IMPROVEMENTS RELATING TO PROPYLENE OXIDE PURIFICATION
摘要
<p>A method of separating impurities from impure PO, the method comprising distilling impure PO in a distillation zone to provide distillate PO of enhanced purity, wherein heat is provided to the distillation zone by a bottoms reboiler and by an intermediate reboiler, the intermediate reboiler providing heat at a lower temperature than the bottoms reboiler. A suitable distillation system is also disclosed.</p>
申请公布号
WO2015082605(A1)
申请公布日期
2015.06.11
申请号
WO2014EP76557
申请日期
2014.12.04
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.;SHELL OIL COMPANY