Roman Z. Pyrih

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Golden, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Uranium recovery from wet process phosphoric acid
- Patent number 4,258,013
- Issue date Mar 24, 1981
- Earth Sciences Inc.
- Roman Z. Pyrih
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovering uranium from wet process phosphoric acid with alkylpheny...
- Patent number 4,258,015
- Issue date Mar 24, 1981
- Earth Sciences, Inc.
- Roman Z. Pyrih
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering uranium from wet process phosphoric acid
- Patent number 4,258,014
- Issue date Mar 24, 1981
- Earth Sciences, Inc.
- Roman Z. Pyrih
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Vanadium recovery process
- Patent number 4,115,110
- Issue date Sep 19, 1978
- Earth Sciences, Inc.
- Roman Z. Pyrih
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...