发明名称 REMOVAL OF GREASE AND OIL FROM PARTICULATE BED GRANULES BY BACKWASHING WITH A DETERGENT
摘要 Filtering solids from waste water liq. and cleaning degreasing and restoring the filtering media through the use of cleaning compds. forced up through the filtering substances. Thus, grease and oil trapped in waste water filter beds was removed by alternately back washing under pressure of using jet augers and soaking allow the grease to emulsity.
申请公布号 KR800001321(B1) 申请公布日期 1980.10.27
申请号 KR19770000134 申请日期 1977.01.24
申请人 STERLING DRUG INC 发明人 ROSS D
分类号 (IPC1-7):B01D23/24 主分类号 (IPC1-7):B01D23/24
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