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发明名称
Manufacture of gel-type metallic oxide catalysts
摘要
申请公布号
US2247820(A)
申请公布日期
1941.07.01
申请号
US19390294574
申请日期
1939.09.13
申请人
PROCESS MANAGEMENT COMPANY, INC.
发明人
RUTHRUFF ROBERT F.
分类号
B01J13/00;B01J23/26
主分类号
B01J13/00
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代理人
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