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发明名称
METHOD OF PURIFYING UNSATURATED HYDROCARBONS BY EXTRACTIVE DISTILLATION WITH SIDE STREAM REMOVAL AND SOLVENT MIX
摘要
申请公布号
US3681202(A)
申请公布日期
1972.08.01
申请号
USD3681202
申请日期
1970.06.01
申请人
PETRO-TEX CHEM. CORP.
发明人
TERRY D. FUNKHOUSER
分类号
C07C7/08;(IPC1-7):B01D3/40;C07C7/00
主分类号
C07C7/08
代理机构
代理人
主权项
地址
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