【机】溶剂精制的
Production of refined solvent oil for synthesis of brufen
布洛芬合成工艺所用精制溶剂油的生产
The influences of different composition of refined solvent, ratio of reagent to oil, temperature and time of extraction, time of setting on removal of basic nitrogen compounds were studied.
考察了精制溶剂组成、剂油比、精制温度、反应时间及静置时间对脱碱氮的影响。
Study on hydrogenation of the refined coal tar pitch with tetralin as hydrogen-donor solvent for high performance carbon fiber
制备高性能碳纤维用煤沥青以四氢萘为供氢溶剂的加氢研究
The Solvent Choice of the Refined Process of Separating Crude Anthracene
粗蒽分离精制过程中的溶剂选择
High quality soluble cutting oil blended from fully solvent refined base oil, emulsifiers & additives.
优质水溶性切削油,由精炼基础油, 乳化剂 及 其他添加剂配制而成.
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