John C. Watts

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for solution mining of uranium ores
- Patent number 4,320,923
- Issue date Mar 23, 1982
- E. I. Du Pont de Nemours and Company
- Bernard C. Lawes
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for solution mining of uranium ores
- Patent number 4,302,429
- Issue date Nov 24, 1981
- E. I. Du Pont de Nemours and Company
- Bernard C. Lawes
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Stabilized hydrogen peroxide
- Patent number 4,070,442
- Issue date Jan 24, 1978
- E. I. Du Pont de Nemours and Company
- John Conway Watts
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for leaching sulfide minerals
- Patent number 3,959,436
- Issue date May 25, 1976
- E. I. Du Pont de Nemours and Company
- John Conway Watts
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...