发明名称 MIXTURE FOR NEGATIVE PRESSURE CARBURIZATION
摘要 The subject of present invention relates to mixture for carburizing of steel products, mainly parts of machines, vehicles and every mechanical apparatus, used in vacuum furnaces. Present invention relates to mixture for under-pressure carburizing containing the carbon carrier comprising two unsaturated hydrocarbons, likely ethylene and acetylene, in volume ratio from 0.1 to 2.00. The carbon carrier can be further mixed with hydrogen or ammonia.
申请公布号 PL356754(A1) 申请公布日期 2004.05.04
申请号 PL20020356754 申请日期 2002.10.21
申请人 SECO/WARWICK SP.Z OO.;POLITECHNIKA LODZKA 发明人 KULA PIOTR;OLEJNIK JOZEF;HEILMAN PAUL
分类号 C21D1/773;C23C8/22 主分类号 C21D1/773
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