发明名称 Process for removing chloride impurities from TiO{HD 2
摘要 A process for removing chloride impurities from TiO2 by injecting a gas selected from steam, air, nitrogen, or a mixture thereof, at a sonic or a supersonic velocity, a pressure of about 25-600 psi, and a temperature of about 140 DEG -650 DEG C., into the TiO2 to disperse it, and then separating the TiO2 from the gas and chlorides.
申请公布号 US4083946(A) 申请公布日期 1978.04.11
申请号 US19770780341 申请日期 1977.03.23
申请人 E. I. DU PONT DE NEMOURS AND COMPANY 发明人 SCHURR, GEORGE ALAN;WILDT, HANS-ACHIM DIETMAR
分类号 C01G23/047;C01G23/07;(IPC1-7):C01G23/04 主分类号 C01G23/047
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