Alexandre J. Ganchas de Carvalho

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Lisbon, PT

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Patents Grantslast 30 patents

Information Patent Grant
Process for the recovery of noble metals and tertiary phosphines
- Patent number 5,282,884
- Issue date Feb 1, 1994
- Plurichemie Anstalt
- Joao J. de Oliveira Bandarra
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...