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发明名称
Improvements in or relating to catalysts
摘要
申请公布号
GB720025(A)
申请公布日期
1954.12.08
申请号
GB19510029970
申请日期
1951.12.21
申请人
GEORG STETTER
发明人
分类号
B01J23/42;B01J23/46
主分类号
B01J23/42
代理机构
代理人
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