发明名称 EXTRACTION OF IRON FROM TITANIFEROUS ORES
摘要 The present invention relates to the removal of iron values from titaniferous ores so as to produce a titanium concentrate suitable for chlorination and is characterized by leaching the iron values from a metallized titaniferous ore in two stages using, in combination, a dilute solution of a mineral acid and preferably waste sulfuric acid in the first stage and an oxidizing leach solution in the second stage.
申请公布号 US3647414(A) 申请公布日期 1972.03.07
申请号 USD3647414 申请日期 1969.07.31
申请人 N L INDUSTRIES INC. 发明人 ARNOLD E. NILSEN
分类号 C22B34/12;(IPC1-7):C22B3/00;C22B53/00 主分类号 C22B34/12
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