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经营范围
发明名称
METHOD OF PURIFICATION AND REGENERATION OF ALKALINE SOLUTIONS
摘要
申请公布号
PL111019(B1)
申请公布日期
1980.08.30
申请号
PL19770202645
申请日期
1977.12.02
申请人
发明人
分类号
(IPC1-7):C02C5/02
主分类号
(IPC1-7):C02C5/02
代理机构
代理人
主权项
地址
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