研究了氨和甲醇以铈改性丝光沸石为催化剂，在常压固定床上选择性合成二甲胺的反应。
The selective catalytic synthesis of dimethylamine from ammonia and methylalcohol over cerium modified mordenite under ambient pressure in a fixed bed reactor has been studied.
研究了以阳离子改性的丝光沸石为催化剂，以氨和甲醇为原料，在常压固定床上二甲胺选择性合成反应。
The select(?)ve synthesis of dimethylamine from ammonia and methylalcohol using the cation modified mordenite as catalysts on atmospheric pressure fixed bed have been studied.
云南沾益化肥厂采用造气炉夹套锅炉处理尿素蒸氨废液、尿素水解废液和甲醇废液。
Yunnan Zhanyi Chemical Ferilizer Plant USES its gasifier jacket boiler to treat wastewater from ammonia evaporation in urea production, wastewater from urea hydrolysis and methanol wastewater.
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