Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...
Patent
1991-03-04
1992-08-11
Silverman, Stanley S.
Liquid purification or separation
Processes
Making an insoluble substance or accreting suspended...
210733, 252175, 252180, C02F 1114, C02F 156
Patent
active
051376415
ABSTRACT:
Water-in-oil emulsion polymers of cationic acrylamides to which are added small quantities of chain transfer agents. These polymers are useful as flocculants in sludge dewatering processes.
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Bhattacharyya Bhupati R.
Sparapany John W.
McCarthy Neil M.
Nalco Chemical Company
Silverman Stanley S.
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