精品文献
乙醛 氰
聚乙烯醇装置回收乙炔脱乙醛系统节能改造
对聚乙烯醇装置回收乙炔脱乙醛系统进行改造,降低了乙醛精馏工段的处理量。同时,工艺废水排放量减少,达到了节能减排的目的,也降低了生产成本。
年产7.6万吨乙醛装置工艺设计
Delegates, staff: Hell o! in the r un-up to the Spring Festival, we he ld one sessi on of four staff representatives Conference 2013-w orkshop, full ba ck in 2012, careful a nalysis of the current situation, di scuss 2013 development plans. Here, on behalf of my company 2013 w ork reports to the Ge neral Assem bly, for consi deration. Pillar I, 2012 back i n 2012, XX power companie s adhere to t h