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发明名称
Improvements in the treatment of glauconite
摘要
申请公布号
GB421762(A)
申请公布日期
1934.12.31
申请号
GB19330036712
申请日期
1933.12.30
申请人
UNITED WATER SOFTENERS LIMITED
发明人
分类号
C01B33/46
主分类号
C01B33/46
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代理人
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