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Robert S. Rickard
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Golden, CO, US
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last 30 patents
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Patent Grant
Method and apparatus for removing volatile organic compounds from s...
Patent number
5,103,578
Issue date
Apr 14, 1992
Amoco Corporation
Robert S. Rickard
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Process for recovering uranium from wet process phosphoric acid (III)
Patent number
4,305,912
Issue date
Dec 15, 1981
Earth Sciences, Inc.
Roman A. Pyrih
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for removing humic matter from phosphoric acid solutions
Patent number
4,263,148
Issue date
Apr 21, 1981
Earth Sciences, Inc.
Raymond D. Symens
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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...