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发明名称
An improved process for making active regeneratable bleaching earths from highly dispersed salt and fresh water muds
摘要
申请公布号
GB479023(A)
申请公布日期
1938.01.24
申请号
GB19360017415
申请日期
1936.06.23
申请人
PLANKTOKOLL CHEMISCHE FABRIK G.M.B.H.;JOHANNES BENEDICT CARPZOW
发明人
分类号
B01J20/12
主分类号
B01J20/12
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代理人
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