Search Results - Wilhelm, H.A

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  1. 1
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    DEVELOPMENTS IN THE CASTING DEPARTMENT OF THE METAL PRODUCTION PLANT AT IOWA STATE COLLEGE. Special Report on THE CASTING OF URANIUM AT IOWA STATE COLLEGE by Wilhelm, H.A

    Published 1945
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  2. 2
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    CAUSTIC FUSION OF COLUMBITE-TANTALITE CONCENTRATES WITH SUBSEQUENT SEPARATION OF NIOBIUM AND TANTALUM by Wilhelm, H.A, Pierret, J.A

    Published 1956
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  3. 3
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    SEPARATION OF NIOBIUM AND TANTALUM BY LIQUID EXTRACTION by Wilhelm, H.A, Smutz, M., Koerner, E.L. Jr

    Published 1956
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