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:
Nov. 25, 2025
Filed:
Apr. 27, 2021
Korea Research Institute of Chemical Technology, Daejeon, KR;
Research Institute of Industrial Science & Technology, Pohang-si, KR;
Sunyoung Park, Daejeon, KR;
Chi Woong Ahn, Daejeon, KR;
Gyoo Tae Kim, Daejeon, KR;
Ki Hyuk Kang, Daejeon, KR;
Hwi Min Seo, Daejeon, KR;
Narae Kang, Daejeon, KR;
Pill Won Seo, Daejeon, KR;
Joon Woo Kim, Gwangyang-si, KR;
Dong Jun Koh, Pohang-si, KR;
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, Daejeon, KR;
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY, Pohang-si, KR;
Abstract
A method for upgrading heavy oil by using a coke production byproduct comprises the steps of: producing a mixed solution by mixing a coke production byproduct and heavy oil; and hydrogenating the mixed solution under a hydrogenation catalyst, wherein the present disclosure is economical and effective by being able to reduce the amount of coke formation and significantly reduce the partial pressure of added hydrogen by using the coke production byproduct as a hydrogen donor.