Lilian Ernst

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Sao Mateus do Sul, BR

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Patents Grantslast 30 patents

Information Patent Grant
Process for simultaneous removal of arsenic and sulphur from hydroc...
- Patent number 10,370,604
- Issue date Aug 6, 2019
- Petroleo Brasileiro S.A. Petrobras
- Wladmir Ferraz De Souza
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the extractive oxidation of contaminants from raw fuel...
- Patent number 7,803,270
- Issue date Sep 28, 2010
- Petroleo Brasileiro S.A.- Petrobras
- Wladmir Ferraz de Souza
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR SIMULTANEOUS REMOVAL OF ARSENIC AND SULPHUR FROM HYDROC...
- Publication number 20180086992
- Publication date Mar 29, 2018
- Petroleo Brasileiro S.A. - PETROBRAS
- Wladmir FERRAZ DE SOUZA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for the extractive oxidation of contaminants from raw fuel...
- Publication number 20060131214
- Publication date Jun 22, 2006
- PETROLEO BRASILEIRO S.A. - PETROBRAS
- Wladmir Ferraz de Souza
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL