Naum Yakovlevich Kagan

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Moscow, SU

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Patents Grantslast 30 patents

Information Patent Grant
Moulding composition for making foundry moulds and cores
- Patent number 4,131,477
- Issue date Dec 26, 1978
- Naum Y. Kagan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for producing foundry mounds and cores
- Patent number 4,006,027
- Issue date Feb 1, 1977
- Abram Moiseevich Lyass
- B22 - CASTING POWDER METALLURGY