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发明名称
CONTINUOUS PROCESS OF OXIDIZING COAL
摘要
申请公布号
CA485055(A)
申请公布日期
1952.07.22
申请号
CAD485055
申请日期
申请人
AMERICAN CYANAMID COMPANY
发明人
WILLIAM JOSEPH KRUPPA
分类号
主分类号
代理机构
代理人
主权项
地址
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