Lester J. Szabo

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Charlottetown, CA

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Patents Grantslast 30 patents

Information Patent Grant
Two-stage fluid bed reduction of manganese nodules
- Patent number 4,044,094
- Issue date Aug 23, 1977
- Kennecott Copper Corporation
- Herbert E. Barner
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Use of raw manganese nodules for oxidation leaching of reductively...
- Patent number 4,020,143
- Issue date Apr 26, 1977
- Kennecott Copper Corporation
- Robert E. Lueders
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Metal carbonate recycle to reduction circuit in the cuprion process
- Patent number 4,018,866
- Issue date Apr 19, 1977
- Kennecott Copper Corporation
- Lester J. Szabo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of metal values from manganese deep sea nodules using ammo...
- Patent number 3,983,017
- Issue date Sep 28, 1976
- Kennecott Copper Corporation
- Lester J. Szabo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...