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Author:

Yufeng Wu (Yufeng Wu.) | Dean Pan (Dean Pan.) | Bin Li (Bin Li.) | Tieyong Zuo (Tieyong Zuo.)

Indexed by:

incoPat zhihuiya

Abstract:

一种PCB焚烧灰的预处理及溴素回收方法,涉及全湿法综合回收有价金属领域,尤其涉及一种PCB焚烧灰预处理过程中有价金属及溴素回收,贵金属富集的方法。 主要步骤包括碱浸,铜萃取反萃,中和-沉淀分离,溴蒸发结晶,再生,酸洗,锌蒸发结晶,除锌,除铜。 与传统的灰分综合回收工艺相比, 本发明能最大限度地从灰分中分离溴,回收铜,锌,铅等有价金属,同时富集银等贵金属有利于后续贵金属的回收。 具有较高的附加值,无尾矿排放。

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Patent Info :

Type: 发明授权

Patent No.: US16348506

Filing Date: 2018-12-21

Publication Date: 2021-12-14

Pub. No.: US11198615B2

Applicants: Beijing University Of Technology

Legal Status: 授权

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: 11

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