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经营范围
发明名称
Fractional crystallization
摘要
申请公布号
US2603667(A)
申请公布日期
1952.07.15
申请号
US19500140644
申请日期
1950.01.26
申请人
PHILLIPS PETROLEUM COMPANY
发明人
PANKRATZ HOWARD J.;DUTCHER HARRIS A.;ALLEMAN CARL E.
分类号
B01D9/00
主分类号
B01D9/00
代理机构
代理人
主权项
地址
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