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:
Sep. 08, 2026
Filed:
Apr. 19, 2021
The Coca-cola Company, Atlanta, GA (US);
Changchun Meihe Science and Technology Development Co., Ltd., Changchun, CN;
Isko Kajanto, Espoo, FI;
The Coca-Cola Company, Atlanta, GA (US);
Changchun Meihe Science and Technology Development Co., Ltd., Changchun, CN;
Abstract
A method for recovering mono-ethylene glycol from a mixture feed comprising bio-derived diols is disclosed. The mixture feed comprises mono-ethylene glycol in an amount of at least 80 weight-% of the total weight of the mixture feed. The method comprises: —providing the mixture feed into a distillation column, wherein a distillation process is carried out, wherein the distillation column comprises at least 80 theoretical stages and wherein the mixture feed is fed into the distillation column at a point, which is at a height of 5-20% of the total height of the distillation column as calculated from the top of the distillation column, wherein the total height of the distillation column is determined based on the number of theoretical stages, and wherein the distillation process is carried out with a reflux ratio of 20-200; and —recovering mono-ethylene glycol. Further is disclosed a distillation arrangement.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile