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专利名称：Wastewater treatment system and
wastewater treatment process
发明人：Mori, Naomichi,Noto, Kazuhiko,Onishi,
Makoto
申请号：EP11000327.4申请日：20110117公开号：EP23618A1公开日：20110831
专利附图：
摘要：The wastewater treatment system (10) according to the present inventionincludes a plurality of reaction sequences including a first sedimentation tank (12), a
reaction tank (14, 30), a final sedimentation tank (16), a first channel (24) which connectsthe first sedimentation tank and the reaction tank and a second channel (26) whichconnects the reaction tank and the final sedimentation tank. In one reaction sequence ofthe plurality of reaction sequences, the reaction tank has a membrane separation tank(36) including a carrier (50), a membrane unit (48), and activated sludge and in which anMLSS concentration of the activated sludge is in a range of 500 mg/L to 7000 mg/L, andwastewater is supplied to the reaction tank via the first channel, and wastewater in aquantity exceeding a treatment capacity of the reaction tank is supplied to the finalsedimentation tank via the second channel.
申请人：Hitachi Plant Technologies, Ltd.
地址：5-2, Higashi-Ikebukuro 4-chome Toshima-ku Tokyo 170-8466 JP
国籍：JP
代理机构：Strehl Schübel-Hopf & Partner
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