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发明名称
Procédé d'épuration des compositions contenant des impuretés terreuses insolubles
摘要
申请公布号
FR859853(A)
申请公布日期
1940.12.31
申请号
FRD859853
申请日期
1939.09.01
申请人
发明人
CAMPBELL THOMAS PATTERSON;JACOBSEN WILLIAM BELESS
分类号
B03D1/02
主分类号
B03D1/02
代理机构
代理人
主权项
地址
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