• 叙述YS型催化剂作用下,利用催化裂化于气回收乙烯制备环氧乙烷的实验研究

    This paper describes the experiment of producing ethylene oxide (EO) by using ethylene recovered from catalytic cracking dry gas in the presence of ys silver catalyst.

    youdao

  • 催化剂场合不多主要用于乙烯氧化制环氧乙烷甲醇氧化制甲醛乙二醇生产

    Silver catalyst is not so often used. It is mainly used for producing epoxy ethane with ethylene, formaldehyde with methanol and producing ethylene glycol.

    youdao

  • 叙述了乙烯氧化环氧乙烷反应水蒸气含量催化剂反应性能影响

    The influence of concentration of feed water vapor in process of ethylene oxidation on performance of silver catalyst was described.

    youdao

  • 乙烯氧化环氧乙烷过程中,保持催化剂选择性发挥装置最好效益的行之有效方法。

    In the oxidation process for manufacturing ethylene oxide, maintaining the high selectivity of the silver catalyst is essential to obtaining the best efficiency.

    youdao

  • 乙烯氧化环氧乙烷过程中,保持催化剂选择性发挥装置最好效益的行之有效方法。

    In the oxidation process for manufacturing ethylene oxide, maintaining the high selectivity of the silver catalyst is essential to obtaining the best efficiency.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定