METHOD AND INSTRUMENT FOR MEASURING CONCENTRATION OF RESIDUAL HEXAVALENT CHROMIUM ION IN WASTE WATER SUBJECTED TO REDUCTION TREATMENT,申请号JP19890303342-传众专利搜索

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发明名称	METHOD AND INSTRUMENT FOR MEASURING CONCENTRATION OF RESIDUAL HEXAVALENT CHROMIUM ION IN WASTE WATER SUBJECTED TO REDUCTION TREATMENT
摘要
申请公布号	JPH03165241(A)	申请公布日期	1991.07.17
申请号	JP19890303342	申请日期	1989.11.24
申请人	KAWASAKI STEEL CORP	发明人	HORIUCHI KATSUYASU;SASAKI YOZO
分类号	G01N21/77;G01N33/18	主分类号	G01N21/77
代理机构		代理人
主权项
地址

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