Rumen D. Bachvarov

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Sofia, BG

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Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for casting metals under pressure
- Patent number 4,671,342
- Issue date Jun 9, 1987
- Institute po Metaloznanie i Technologia NAMetalite
- Angel T. Balevski
- B22 - CASTING POWDER METALLURGY