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发明名称
SOLVENT EXTRACTION OF HF-CONTAINING MIXTURES
摘要
申请公布号
US3488920(A)
申请公布日期
1970.01.13
申请号
USD3488920
申请日期
1968.02.08
申请人
PHILLIPS PETROLEUM CO.
发明人
WILLIAM M. HUTCHINSON
分类号
B01D53/68;C01B7/19;(IPC1-7):B01D53/04
主分类号
B01D53/68
代理机构
代理人
主权项
地址
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