Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836991 | Method for controlling wet-process flue gas desulfurization | Okikazu Ishiguro, Masakatsu Nishimura, Shigeru Nozawa, Shigeyoshi Kawano | 1989-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836991 | Method for controlling wet-process flue gas desulfurization | Okikazu Ishiguro, Masakatsu Nishimura, Shigeru Nozawa, Shigeyoshi Kawano | 1989-06-06 |