北京市燃气煤化工研究所 main business:有机化学原料制造 and other products. Company respected "practical, hard work, responsibility" spirit of enterprise, and to integrity, win-win, creating business ideas, to create a good business environment, with a new management model, perfect technology, attentive service, excellent quality of basic survival, we always adhere to customer first intentions to serve customers, persist in using their services to impress clients.
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序号 | 公布号 | 发明名称 | 公布日期 | 摘要 |
1 | CN1121103A | 一种精制蒽、菲和咔唑的新方法 | 1996.04.24 | 本发明涉及一种自煤焦油粗蒽成蒽渣中连续精制蒽、菲和咔唑的方法,它采用混合溶剂萃取沉淀法,将蒽渣与含有 |
2 | CN1045201C | 合成及分离缩合溴代苊烯的方法 | 1999.09.22 | 本发明提供一种合成及分离缩合溴代苊烯的方法,其特征在于以氯化溴为溴化剂,以苊为原料,以卤代链烃或卤代 |
3 | CN1130168A | 合成及分离缩合溴代苊烯的工艺 | 1996.09.04 | 本发明提供一种合成及分离缩合溴代烯的工艺,其特征在于以氯化溴为溴化剂,以苊为原料,以卤代链烃或卤代芳 |
4 | CN1049372A | 一种炼焦的配煤方法 | 1991.02.20 | 一种炼焦的配煤方法,其特点是在生产煤中配入一定比例的低变质不粘煤代替原炼焦用的洗精煤,不仅降低了入炉 |