Wayne W. Hazen

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Wheatridge, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Pressure oxidation process for the production of molybdenum trioxid...
- Patent number 6,149,883
- Issue date Nov 21, 2000
- Kennecott Utah Copper Corporation
- Victor J. Ketcham
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for recovering metal values from jarosite solids
- Patent number 5,078,786
- Issue date Jan 7, 1992
- Resource Technology Associates
- Mark A. Peters
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering aluminum from alunite
- Patent number 4,057,611
- Issue date Nov 8, 1977
- Southwire Company
- Larry D. Jennings
- C01 - INORGANIC CHEMISTRY