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经营范围
发明名称
Fractionation column control
摘要
申请公布号
US2881118(A)
申请公布日期
1959.04.07
申请号
US19530401182
申请日期
1953.12.30
申请人
PHILLIPS PETROLEUM COMPANY
发明人
SPANN EDWIN C.;COPENHAVER WILLIAM GLENN
分类号
B01D3/42
主分类号
B01D3/42
代理机构
代理人
主权项
地址
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