PETROBRAS

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RIO DE JANEIRO, BR

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst and process for thermo-neutral reforming of petroleum-base...
- Patent number 11,472,700
- Issue date Oct 18, 2022
- Saudi Arabian Oil Company
- Roberto Carlos Pontes Bittencourt
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Modular sensed annular well apparatus for cement testing
- Patent number 9,939,419
- Issue date Apr 10, 2018
- Petrobras
- Sergio S. Ribeiro
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Catalyst and Process for Thermo-Neutral Reforming of Petroleum-Base...
- Publication number 20210198106
- Publication date Jul 1, 2021
- Saudi Arabian Oil Company
- Roberto Carlos Pontes Bittencourt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Trademarklast 30 trademarks