Antonio Wagner DA SILVA PENNA

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Amazonas Contagem MG, BR

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing a multilayer pipe by expansion and multilayer...
- Patent number 10,300,516
- Issue date May 28, 2019
- VALLOUREC SOLUÇÕES TUBULARES DO BRASIL S.A.
- Julio Marcio Silveira E Silva
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCING A MULTILAYER PIPE HAVING A METALLURGICAL BOND...
- Publication number 20160273683
- Publication date Sep 22, 2016
- VALLOUREC TUBOS DO BRASIL S.A.
- Julio Marcio SILVEIRA E SILVA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PROCESS FOR PRODUCING A MULTILAYER PIPE BY EXPANSION AND MULTILAYER...
- Publication number 20160207086
- Publication date Jul 21, 2016
- VALLOUREC TUBOS DO BRASIL S.A.
- Julio Marcio SILVEIRA E SILVA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...