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经营范围
发明名称
FRACTIONAL DISTILLATION UNDER VACUUM
摘要
申请公布号
GB8305016(D0)
申请公布日期
1983.03.30
申请号
GB19830005016
申请日期
1983.02.23
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV
发明人
分类号
B01D3/10;B01D3/04;(IPC1-7):B01D3/10
主分类号
B01D3/10
代理机构
代理人
主权项
地址
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