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Alstom do Brasil – Taubaté SP | Apolo Tubulars – Lorena SP |
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Böhler Thyssen – São Paulo – SP | Brastubo Const. Metálicas – São Paulo – SP |
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Cooper Cameron – Taubaté – SP | Denso do Brasil – Pindamonhangaba – SP |
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Saint Gobain – Lorena – SP | Voith Siemens – São Paulo – SP |
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Socotherm – Pindamonhangaba – SP | Pilkington – Caçapava – SP |
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Tenaris Confab Industrial e Equipamentos – Pindamonhangaba – SP | Varco – Tuboscope – Argentina |
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Usiminas Mecânica – Ipatinga – MG – Taubaté – SP | Aços Villares Sidenor – Pindamonhangaba – SP e Mogi das Cruzes – SP |
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Lupatech – Macaé – RJ | Alvenius Equipamentos Tubulares Ltda – Cotia – SP |
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Gerdau- Pindamonhangaba – SP | CPPR- ODEBRECHT – Macaé – RJ |
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Mubea – Taubaté – SP | Codeme – Taubaté – SP |
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Hydrostec – Taubaté – SP | Novelis – Pindamonhangaba – SP |
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Bredero Shaw – Belo Horizonte – MG |