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公开(公告)号:US11840481B2
公开(公告)日:2023-12-12
申请号:US16098360
申请日:2017-05-11
发明人: Colin Hills , Paula Carey
CPC分类号: C04B18/021 , C04B18/0481 , C04B18/06 , C04B18/142 , C04B20/023 , C04B28/04 , Y02W30/91 , C04B18/021 , C04B7/02 , C04B18/087 , C04B18/142 , C04B18/162 , C04B40/0071 , C04B40/0231 , C04B18/021 , C04B7/02 , C04B18/087 , C04B18/101 , C04B18/142 , C04B40/0071 , C04B40/0231
摘要: An improved process for the preparation of aggregates for use with mixtures of various carbonatable substances, in particular mixtures comprising pulverised fuel ash and/or steel slag. The mixtures also comprise a carbonatable binder. The process comprises the steps of a. blending a combination of two carbonatable wastes, b. mixing the blended carbonatable waste with a carbonatable binder, c. mixing the blended carbonatable waste and binder with water, and d. carbonating the damp blended carbonatable waste in the presence of carbon dioxide.