The filtration equipment for clarifying of the circulating water and the filtration equipment for clarifying which is provided in

摘要

PROBLEM TO BE SOLVED: To provide an inexpensive circulating water filter capable of effectively inhibiting generation of algae.;SOLUTION: In this filter 6 placed in a circulation flow passage 4 of water 2, coconut fiber 8a is used as a filter medium 8.;COPYRIGHT: (C)2001,JPO