The four effect factors of Sulfuric acid method, including reaction time, solvent-to-solid ratio, acid-to-coal ratio, and ultrasonic, were investigated.
研究了反应时间、液固比、酸煤比、超声波四个因素对硫酸法提取效果的影响。
The effect of four factors, reaction time, solvent-to-solid ratio, acid-to-coal ratio and the water content in extraction mixture, were studied on the extraction rate of acetone-sulfuric acid method.
研究反应时间、液固比、酸煤比、提取液含水量四个因素对硫酸丙酮法提取效果的影响。
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