Valery V. Chepkasov

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Penza, SU

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Patents Grantslast 30 patents

Information Patent Grant
Process for chemical and thermal treatment of steel workpieces
- Patent number 4,654,237
- Issue date Mar 31, 1987
- Fiziko Mekhanichesky Institut Imeni Karpenko
- Evgeny M. Savitsky
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...