会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 5. 发明申请
    • METHODS AND SYSTEMS FOR UTILIZING CARBIDE LIME OR SLAG
    • 利用碳化硅或硅酸盐的方法和系统
    • US20150307400A1
    • 2015-10-29
    • US14694348
    • 2015-04-23
    • Calera Corporation
    • Martin DevenneyMiguel FernandezIrvin ChenGuillaume CalasMichael Joseph WeissChantel Cabrera Tester
    • C04B28/02C01C1/16C01F11/18
    • C04B28/02C01C1/164C01C1/24C01F11/18C04B14/28C04B28/10Y02P40/18
    • Provided herein are methods comprising a) treating a slag solid or carbide lime suspension with an ammonium salt in water to produce an aqueous solution comprising calcium salt, ammonium salt, and solids; b) contacting the aqueous solution with carbon dioxide from an industrial process under one or more precipitation conditions to produce a precipitation material comprising calcium carbonate and a supernatant aqueous solution wherein the precipitation material and the supernatant aqueous solution comprise residual ammonium salt; and c) removing and optionally recovering ammonia and/or ammonium salt using one or more steps of (i) recovering a gas exhaust stream comprising ammonia during the treating and/or the contacting step; (ii) recovering the residual ammonium salt from the supernatant aqueous solution; and (iii) removing and optionally recovering the residual ammonium salt from the precipitation material.
    • 本文提供的方法包括:a)用铵盐在水中处理渣固体或碳化石灰悬浮液以产生包含钙盐,铵盐和固体的水溶液; b)在一个或多个沉淀条件下,从工业过程中将水溶液与二氧化碳接触以产生包含碳酸钙和上清液水溶液的沉淀物质,其中沉淀物质和上清液水溶液包含残留的铵盐; 和c)使用一个或多个步骤去除和任选地回收氨和/或铵盐(i)在处理和/或接触步骤期间回收包含氨的气体排出流; (ii)从上清液水溶液中回收残留的铵盐; 和(iii)从析出物中除去和任选地回收残留的铵盐。