PETROLEO BRASILIERO S.A. - PETROBRAS

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Rio de Janeiro, BR

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Patents Grantslast 30 patents

Information Patent Grant
Compact peripheral unit for onshore production rigs
- Patent number 11,952,893
- Issue date Apr 9, 2024
- Petróleo Brasiliero S. A.—Petrobras
- Picasso Fabricio Vasconcelos Nabuco
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for reducing the acidity of hydrocarbon mixtures
- Patent number 7,514,657
- Issue date Apr 7, 2009
- Petroleo Brasiliero S.A. — Petrobras
- Elizabeth Marques Moreira
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for the selective controlled reduction of the relative wate...
- Patent number 7,395,858
- Issue date Jul 8, 2008
- Petroleo Brasiliero S.A. — Petrobras
- Luis Cesar Ferreira Barbosa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Modified aluminas and the use thereof in FCC catalysts
- Patent number 6,319,393
- Issue date Nov 20, 2001
- Petroleo Brasiliero S.A., Petrobras
- Jose Carlos Duarte Macedo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
System to separate suspensions of catalyst particles and reacted mi...
- Patent number 5,569,435
- Issue date Oct 29, 1996
- Petroleo Brasiliero S.A. - Petrobras
- Jose M. Fusco
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Catalytic system and process for direct synthesis of dimethyl ether...
- Publication number 20090326281
- Publication date Dec 31, 2009
- PETROLEO BRASILIERO S.A. - PETROBRAS
- Lucia Gorenstin Appel
- C07 - ORGANIC CHEMISTRY

Trademarklast 30 trademarks