clay-coated paper,clay coated blanks

Study on acid activation technology of clay in Zhidan County;

志丹白土活化工艺条件试验研究

Study on process of paraffin refining by clay blended with spent catalyst;

石蜡白土精制中掺加废催化剂的工艺研究

Study on acid additives used in clay treating process;

酸性助剂用于润滑油白土精制

To deal with the corrosion leakage in the tail oil tank in the liquid-phase-denitro- genation system of the white clay plant,the impact of service media and operating conditions on equipment corrosion is studied in laboratory test.

针时白土车间的液相-脱氮系统生产中出现的尾油罐因腐蚀造成的泄漏问题,通过实验室腐蚀试验考察了介质和操作条件对设备腐蚀的影响,指出尾油罐的腐蚀是因为局部湿度过高和水的共同作用结果。

To research the regeneration process for waste marine lube oils,it was regenerated that according to the quality of waste oil only using white clay.

对船用废润滑油进行了再生工艺研究,仅用白土处理,即可使劣化程度不同的废油得到再生,再生效果较好。

Three kinds of different used FCC catalysts and white clay are selected to refine the lubricating base oil at laboratory.

对 3种FCC废催化剂和白土精制润滑油进行试验 ,结果表明 ,废催化剂有一定的吸附作用 ,能替代部分白土 ,所得基础油能满足质量指标 ,且未发现造成金属污染 ,工业试生产的结果与实验室试验结果基本一

under the conditions of carclazyte dosage of 1 000 mg/L,HRT of activated sludge reactor of 24 h,reflux ratio of 1 ∶1 and SRT of 25 d,the removal rates of total phenols and COD are both about 80%,and the removal rate of NH3-N is 20% to 40%.

采用白土—活性污泥工艺处理煤气废水,在白土投加量约为1 000 mg/L、活性污泥反应器的水力停留时间为24 h、污泥回流比为1∶1、泥龄为25 d的条件下,系统对总酚和COD的去除率均在80%左右,对氨氮的去除率为20%~40%。

Study on activated clay prepared by fushun bentonite;

钠基膨润土湿法制备活性白土

Study on improving the decoloring capacity of acid activated clay;

提高活性白土脱色力工艺研究

Preparation of 4A molecular sieves,activated clay and aluminum sulfate with the exhausted acid of bentonite;

膨润土酸化废液制备4A分子筛、活性白土和硫酸铝