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发明名称
METHOD FOR MANUFACTURING ACTIVATED OYSTER SHELL POWDER FOR WASTE WATER TREATMENT
摘要
申请公布号
KR100225047(B1)
申请公布日期
1999.10.15
申请号
KR19970013292
申请日期
1997.04.10
申请人
LEE, CHAN WON
发明人
LEE, CHAN WON;KWON, HYOK BO;KIM, JU HYANG
分类号
C02F1/28;(IPC1-7):C02F1/28
主分类号
C02F1/28
代理机构
代理人
主权项
地址
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