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公开(公告)号：US20190106324A1
公开(公告)日：2019-04-11
申请号：US16152918
申请日：2018-10-05
Applicant: Cytec Industries Inc.
Inventor： Lei ZHANG , Xueping QIU , Rajesh RAITANI
IPC: C01B25/238
Abstract: Processes for removing/recovering heavy metal ions in solutions containing phosphoric acid by adding reagents having at least one organothiophosphorus compound and at least one surfactant to the solution during the wet-process phosphoric acid production process to form heavy metal complexes, and separating the heavy metal complexes from the solution are provided herein.
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