发明名称 Method of improving performance of ultrafiltration or microfiltration membrane process in landfill leachate treatment
摘要 A method of processing landfill leachate by use of a membrane separation process is disclosed. Specifically, the following steps are taken to process landfill leachate: collecting landfill leachate in a receptacle suitable to hold said landfill leachate; treating said landfill leachate with one or more water soluble polymers, wherein said water soluble polymers are selected from the group consisting of: amphoteric polymers; cationic polymers; zwitterionic polymers; and a combination thereof; optionally mixing said water soluble polymers with said landfill leachate; passing said treated landfill leachate through a membrane, wherein said membrane is an ultrafiltration membrane or a microfiltration membrane; and optionally back-flushing said membrane to remove solids from the membrane surface.
申请公布号 ZA200809561(B) 申请公布日期 2010.01.27
申请号 ZA20080009561 申请日期 2008.11.10
申请人 NALCO COMPANY 发明人 MUSALE, DEEPAK A
分类号 B01D;C02F 主分类号 B01D
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