Patent ID: 8557087
Filing Date: 2013-10-15
Classification: B01D,C08F

Abstract:
1. A process for the separation of a hydrocarbon-containing feed stream comprising olefin monomer, co-monomer and hydrocarbon diluent, comprising: introducing said feed stream to a distillation column; subjecting said feed stream to distillation conditions whereby removing bottom stream from said bottom stream storage vessel; feeding at least part of the bottom stream that is removed from the bottom stream storage vessel to said side stream storage vessel, wherein feeding at least a part of the bottom stream that is removed from the bottom stream storage vessel to said side stream storage vessel is regulated by measuring the level of said bottom stream in said bottom stream storage vessel, comparing said measured level with a pre-determined level, and when said measured level exceeds said pre-determined level, feeding at least part of the bottom stream that is removed from the bottom stream storage vessel to said side stream storage vessel.