Class C01D : COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
Subclass 1/34: Oxides or hydroxides of sodium, potassium, or alkali metals in general Hydroxides Purification; Separation with selective solvents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 7988831 | Method for purifying an aqueous patassium hydroxide solution having rich silicon impurities | Dec 19, 08 | Aug 02, 11 | Yeou Fa Chemical Co., Ltd. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2023/0083,938 | LAYERED DOUBLE HYDROXIDE ELECTRIDE AND METHOD FOR PRODUCING SAME | Feb 15, 21 | Mar 16, 23 | JAPAN SCIENCE AND TECHNOLOGY AGENCY |
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