Carlos E. Roggero Sein

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Lima, PE

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Patents Grantslast 30 patents

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Method and apparatus for electrolytic refining of copper and produc...
- Patent number RE34664
- Issue date Jul 19, 1994
- ASARCO Incorporated
- Carlos E. Roggero Sein
- 205 - Electrolysis: processes, compositions used therein, and methods of prep...