of styrene plant by PSA method, high purity hydrogen and superpurity hydrogen are produced by above hydrogen by low temperature adsorption method.

 
  • 采用变压吸附法提纯苯乙烯生产中含氢尾气制取工业氢、氢,采用低温吸附法制取高纯氢、纯氢。
今日热词
目录 附录 查词历史