Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816158 | Method for treating waste water from a catalytic cracking unit | Shiro Shimura, Munetaka Sato, Saburo Ozawa | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816158 | Method for treating waste water from a catalytic cracking unit | Shiro Shimura, Munetaka Sato, Saburo Ozawa | 1989-03-28 |