Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8591806 | Advanced oxidation system for treatment of offensive odors and toxic substances of foundry waste and treatment method using the same | Kwang Mo Seong | 2013-11-26 |
| 8439284 | Separation system for waste foundry sand binder using ultrasonic waves | Soo Hyun Ha | 2013-05-14 |