Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884396 | Desulfurizing agent and process for treating hydrogen sulfide containing gas, coal gasification system and power generation system based on coal gasification using the desulfurizing agent | Tomohiko Miyamoto, Shuntaro Koyama, Atsushi Morihara, Hisao Yamashita, Sadao Takahashi +3 more | 1989-12-05 |