Viktor A. Efimov

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Kiev, SU

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Patents Grantslast 30 patents

Information Patent Grant
Semicontinuous casting apparatus
- Patent number 4,250,949
- Issue date Feb 17, 1981
- Mikhail Y. Brovman
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of producing dopant material for iron or nickel-base alloys
- Patent number 4,133,680
- Issue date Jan 9, 1979
- Jury Z. Babaskin
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Mould for electroslag casting of faceted metal ingots
- Patent number 4,088,295
- Issue date May 9, 1978
- Boris I. Medovar
- B22 - CASTING POWDER METALLURGY