发明名称 FILTER MEDIUM FOR BIOFILTER OR BIOWASHER AND PROCESS FOR ITS PRODUCTION
摘要 A filter medium usable in biofilters or biowashers (percolating filter installations) consists to the extent of e.g. 70% wt. of compost and e.g. 30% wt. of a mineral additive like bentonite. The filter medium is in pelletised form. The pellets are stabilised by the mineral additive.
申请公布号 WO9219357(A1) 申请公布日期 1992.11.12
申请号 WO1992AT00064 申请日期 1992.05.05
申请人 E.C.C.E. TECHNISCHES BUERO FUER VERFAHRENSTECHNIK GE 发明人 WAWERKA, ERNST
分类号 B01D53/85 主分类号 B01D53/85
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