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经营范围
发明名称
Process and apparatus for vacuum distillation
摘要
申请公布号
US1771385(A)
申请公布日期
1930.07.22
申请号
US19270217791
申请日期
1927.09.06
申请人
UNION OIL COMPANY
发明人
SUBKOW PHILIP
分类号
B01D3/10
主分类号
B01D3/10
代理机构
代理人
主权项
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