发明名称 Method of removing benzene from petroleum desalter brine
摘要 A method of enhancing the removal of a benzene from a petroleum refinery desalter effluent brine is described. The method involves treating the effluent brine with a combination of aluminum chlorhydrate and a water soluble cationic polymer followed by solvent extraction. The preferred cationic polymer is polydiallyldimethylammonium chloride.
申请公布号 US5236591(A) 申请公布日期 1993.08.17
申请号 US19920843747 申请日期 1992.02.28
申请人 BETZ LABORATORIES, INC. 发明人 HART, PAUL R.
分类号 C02F1/26;C02F1/52;C02F1/54 主分类号 C02F1/26
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