Liquid purification or separation – Processes – Ion exchange or selective sorption
Reexamination Certificate
2007-07-03
2007-07-03
Savage, Matthew O. (Department: 1724)
Liquid purification or separation
Processes
Ion exchange or selective sorption
C210S912000
Reexamination Certificate
active
10918157
ABSTRACT:
A method for absorbing an ion from a fluid by using dispersing an organic acid into an anion surfactant solution, mixing in a divalent-metal containing compound and a trivalent-metal containing compound and calcining the resulting solid layered double hydroxide product to form an absorbent material and then contacting the absorbent material with an aqueous solution of cations or anions to be absorbed.
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Bryan Charles R.
Gao Huizhen
Wang Yifeng
Klavetter Elmer A.
Sandia Corporation
Savage Matthew O.
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