文献类型：专利

英文题名：Special rectifying device with tower still cooling

作者：ZHU F;ZHANG W;YANG L

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN1424123-A

申请日：2002-12-20

公开日：2003-06-18

语种：英文

收录：DERWENT

摘要：NOVELTY - A special rectifying equipment cooled by tower still comprises a flat tower still with cooling jacket, a falling-film evaporator whose raw material inlet is communicated via circulating pump to the outlet of tower still, the tower section whose bottom is communicated with said tower still, a reflux condenser whose inlet is communicated with the top of the tower section, and a circulating pump. USE - For rectification. ADVANTAGE - Its advantages are high output rate and quality of product, and less by-reactions (oxidizing, polymerizing, coking, carbonizing, etc).