In the paper,the author introduces the functions of nitrogen in heat treatment atmosphere,describes the different nitrogen suppplies and preparing methods,discusses the steadiness of PSA nitrogen preparing equipment and persents that at present,the PSA nitrogen preparing still is a proper nitrogen supply for the Chinese nitrogen based atmosphere heat treatment.
介绍了氮气在热处理气氛中的作用 ,评述了不同的供氮方式和制氮方法 ,讨论了 PSA制氮装置的稳定性 ,提出了 PSA制氮目前乃是我国氮基气氛热处理氮气源的适宜方案。
Effect of atmosphere and addition agent on the melting rate of low carbon mold powder in continuous casting;
气氛和添加剂对低碳连铸保护渣熔速的影响
Study of sulfur-fixing characteristics of sulphoaluminate in different atmosphere at high temperature;
高温固硫物相硫铝酸钙在不同气氛下的固硫研究
Study on SO_2 emission under various atmospheres during coal combustion;
不同气氛下燃煤SO_2的排放规律研究