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发明名称
Preparation of active contact masses from kaolin clays
摘要
申请公布号
US2904520(A)
申请公布日期
1959.09.15
申请号
US19550508798
申请日期
1955.05.16
申请人
HOUDRY PROCESS CORPORATION
发明人
DONOVAN JOSEPH J.;JR. THOMAS HENRY MILLIKEN,
分类号
B01J21/16
主分类号
B01J21/16
代理机构
代理人
主权项
地址
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