Method of removing an unwanted impurity from an aqueous material
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United States of America Patent
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Sep 24, 1991
Issued Date -
N/A
app pub date -
Nov 27, 1989
filing date -
Jan 31, 1989
priority date (Note) -
Expired
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Abstract
A method of modifying the adsorptive characteristics of an adsorptive surface comprising the in situ precipitation of a polyvalent metal salt from a solution in contact with the adsorptive surface; the adsorptive product produced thereby and methods for the removal of impurities from aqueous materials by contact with the adsorptive product.
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