Jorge Luiz De Queiros E Feijo

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Rio de Janeiro, BR

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Patents Grantslast 30 patents

Information Patent Grant
Method of application of low salinity viscous fluid in drilling sal...
- Patent number 12,123,267
- Issue date Oct 22, 2024
- Petroleo Brasileiro S.A. Petrobras
- Angelo Marinho Vianna
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF APPLICATION OF LOW SALINITY VISCOUS FLUID IN DRILLING SAL...
- Publication number 20230265726
- Publication date Aug 24, 2023
- Petroleo Brasileiro S.A. - PETROBRAS
- Angelo Marinho Vianna
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...