Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7988831 | Method for purifying an aqueous patassium hydroxide solution having rich silicon impurities | Yung Hsiung Hsu | 2011-08-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7988831 | Method for purifying an aqueous patassium hydroxide solution having rich silicon impurities | Yung Hsiung Hsu | 2011-08-02 |