Castillo; Iris Samantha Duran
Patent Applications and Registrations
Patent applications and USPTO patent grants for Castillo; Iris Samantha Duran.The latest application filed is for "process for reducing the concentration of arsenic in an aqueous solution comprising a fluoroacid".
- Castillo; Iris Samantha Duran - San Luis Potosi S.L.P.
- Castillo; Iris Samantha Duran - Matamoros MX
| Patent | Date |
|---|---|
| Process for Reducing the Concentration of Arsenic in an Aqueous Solution Comprising a Fluoroacid App 20190270656 - Garcia; Juan Alberto Juarez ; et al. | 2019-09-05 |
| Process for purification of hydrofluoric acid including obtaining arsenious acid by-product Grant 9,896,334 - Castillo , et al. February 20, 2 | 2018-02-20 |
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