The article comes to a conclusion that the future development strategy should endeavor to finish the strategical transfer , step by sep , from integration to diversity and multi - geographic , on the basis of strengthening urea business , developing melamine business and accordingly adjusting other business 论文认为，川化股份有限公司未来的发展战略应在巩固合成氨尿素业务、发展三聚氰胺业务和适度调整其它现有业务的基础上，逐步实施由一体化到多元化、异地化的战略转移。
Failing to install desulphurizing installations or take other measures for desulphurization in accordance with relevant regulations of the state by enterprise that discharge sulphide - bearing gas in the process of refining petroleum , producing synthetic ammonia or coal gas , cooking fuel coal and smelting non - ferrous metal （二）排放含有硫化物气体的石油炼制、合成氨生产、煤气和燃煤焦化以及有色金属冶炼的企业，不按照国家有关规定建设配套脱硫装置或者未采取其他脱硫措施的。
The transformation measures for turbo cycling compressor are also presented . all these are based on the fault diagnosis technique of large - scale rotating machine , and author ' s rich experience in maintenance of mechanical equipment . it meets the demand for actual operation and maintenance of tc620 inserted turbo cycling compressor , which is the key equipment of synthetic ammonia workshop in hunan dacheng zidan group 本文针对湖南大乘资氮集团公司合成氨车间的关键设备? ? tc620内置式透平循环压缩机的实际运行情况和维护需要，以大型回转机械的故障诊断技术为指导，并结合本文作者长期的机械设备维护经验，深入地研究了透平循环压缩机的在线状态监测和故障诊断的理论方法与具体实现，并提出了相应的透平循环压缩机改造措施。
Its headquarter is located at xinkailu no . 8 , xuanhua district of zhangjiakou city . its main products include ziyun brand civil explosive products series : powdery ammonium nitrate explosive emulsion explosive industrial fuse ; ziyun brand fine chemical products series : glyoxalic acid 5 - 4 - hydroxyphenyl hydantoin p - hydroxyphenylacetic acid p - hydroxyphenylacetamide allantoin daidzein bufexamac ; aaa brand fine chemical products series : ethylamine methanol trimethylacetic acid tert - valeryl chloride ; great wall brand agricultural chemical fertilizer products series : ammonia urea ammonium bicarbonate ; chenguang brand calium carbide chenguang brand acetylene carbon black xuguang brand dissolved acetylene ; and the others as sulphur ammoina liquor oxygen nitrogen , etc . 公司现有主要产品为，紫云牌民爆产品系列：粉状硝铵炸药乳化炸药工业导火索紫云牌精细化工产品系列：乙醛酸对羟基苯海因对羟基苯乙酸对羟基苯乙酰胺尿囊素大豆甙元丁苯羟酸三a牌精细化工产品系列：乙基胺甲醇特戊酸特戊酰氯长城牌农化产品系列：合成氨尿素碳铵晨光牌电石,乙炔炭黑旭光牌溶解乙炔。
Ht hydroconversion catalyst has a high activity in low temperature . high ability to saturate the olefin and canvert the organic sulfide into inorganic one in gas and liquid of hydrocarbon of the natural gas . oil and coked gas in synthetic ammonia , methanol gas and hydrogen making industries Ht加氢转化催化剂具有优异的加氢转化和烯烃饱和活性，具低温活性较好，可用于制氢、合成氨和甲醇等过程的加氢转化反应器内，将烃类原料中的有机硫和烯烃进行加氢转化和加氢饱和，以达到净化原料的要求。
