Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7297831 | Process of preparing aromatic hydrocarbons and liquefied petroleum gas from hydrocarbon mixture | Jong Hyung Lee, Seung Hoon Oh, Kyoung Hak Sung, Yong Seung Kim, Byeung Soo Lim | 2007-11-20 |
| 6870073 | Process for separating normal paraffins from hydrocarbons and applications for the separated hydrocarbons | Sung Joon Lee, Sin Chul KANG, Sang Won Kim, Min-Sik Ku, Ahn Choi +1 more | 2005-03-22 |
| 6852361 | Method of on-line coating of a film on the inner walls of the reaction tubes in a hydrocarbon pyrolysis reactor | Sin Cheol Kang, Ahn Choi, Dong Hyun Cho | 2005-02-08 |
| 6635792 | Process for producing aromatic hydrocarbon compounds and liquefied petroleum gas from hydrocarbon feedstock | Seung Hoon Oh, Yong Seung Kim, Beung-Soo Lim, Kyeong Hak Seong | 2003-10-21 |
| 6514563 | Method of on-line coating film on the inner walls of the reaction tubes in a hydrocarbon pyrolysis reactor | Sin Cheol Kang, Ahn Choi, Dong Hyun Cho | 2003-02-04 |
| 6162644 | Method for controlling and optimizing xylene isomer separation and isomerization process using near infrared analyzer system and apparatus for carrying out same | Yong-Sueng Kim, Hoe-Il Chung, Suk Joon Kim, Joon-Sik Lee, Min-Sik Ku +1 more | 2000-12-19 |