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发明名称
Improvements in a process for the separation of alkalis from siliceous minerals
摘要
申请公布号
GB333076(A)
申请公布日期
1930.08.07
申请号
GB19290027356
申请日期
1929.09.09
申请人
PHILIP EDWARD BILLINGHURST
发明人
分类号
C22B26/10
主分类号
C22B26/10
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代理人
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