Ioan V. Davydov

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Leningrad, SU

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Patents Grantslast 30 patents

Information Patent Grant
Method for extraction of gallium from aluminate-alkaline solutions...
- Patent number 4,152,227
- Issue date May 1, 1979
- Khoren A. Badaliants
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...