The reason why FCC catalyst would lost its activity is discussed in the paper and there are three methods proposed for treating:catalyst regeneration, refining wax; refining FCC diesel oil.
探讨了催化剂失活的原因，介绍了催化剂再生、用废催化剂精制石蜡及精制FCC柴油等利用方法，对我国废催化剂的处理具有一定的参考价值。
The substitute for the Carnauba wax was synthesized by catalytic oxidation of paraffin and microcrystalline under acidic catalyst and then using physical blending method.
在酸性催化剂存在的条件下，由石蜡和微晶蜡的混合物催化氧化反应，再经物理调和，合成天然巴西棕榈蜡替代品。
The feasibility to develop wax by use of waste polyethylene film is mainly studied. The condition of high temperature and low pres- sure and a newly manufactured catalyst are used in the research.
本文主要讨论了用废聚乙烯薄膜制石蜡的可行性。采用高温、低压的反应条件，加入自制的催化剂；
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