Hermann C. Starck Bertin

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Berlin, DE

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Process for recovering niobium and/or tantalum compounds from such...
- Patent number 4,446,116
- Issue date May 1, 1984
- Hermann C. Starck Bertin
- Bruno Krismer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

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