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经营范围
发明名称
Improvements in or relating to the purification of ethylene
摘要
申请公布号
GB846077(A)
申请公布日期
1960.08.24
申请号
GB19590009231
申请日期
1959.03.17
申请人
ENGELHARD INDUSTRIES, INC.
发明人
分类号
C07C7/148;C10K3/04
主分类号
C07C7/148
代理机构
代理人
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地址
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