Invention Grant
US07435351B2 Filter apparatus backwash removal device and backwash removal method 有权
过滤装置反冲洗装置和反冲洗方法

Filter apparatus backwash removal device and backwash removal method
Abstract:
A filter media backwash removal method and device for transporting backwash fluid and solids away from re-entering a housing containing circulating filter media.
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