专利检索 ap:("EVONIK OPERATIONS GMBH") AND inv:"Xiaoping Wu" 第 1 页

$Membrane-based processes for selectively fractionating essential oils$

1.

发明授权
Membrane-based processes for selectively fractionating essential oils 有权

公开(公告)号：US10934501B2

公开(公告)日：2021-03-02

申请号：US16209009

申请日：2018-12-04

申请人： EVONIK OPERATIONS GMBH

发明人： Andrew Boam , Andrea Meniconi , Xiaoping Wu

IPC分类号： C11B9/02 , B01D61/02 , B01D69/14 , B01D71/70

摘要： The present disclosure in general relates to a process for (1) reducing impurities, i.e. undesirable natural components such as waxes and undesirable synthetic materials such as agrochemicals and other environmental pollutants, or (2) fractionation of natural components present in an essential oil using at least one selective membrane.