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发明名称
Art of preparing gel
摘要
申请公布号
US2543069(A)
申请公布日期
1951.02.27
申请号
US19460717653
申请日期
1946.12.21
申请人
HOUDRY PROCESS CORPORATION
发明人
SHABAKER HUBERT A.
分类号
B01J21/00
主分类号
B01J21/00
代理机构
代理人
主权项
地址
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