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公开(公告)号:US06904919B2
公开(公告)日:2005-06-14
申请号:US09877086
申请日:2001-06-11
申请人: Graham Phillips , Russell M. Graham
CPC分类号: B09C1/02 , B01D11/0226 , B01D11/0261
摘要: A method for separating a substance such as a hydrocarbon from a particulate material such as soil is provided. An aqueous slurry is formed and a shear force is applied to the slurry, such as in a reversible helical screw conveyor, while the slurry is vibrated. The substance thus separated can then be removed from the particulate material.