Kotze; Martha Hendriette
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kotze; Martha Hendriette.The latest application filed is for "effluent treatment process - ph refinement for sulphate removal".
- Kotze; Martha Hendriette - Randburg ZA
| Patent | Date |
|---|---|
| Effluent treatment process--pH refinement for sulphate removal Grant 10,710,911 - Kotze | 2020-07-14 |
| Effluent treatment process for sulphate removal Grant 10,676,381 - Kotze | 2020-06-09 |
| Improved Effluent Treatment Process For Sulphate Removal App 20190002312 - KOTZE; Martha Hendriette | 2019-01-03 |
| EFFLUENT TREATMENT PROCESS - pH REFINEMENT FOR SULPHATE REMOVAL App 20190002311 - KOTZE; Martha Hendriette | 2019-01-03 |
| Gold recovery from carbon Grant 10,047,412 - Yahorava , et al. August 14, 2 | 2018-08-14 |
| Gold Recovery From Carbon App 20160208361 - YAHORAVA; Volha ; et al. | 2016-07-21 |
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