Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12129423 | Well conditioning method for wireline logging using dedicated aqueous based drilling fluid composition | Angelo Marinho Vianna, Walter Francisco Cardoso Junior, Fabio Fabri, Sebastiao De Andrade Loureiro, Kaio Augusto Gonzaga | 2024-10-29 |
| 12123267 | Method of application of low salinity viscous fluid in drilling saline formations | Angelo Marinho Vianna, Jorge Luiz De Queiros E Feijo, Walter Francisco Cardoso, Jr., Fabio Fabri | 2024-10-22 |