SAND FOR PRODUCING CASTING MOULDS AND CORES IN HEATABLE EQUIPMENT
VANINA SVETLANA V,SU, LYUBIMOV VADIM V,SU, BOCHAROV VYACHESLAV M,SU, MAGRILOVA IRMA M,SU, SALTYKOV VALENTIN S,SU
Year of Publication 30.08.1981
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Year of Publication 30.08.1981
Patent