萃取-精馏法从乙烯焦油中提取β-甲基萘
李艳芳,曹祖宾,李丹东,韩冬云,石俊峰
Isolation of ?-methylnaphthalene from ethylene tar through extraction-rectification
LI Yanfang,CAO Zubin,LI Dandong,HAN Dongyun,SHI Junfeng
CIESC Journal . 2010, (11): 2049 .