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Ferric leaching of uranium values from lignite
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Patent number 4,272,491
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Issue date Jun 9, 1981
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The United States of America as represented by the Secretary of the Interior
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Lawrence E. Schultze
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Removal of impurites from clay
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Patent number 4,239,735
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Issue date Dec 16, 1980
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The United States of America, as represented by the Secretary of the Interior
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Judith A. Eisele
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C01 - INORGANIC CHEMISTRY
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Method for dehydrating metal chlorides
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Patent number 4,105,747
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Issue date Aug 8, 1978
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The United States of America as represented by the Secretary of the Interior
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Judith A. Eisele
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C01 - INORGANIC CHEMISTRY
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Removal of iron from aluminum nitrate
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Patent number 4,032,613
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Issue date Jun 28, 1977
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The United States of America as represented by the Secretary of the Interior
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Lawrence E. Schultze
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Recovering copper values from oxidized ores
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Patent number 3,985,855
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Issue date Oct 12, 1976
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The United States of America as represented by the Secretary of the Interior
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Philip R. Haskett
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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