PRAYON TECHNOLOGIES
Patent Applications and Registrations
Patent applications and USPTO patent grants for PRAYON TECHNOLOGIES.The latest application filed is for "method for etching a phosphate source using acid".
- PRAYON TECHNOLOGIES - Engis N/A BE
| Patent | Date |
|---|---|
| Method for etching a phosphate source using acid Grant 11,407,640 - Wavreille , et al. August 9, 2 | 2022-08-09 |
| Method For Etching A Phosphate Source Using Acid App 20200165133 - Wavreille; Alexandre ; et al. | 2020-05-28 |
| Method for producing calcium sulfate Grant 10,662,072 - Henry , et al. | 2020-05-26 |
| Method For Producing Calcium Monohydrogen Phosphate App 20190330063 - Theys; Tibaut ; et al. | 2019-10-31 |
| Method For Producing Calcium Sulfate App 20190322540 - HENRY; Thomas ; et al. | 2019-10-24 |
| Method For The Preparation Of Calcium Monohydrogen Phosphate App 20190322530 - THEYS; Tibaut ; et al. | 2019-10-24 |
| Method and device for producing polyphosphoric acid Grant 9,828,471 - Germeau , et al. November 28, 2 | 2017-11-28 |
| Method for producing phosphoric acid Grant 9,255,006 - Hoxha , et al. February 9, 2 | 2016-02-09 |
| Method and Device for Producing Polyphosphoric Acid App 20140377138 - Germeau; Alain ; et al. | 2014-12-25 |
| Method and device for producing polyphosphoric acid Grant 8,845,990 - Germeau , et al. September 30, 2 | 2014-09-30 |
| Dihydrate-hemihydrate Process For Producing Phosphoric Acid App 20140120020 - Hoxha; Antoine ; et al. | 2014-05-01 |
| Filtration cell and filtration device using such a cell Grant 8,206,587 - Kurowski June 26, 2 | 2012-06-26 |
| Continuous filtration device with pivoting cells App 20040089599 - Kurowski, Serge | 2004-05-13 |
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