Cezar Otaviano RIBEIRO NEGRAO

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Curitiba, BR

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Patents Grantslast 30 patents

Information Patent Grant
Auxiliary system and method for starting or restarting the flow of...
- Patent number 11,644,155
- Issue date May 9, 2023
- Petroleo Brasileiro S.A., Petrobras
- Guilherme Dos Santos Vieira Lima
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR OBTAINING THE VELOCITY FIELD WHEN RESTARTING THE FLOW OF...
- Publication number 20240127461
- Publication date Apr 18, 2024
- Petroleo Brasileiro S.A. - PETROBRAS
- MARCIA CRISTINA KHALIL DE OLIVEIRA
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Application
UNIT FOR VIEWING THE RESTART OF TIME-DEPENDENT FLUID FLOW
- Publication number 20240011375
- Publication date Jan 11, 2024
- Petroleo Brasileiro S.A. - PETROBRAS
- ANGEL DE JESUS RIVERA JIMENEZ
- E21 - EARTH DRILLING MINING
Information Patent Application
AUXILIARY SYSTEM AND METHOD FOR STARTING OR RESTARTING THE FLOW OF...
- Publication number 20210356080
- Publication date Nov 18, 2021
- Petroleo Brasileiro S.A. - PETROBRAS
- Guilherme DOS SANTOS VIEIRA LIMA
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL