David J. Miller

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Gretna, LA, US

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Patents Grantslast 30 patents

Information Patent Grant
Ferric iron removal from aluminum fluoride solutions
- Patent number 4,172,879
- Issue date Oct 30, 1979
- Freeport Minerals Company
- David J. Miller
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Solvent extraction of nickel from ammoniacal solutions
- Patent number 3,981,968
- Issue date Sep 21, 1976
- Freeport Minerals Company
- David J. Miller
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Enhanced selectivity in the separation of nickel and cobalt from am...
- Patent number 3,975,497
- Issue date Aug 17, 1976
- Freeport Minerals Company
- Tadeusz K. Wiewiorowski
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Production of alumina from ores
- Patent number 3,961,030
- Issue date Jun 1, 1976
- Freeport Minerals Company
- Tadeusz K. Wiewiorowski
- C01 - INORGANIC CHEMISTRY