Xia; Yangchao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Xia; Yangchao.The latest application filed is for "flotation process for treating coal slime by using salt-containing waste water".
- Xia; Yangchao - Jiangsu CN
| Patent | Date |
|---|---|
| Underground coal separation process Grant 11,396,024 - Gui , et al. July 26, 2 | 2022-07-26 |
| Underground coal separation process adopting water medium Grant 11,358,152 - Gui , et al. June 14, 2 | 2022-06-14 |
| Flotation Process For Treating Coal Slime By Using Salt-containing Waste Water App 20220001395 - GUI; Xiahui ; et al. | 2022-01-06 |
| Wide-size-fraction Flotation System And Process App 20210402414 - XING; Yaowen ; et al. | 2021-12-30 |
| Underground Coal Separation Process App 20210162427 - GUI; Xiahui ; et al. | 2021-06-03 |
| Underground Coal Separation Process Adopting Water Medium App 20210094045 - GUI; Xiahui ; et al. | 2021-04-01 |
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