制取氧气

本文主要介绍国内外近十几年来，煤浆液电化学氧化制取氧气及有机羧酸类产物的研究进展。

The electrochemical oxidation of coal slurry to produce hydrogen and organic carboxylic acids in the last decades is reviewed .

氧气在钢铁、冶炼、医疗等领域发挥了重要的作用，许多工业部门都采用很多方法来制取氧气。

Oxygen is important to some fields , such as iron and steel , smelt , treatment . So industries have manufactured oxygen by many methods .

介绍了用香烟灰代替二氧化锰作催化剂，在实验室用氯酸钾制取氧气的新方法，并对香烟灰的成分和催化机理进行了初步分析和探讨。

This paper makes an analysis of the composition and the mechanism of tobacco ash and proposes a new way of oxygen production , that is , to make oxygen in a laboratory with the help of cigarette ash as the catalyst instead of manganese dioxide .

介绍了把真空变压吸附（VPSA）制取的低纯度氧气应用在70t超高功率电弧炉的情况，理论分析了钢中碳氧反应和钢中氮气的含量的变化，并对其进行了实际检测。

The application of low-purity oxygen obtained from VPSA in 70t UHP EAF has been introduced in this paper . The changes on carbon-oxygen reaction and nitrogen content in steel have been analyzed theoretically and measured practically .