发明名称 Beneficiation of phosphate rock
摘要 Beneficiation of phosphate rock containing limestone is accomplished by calcining, cooling, slaking and separation of the slaked lime from the phosphate rock product. The cooling, slaking and separation operations are conducted in a fluid bed reactor.
申请公布号 US4083929(A) 申请公布日期 1978.04.11
申请号 US19730423880 申请日期 1973.12.12
申请人 DORR-OLIVER INCORPORATED 发明人 PRIESTLEY, ROBERT JOSEPH
分类号 C01F11/06;(IPC1-7):C01F1/00;C01F5/00;C01F11/00;C22B26/20 主分类号 C01F11/06
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