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Author:

李依丽 (李依丽.) | 杨珊珊 (杨珊珊.) | 尹晶 (尹晶.) | 李利平 (李利平.)

Indexed by:

incoPat zhihuiya

Abstract:

城市污水处理厂污泥的固化/稳定化方法,属于环境资源领域。将污泥按照一定的质量配比加入固化材料,并将污泥跟固化材料混合搅拌均匀后进入板框压滤机进行压滤,滤饼放置在露天养护。固化材料占污泥质量的90%~92%, 固化剂为8%~10%;上述的固化材料是由聚合氯化铝(PAC)和工业废料电炉磷渣、赤泥(联合法赤泥)、废石膏配比组成,其比例为15%~25%:25%~40%:20%~40%:20%~30%。固化后的污泥可以有效地将重金属、微生物等固化在污泥中,并且浸出液浓度也可也达到国家相关标准。本发明添加固化剂的污泥不会产生二次污染,同时可以为污泥的再利用提供了良好的基础。

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Patent Info :

Type: 发明申请

Patent No.: CN201310204257.4

Filing Date: 2013-05-28

Publication Date: 2013-09-18

Pub. No.: CN103304114A

Applicants: 北京工业大学

Legal Status: 撤回-视为撤回

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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