发明名称 DEWATERING AIDS FOR COAL AND OTHER MINERAL PARTICULATES
摘要 <p>A composition for altering the water junction characteristics of a wet, particulate mineral mass combines a surfactant material having an HLB number of from about 6.0 to about 12.0 with a surfactant adsorption inhibitory amount of a coupling agent or hydrotrope. Urea may be added to the composition for the prevention of freezing.</p>
申请公布号 CA1228522(A) 申请公布日期 1987.10.27
申请号 CA19840455336 申请日期 1984.05.29
申请人 NALCO CHEMICAL COMPANY 发明人 ROE, WILLIAM J.
分类号 C09K3/18;(IPC1-7):C02F11/14 主分类号 C09K3/18
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