Modification of high-speed sand filter into walnut parting filter in waste water recirculating system at Xinyang Steel 信钢连铸浊环水系统高速砂滤器改造为核桃壳过滤器的实践
In this paper, the new technique to prepare high surface area activated carbon from walnut parting using chemical activation with alkali hydroxides were introduced. 本文报道了用石油焦、核桃壳为原料,以氢氧化钾为活化剂制备高表积活性碳的新工艺。