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经营范围
发明名称
Catalysts for cracking hydrocarbons
摘要
申请公布号
CY362(A)
申请公布日期
1967.01.28
申请号
申请日期
1967.01.28
申请人
W.R. GRACE & CO.
发明人
分类号
B01J29/06;(IPC1-7):B01J;C10G
主分类号
B01J29/06
代理机构
代理人
主权项
地址
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