Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9765162 | Apparatus and method for removing halogens generated during preparation of polybutene | Min Sup Park, Hyung Jae SEO, Se Hyun LEE | 2017-09-19 |
| 9683060 | Method for preparing polybutene | Min Sup Park, Hyung Jae SEO, Se Hyun LEE | 2017-06-20 |
| 9637422 | Method for preparing high purity isobutene using glycolether | Jae-Hoon Uhm, Min Sup Park, Hyoung-Jae Seo, Kyoung-Tae Min | 2017-05-02 |
| 9637576 | Device and method for re-circulating raw material used when manufacturing polybutene | Min Sup Park, Kyoung-Tae Min | 2017-05-02 |