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经营范围
发明名称
Ether purification
摘要
申请公布号
US2791615(A)
申请公布日期
1957.05.07
申请号
US19550491304
申请日期
1955.03.01
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
NOMMENSEN ERWIN WARD
分类号
C07C41/44
主分类号
C07C41/44
代理机构
代理人
主权项
地址
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