发明名称 Apparatus for producing SO2-containing gas and cement clinker from waste gypsum
摘要 A method and apparatus for producing SO2-containing gas and cement clinker by splitting waste gypsum and anhydrite, using paper fibers as the reducing agent, and firing the splitting residue with additives. The cement forming additives are formed into a mixture with the anhydrite and the mixture is compacted before the final drying and calcining, whereupon the anhydrite containing mixture is subjected to the splitting reaction and firing to form the clinker.
申请公布号 US5842853(A) 申请公布日期 1998.12.01
申请号 US19960729008 申请日期 1996.10.10
申请人 BABCOCK BSH AKTIENGESELLSCHAFT 发明人 BOEHLE, HARTWIG
分类号 C01B17/50;C04B7/04;(IPC1-7):F27B7/00 主分类号 C01B17/50
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