deeply-cooling equipment

Finally, a comprehensive comparison among membrane-membrane, membrane-PSA and membrane- cryogenic process was made, and membrane-membrane technology is superior to the others to some extent.

最后对膜-膜、膜-PSA、膜-深冷以及PSA-深冷等几种集成工艺作了综合比较,膜-膜集成工艺显现出了一定的优势。

This paper deals with the solid carburizing at 550℃ and low temperature carburizing+deep cooling compound treating.

研究了W18Cr4V高速钢在550℃下的低温固体渗碳工艺及低温渗碳＋深冷复合处理工艺。

Study on magnetic deep cryogenic treatment process of 65 Mn steel;

65Mn钢磁场深冷处理工艺研究

Effects of deep cryogenic treatment on microstructures of low carbon steels;

深冷处理对低碳钢组织与性能的影响