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一、专利 1.冲天炉熔剂《苏联专利》777377,1978.7.31. 用于冲天炉熔化的熔剂,它增大了脱硫和脱氮能力,并给出具有良好机械性能的铸铁。其成分为:
Patents 1. Cupola Flux Soviet Patent 777377, 1978.7.31 Flux used in cupola melting, which increases desulfurization and denitrification capabilities and gives cast iron with good mechanical properties. Its composition is: