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Jean-Jacques Predali
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78310 Elancourt, FR
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last 30 patents
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Patent Grant
Process for germanium ore upgrading
Patent number
5,178,334
Issue date
Jan 12, 1993
Metaleurop S.A.
Patrick Hebert
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Process for upgrading andalusite
Patent number
4,900,431
Issue date
Feb 13, 1990
Denain-Anzin Mineraux Refractaire Ceramique S.A.
Cariou F. Volpi
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Process for recovering silver from sulfate solutions
Patent number
4,640,710
Issue date
Feb 3, 1987
Societe Miniere et Metallurgique de Penerroya
Didier Beutier
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Grant
Process for the beneficiation of phosphate ores
Patent number
4,436,616
Issue date
Mar 13, 1984
Philippe Dufour
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Process of upgrading nickeliferous oxide ores of lateritic origin
Patent number
4,362,558
Issue date
Dec 7, 1982
Societe Metallurgique le Nickel-SLN
Andre Desnoes
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the preconcentration of metalliferous products
Patent number
4,175,790
Issue date
Nov 27, 1979
Minemet Recherche
Jean-Jacques Predali
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...