Liquid purification or separation – Processes – Ion exchange or selective sorption
Reexamination Certificate
2009-02-17
2011-12-27
Gakh, Yelena G (Department: 1777)
Liquid purification or separation
Processes
Ion exchange or selective sorption
C210S660000, C210S662000, C210S634000, C210S638000
Reexamination Certificate
active
08083949
ABSTRACT:
A system for selectively removing at least one undesirable ion from an acidic solution including a tank receiving the acidic solution, a chiller in fluid communication with the tank, the chiller being configured to reduce a temperature of the acidic solution, and an ion exchanger in fluid communication with the chiller, the ion exchanger including an ion exchange resin that is selective for the undesirable ion.
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Diniz et al. “The use of the chelating resin Dowex M-4195 in the adsorption of selected heavy metal ions from manganese solutions”. 2005. Hydrometallurgy. vol. 78. pp. 147-155.
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Crump David L.
Huebner David A.
Gakh Yelena G
Soucy Kathryn
The Boeing Company
Weisz David
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