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经营范围
发明名称
ZINC CHROMIUM FERRITE CATALYST
摘要
申请公布号
US3595810(A)
申请公布日期
1971.07.27
申请号
USD3595810
申请日期
1969.06.24
申请人
GULF RESEARCH & CHEMICAL CO.
发明人
WILLIAM L. KEHL
分类号
B01J23/86;C07C5/48;(IPC1-7):B01J11/06;B01J11/32
主分类号
B01J23/86
代理机构
代理人
主权项
地址
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