Robert Ribeiro Braga

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Rio de Janeiro, BR

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Patents Grantslast 30 patents

Information Patent Grant
Corrosion protection apparatus and method
- Patent number 7,258,780
- Issue date Aug 21, 2007
- Wellstream International Limited
- Helio Marins David Filho
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...