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发明名称
一种可再生渗碳和氰化用的盐浴组合物及其再生剂
摘要
本发明属金属热处理技术,是用化学热处理方法在钢件表面进行液体渗碳和碳氮共渗的可再生盐浴。本发明是在卤化盐中混入占盐浴总重量5~60%的特效发泡剂——氰酸盐和碳酸盐,并用(C6H3N9)n作再生剂,在渗碳或氰化的温度条件下,发泡剂可持续产生活性氮原子和一氧化碳气泡,盐浴呈沸腾态,添加再生剂可维持盐浴活性。本发明盐浴具有可再生、渗速快、渗层碳氮含量高、工艺稳定、操作简易、经济效益高和易于工业推广等优点。
申请公布号
CN1028302C
申请公布日期
1995.04.26
申请号
CN88103739.7
申请日期
1988.06.24
申请人
天津纺织工学院
发明人
文联煜;杨连珠
分类号
C23C8/56
主分类号
C23C8/56
代理机构
代理人
主权项
1.一种用于800~950℃渗碳和氰化的盐浴组合物,包括基础盐和渗剂,其特征是在基础盐卤化盐中混入占盐浴组合物总重量5~60%的渗剂氰酸盐和碳酸盐。
地址
天津市河东区程林庄路63号
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