Special solvents can be used to decarbonize and desulfurize waste catalysts to replace the high-temperatureroasting pretreatment process.
可以采用特殊的溶剂对废催化剂进行脱碳和脱硫预处理，以代替高温焙烧预处理。
2
It is shown that adsorption capacity of natural zeolite is greatly increased by treatment with inorganic acid and roasting in hightemperature, and activated effect of the latter than the former.
结果表明，无机酸处理和高温焙烧均可大大提高天然沸石的吸附能力，其中后者的效果更佳。
3
High sulfur bauxite was roasting pretreated with rotary kiln and the effects of roastingtemperature and time on sulfur content and digestion performance of high sulfur bauxite were investigated.