Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807544 | Selective recovery method of vanadium and cesium from waste sulfuric acid vanadium catalyst, and high-quality vanadium aqueous solution and cesium alum produced thereby | Ho-Seok Jeon, Dong-Ju Shin, Dong-Seok Lee, Sung Ho Joo | 2023-11-07 |
| 10396408 | Waste battery treatment apparatus using continuous heat treatment, and method for recovering valuable metals from lithium-based battery using same | Sung Ho JU, Dong-Ju Shin, Jei Pil WANG, Chang Hyun Oh | 2019-08-27 |
| 10156017 | Method for simultaneously recovering cobalt and manganese from lithium based battery | Sung Ho JU, Dong-Ju Shin, Jei Pil WANG | 2018-12-18 |
| 8440153 | Method for preparing manganese sulfate and zinc sulfate from waste batteries containing manganese and zinc | Jin Gu KANG, Jeong Soo Sohn, Hyun Gun Kim, Moon Ho Kim | 2013-05-14 |
| 7767924 | Electrostatic separation system for removal for fine metal from plastic | Ho-Seok Jeon, Byoung-Gon Kim | 2010-08-03 |