Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943360 | Process for recovering nitric acid and hydrofluoric acid from waste pickle liquors | Masanori Sugisawa, Takashi Sasaki | 1990-07-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943360 | Process for recovering nitric acid and hydrofluoric acid from waste pickle liquors | Masanori Sugisawa, Takashi Sasaki | 1990-07-24 |