Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871518 | Recovery or removal of uranium by the utilization of acorns | Myongwhan Yoon, Seongtae Whang, Insoon Chang | 1989-10-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871518 | Recovery or removal of uranium by the utilization of acorns | Myongwhan Yoon, Seongtae Whang, Insoon Chang | 1989-10-03 |