Robert Michel

Follow

Person

New York, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for manufacture of phosphoric acid from phosphate rock
- Patent number 4,108,957
- Issue date Aug 22, 1978
- Robert Michel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...