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发明名称
METHOD FOR PRODUCING FLOCCULANT FOR WATER TREATMENT
摘要
申请公布号
US5227089(A)
申请公布日期
1993.07.13
申请号
US19910767318
申请日期
1991.09.30
申请人
SUIDO KIKO KABUSHIKI KAISHA
发明人
HASEGAWA, TAKAO;ONITSUKA, TAKUYA;EHARA, YASUHIRO;HASHIMOTO, KATSUHIRO;AKAZAWA, HIROSHI
分类号
C01B33/141;C02F1/52
主分类号
C01B33/141
代理机构
代理人
主权项
地址
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