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经营范围
发明名称
Hydrogen purification process
摘要
申请公布号
US4871524(A)
申请公布日期
1989.10.03
申请号
US19870092638
申请日期
1987.09.03
申请人
ETHYL CORPORATION
发明人
ALLEN, ROBERT H.
分类号
C01B3/56;C01B31/08;C01B33/029
主分类号
C01B3/56
代理机构
代理人
主权项
地址
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