• A new process has been developed to synthesize p-aminophenol methyl ether from p-nitrophenol methyl ether by catalytic hydrogenation, using ammonia synthesis gas instead of pure hydrogen.

    采用合成氨厂合成气代替氢气催化氢化硝基苯合成邻氨基苯醚的工艺,探讨了合成反应条件对邻氨基苯甲醚收率的影响规律。

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  • A new process has been developed to synthesize p-aminophenol methyl ether from p-nitrophenol methyl ether by catalytic hydrogenation, using ammonia synthesis gas instead of pure hydrogen.

    采用合成氨厂的合成气代替氢气使脂肪加压催化氢化 ,可一步制得双脂肪烃基仲胺。

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  • Compared with other hydrogen extraction processes the double ammonia synthesis process for purge gas treated with liquid ammonia absorption is a simpler process with low operation energy consumption.

    吸收法弛次氨合成工艺流程较之其他流程,工艺简单,操作能耗

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  • Technical bases for coproduction of ammonia and synthesis gas are analyzed. Feasibility study is discussed briefly. Process flowsheet is also put forward.

    分析了大型合成氨合成气联产技术基础,初步探讨流程的可行性,提出了、合成气联产的工艺流程。

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  • The system is used in the ammonia synthesis section and the urea unit at Guizhou Chishui Natural Gas Chemical Group Co. , Ltd with good results.

    系统贵州赤天化集团有限责任公司合成尿素装置应用效果良好

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  • Structure of several types of gas mixer for secondary reformer are described in the paper. It can be used as a reference in the revamping of ammonia and synthesis gas plant.

    分析段转化工业生产中所采用几种气体混合器结构形式,提高二段炉的生产能力,增产或甲醇合成气的技术改造提供参考。

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  • Results showed that no pollution took place in these processes, and the gas generated can meet the demand of ammonia synthesis.

    污泥型煤次污染,其气化成分符合合成氨原料要求

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  • Results showed that no pollution took place in these processes, and the gas generated can meet the demand of ammonia synthesis.

    污泥型煤次污染,其气化成分符合合成氨原料要求

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