Technical factors for preparation of insoluble sulfur,such as stabilizer,quenching,purification and oil-treating were discussed.
探讨了不溶性硫制备过程中工艺因素的作用,如稳定剂、急冷、提纯、充油。
Existing defects of present quenching tower and process in China's acrylonitrile production plants were analyzed.
针对国内现有丙烯腈生产装置急冷工艺所存在的缺陷,经热模试验、冷模试验分析研究和工业试验修改验证,开发了一种新的急冷工艺。
Skeleton catalysts, such as Ni-Al-Fe-Mo, Ni-Al-Fe-B, Ni-Al-Fe-B-Si and Ni-Al-Fe-Cr (a joint name called Ni-Al-X) , were prepared by quenching.
采用急冷方法制备了Ni-Al-Fe-Mo、Ni-Al-B、Ni-Al-Fe-B-Si、Ni-Al-Fe-Cr等多种骨架镍催化剂(统称Ni-Al-X),在磁稳定床反应器中用Ni-Al-X催化剂进行己二腈加氢制备己二胺的应用研究。
The effects of quenching on strength of Si3N4-SiC composite materials sintered in oxidizing atmosphere are studied in the paper.
研究了急冷处理对氧化烧结氮化硅结合碳化硅复合材料强度的影响,结果表明,经急冷(1400℃)处理制备的试样强度有明显提高。
light hydrocarbon raw material became heavier and cracking furnace dilution ratio increased for Daqing Petrochemical Company ethylene unit,original design for quench system flow and heat exchange capability has many defects.
大庆石化乙烯装置轻烃原料变重、裂解炉稀释比增加,急冷系统流程和换热能力原设计存在许多不足,自装置1986年开工以来急冷系统一直不能正常运行,没有有效的方法回收和利用裂解炉流出物中热量,虽然经过多次技术改造运行状况有所改善,始终没有从根本上解决问题。
The influence of the rapid solidification process on the properties of the Cu-Sn powder was investigated.
结果表明 ,使用同样的设备 ,急冷组合雾化与单一雾化相比 ,能使粉末更加细化。