ammonia synthesis gas

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.

采用合成氨厂氨合成气代替纯氢气催化氢化邻硝基苯甲醚合成邻氨基苯甲醚的新工艺，探讨了合成反应条件对邻氨基苯甲醚收率的影响规律。

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.

采用合成氨厂的氨合成气代替纯氢气使脂肪腈加压催化氢化 ，可一步制得双脂肪烃基仲胺。

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.

液氨吸收法弛放气二次氨合成工艺流程较之其他提氢流程，工艺简单，操作能耗低。