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发明名称
Radioactive analysis of cracking catalysts
摘要
申请公布号
US2938860(A)
申请公布日期
1960.05.31
申请号
US19560571927
申请日期
1956.03.16
申请人
SHELL OIL COMPANY
发明人
GUINN VINCENT P.;BREWER CHARLES P.
分类号
G21H5/02
主分类号
G21H5/02
代理机构
代理人
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地址
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