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:
Oct. 08, 2019
Filed:
Sep. 05, 2014
Scg Chemicals Company Limited, Bangkok Metropolis, TH;
Gtc Technology Us, Llc, Houston, TX (US);
Attapong Thirasak, Bangkok Methropolis, TH;
Alisa Kammafoo, Bangkok Methropolis, TH;
Wiroon Tanthapanichakoon, Bangkok Methropolis, TH;
Zhongyi Ding, Katy, TX (US);
Sachin Joshi, Katy, TX (US);
Cole Nelson, Cypress, TX (US);
Arnat Prombunglum, Bangkok Methropolis, TH;
SCG CHEMICALS CO., LTD., Bangkok, TH;
GTC TECHNOLOGY US, LLC, Houston, TX (US);
Abstract
A process for the distillative separation of ethylbenzene from a mixture comprising ethylbenzene and at least one other C8 aromatic compound, comprising introducing a feed stream comprising said mixture into a first distillation column, introducing a first stream comprising a heavy solvent above the feed stream into the first distillation column, introducing an aqueous stream below the feed stream into the first distillation column.