then contacting the acid solution with an ion exchange resin which is more selective to remove the alkali metal compound from the acid solution.
REFERENCES:
patent: 4636540 (1987-01-01), Warfel
Diaz Zaida
Wilkey John David
Marlowe Fredrik
Shell Oil Company
Teskin Fred
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