Liquid purification or separation – Processes – Preventing – decreasing – or delaying precipitation,...
Patent
1988-08-31
1990-04-24
Hruskoci, Peter
Liquid purification or separation
Processes
Preventing, decreasing, or delaying precipitation,...
252180, 210701, C02F 512
Patent
active
049198211
ABSTRACT:
Water supplies are treated to inhibit the formation of scale deposits of alkaline earth phosphates, phosphonates, sulphates and carbonates using various hydrocarbon polymers which contain an amido functionality and which have been prepared by post-polymerization derivatization.
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Fong Dodd W.
Hoots John E.
Johnson Donald A.
Kneller James
Epple Donald G.
Hruskoci Peter
Miller Robert A.
Nalco Chemical Company
Norek Joan I.
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