Industrial gases: air separation (oxygen plants), CO2 removal, hydrogenpurification.
工业气：空气分离(制氧)，脱二氧化碳，氢气提纯。
2
It compares two means of hydrogenpurification in hydro liquification production, and manufactures 77K purification device of high pressure hydrogen.
介绍了在氢液化生产中两种氢气纯化方式的比较。
3
The results can be used to optimize alloy components, temperature, pressure and other experimental parameters for hydrogenpurification and isotope separation.