Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11707697 | Dividing wall distillation column and method for refining vinylidene dichloride by using same | Woo Youl Ahan | 2023-07-25 |
| 11345647 | Process for producing 1,1,2-trichloroethane | Dong Wook Lim, Jung Hun Kim | 2022-05-31 |
| 11219840 | Dividing wall distillation column and method for refining vinylidene dichloride by using same | Woo Youl Ahan | 2022-01-11 |