发明名称 Cleanup of oily wastes
摘要 A process is disclosed for removing hydrocarbons from oily wastes. According to the process, the oily wastes are mixed with solids and a binder and then granulated. The granules thus formed are contacted with solvent to extract hydrocarbons from the granules. Preferred solids include limestone and preferred binders include portland cement calcium sulfate and/or calcium sulfate hydrate such as plaster of Paris.
申请公布号 US4931161(A) 申请公布日期 1990.06.05
申请号 US19890379408 申请日期 1989.07.12
申请人 CHEVRON RESEARCH COMPANY 发明人 SUNDAR, PARAMESHWARAN S.
分类号 B09B3/00 主分类号 B09B3/00
代理机构 代理人
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