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Recovery of cobalt and chromium
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Patent number 4,608,084
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Issue date Aug 26, 1986
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GTE Products Corporation
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Richard A. Scheithauer
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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High purity cobalt article
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Patent number 4,606,885
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Issue date Aug 19, 1986
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GTE Products Corporation
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Michael J. Miller
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B22 - CASTING POWDER METALLURGY
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Recovery of tungsten and rhenium
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Patent number 4,604,265
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Issue date Aug 5, 1986
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GTE Products Corporation
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Alan D. Douglas
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Recovery of tungsten and rhenium
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Patent number 4,599,222
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Issue date Jul 8, 1986
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GTE Products Corporation
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Alan D. Douglas
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Separation of tungsten from rhenium
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Patent number 4,599,223
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Issue date Jul 8, 1986
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GTE Products Corporation
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Alan D. Douglas
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Method for producing cobalt metal powder
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Patent number 4,381,937
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Issue date May 3, 1983
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GTE Products Corporation
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Richard G. Gingerich
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Method of recovering metal carbides
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Patent number 4,348,231
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Issue date Sep 7, 1982
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GTE Products Corporation
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Joseph E. Ritsko
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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