The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 09, 2024
Filed:
Jul. 22, 2020
SK Innovation Co., Ltd., Seoul, KR;
SK Geo Centric Co., Ltd., Seoul, KR;
Chansaem Park, Daejeon, KR;
Jinhwan Bang, Daejeon, KR;
Sungreal Son, Daejeon, KR;
Inhyoup Song, Daejeon, KR;
Woosung Jung, Daejeon, KR;
Eol Han, Daejeon, KR;
SK Innovation Co., Ltd., Seoul, KR;
SK Geo Centric Co., Ltd., Seoul, KR;
Abstract
Provided is a method of recovering unreacted ethylene in an ethylene oligomerization process and reusing the ethylene as a raw material, and more particularly, to a method of recovering unreacted ethylene with an increased recovery rate of reuse. When the method of the present invention is used, most of unreacted ethylene may be dissolved in a solvent to be recovered without loss, and a low boiling point reaction product which is not dissolved in the solvent is removed to prevent an unreacted product from being concentrated in a reactor.