【摘要】 超临界流体萃取是精制分离中的新技术,近年来各国都对此进行了开发。本文着重讨论了超临界流体萃取的基本原理和萃取过程的原理,试验技术的进展,以及在石油、煤加工,环化工程等方面的应用和发展动向。更多还原

【Abstract】 The extraction in over-critical fluid is the new technique for refining separation,it has beer developed in other countries in recent years.The basic theory of the extraction in over-critical fluid,the theory of the extraction process,the progress of the experiment technology,and the application and development tendency in petroleum engineering,coal engineering,and environ- ment-chemistry engineering are emphatically discussed.更多还原