专利汇可以提供Method for purification of sewage专利检索,专利查询,专利分析的服务。并且PURPOSE: To perform effective purification by treating sewage successively in a purifying vessel having filter beds of soil bacteria, a purifying vessel having filter beds of anaerobic bacteria, and a purifying vessel having filter beds of aerobic bacteria.
CONSTITUTION: Waste sewage from a kitchen A, washing B, a bath C, a toilet D, etc. is collectively contained in a control vessel G through a pump vessel E. A prescribed amt. of said sewage is supplied through a flow rate control valve H from the vessel G to a purifying vessel I having filter beds of soil bacteria formed of earthworm excrements, and is passed therethrough, after which the outflow sewage is treated in a purifying vessel J having filter beds of anaerobic bacteria obtained from earthworm excrements, thence it is treated in a purifying vessel K having filter beds of aerobic bacteria obtained by supplying air to the soil bacteria obtained from earthworm excrements. The water after the treatment is used as raising water in a vessel L raising fishes.
COPYRIGHT: (C)1982,JPO&Japio,下面是Method for purification of sewage专利的具体信息内容。
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