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Kevin Arnold Andersen
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Katy, TX, US
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last 30 patents
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Patent Grant
Process to recover metals from spent catalyst
Patent number
6,180,072
Issue date
Jan 30, 2001
Shell Oil Company
Jack Thomas Veal
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...