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经营范围
发明名称
Procédé de purification du sulfolane et de ses homologues
摘要
申请公布号
FR1345883(A)
申请公布日期
1963.12.13
申请号
FR19620919845
申请日期
1962.12.27
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N. V.
发明人
分类号
C07D333/48
主分类号
C07D333/48
代理机构
代理人
主权项
地址
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