发明名称 Flocculation of suspended solids from aqueous media
摘要 An improved method for flocculating suspended particulate solids from an acidic aqueous medium and for clarifying said aqueous medium comprises initially contacting the suspension with a water-soluble polymer having an anionic character followed by contacting the suspension with a water-soluble polymer having a cationic character. Such method is particularly useful in clarifying acidic aqueous media used in mining operations, etc.
申请公布号 US4569768(A) 申请公布日期 1986.02.11
申请号 US19850700790 申请日期 1985.02.11
申请人 THE DOW CHEMICAL COMPANY 发明人 MCKINLEY, MARK J.
分类号 C02F1/52;C02F1/54;(IPC1-7):C02F1/56 主分类号 C02F1/52
代理机构 代理人
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