Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465467 | Assembly and arrangement for a drilling column composed of smooth rods for a system to prevent ingress in the stage of drilling oil/gas wells | Antonio Sergio Cavalheiro, Mario Cesar Pereira Dos Santos, Hamilton Suss Junior, Jose Roberto Scalon Cotello, Ronaldo Soares Eisele | 2019-11-05 |
| 10415340 | Device with assembly and installation in casing column coupled to a mandrel for disobstructing a drilling well | Antonio Sergio Cavalheiro, Mario Cesar Pereira Dos Santos, Hamilton Suss Junior, Jose Roberto Scalon Cotello, Ronaldo Soares Eisele | 2019-09-17 |
| 10392886 | Safety mechanism for installation in soil-sampling tooling, with a system for blocking the escape of gas/oil in the stage of recovering the internal tube containing the specimen | Antonio Sergio Cavalheiro, Mario Cesar Pereira Dos Santos, Hamilton Suss Junior, Jose Roberto Scalon Cotello, Ronaldo Soares Eisele | 2019-08-27 |
| 10358912 | Test tube with an inlet for filling with fluid and expelling air, and with enhanced resistance and sealing for the BOP testing step in drilling systems | Antonio Sergio Cavalheiro, Hamilton Suss Junior, Jose Roberto Scalon Cotello, Ronaldo Soares Eisele, Mario Cesar Pereira Dos Santos | 2019-07-23 |
| 10273766 | Plug and play connection system for a below-tension-ring managed pressure drilling system | Jorge Chami Batista, Jose Eugenio de Almeida Campos | 2019-04-30 |