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在批林批孔运动的推动下,1974年7月,我们在东川矿务局滥泥坪选矿厂,成功地进行了C_(5～9)及C_(7～9)烷基氧肟酸钠浮选东风岭氧化铜矿的工业试验。 试验证明,对于富含各种铜的砷酸盐矿
In July of this year, driven by the campaign of “Criticizing Lin and Biao Kong”, we succeeded in conducting C_ (5 ~ 9) and C_ (7 ~ 9) alkyl hydroxamic acid Industrial test of sodium flotation Dongfengling copper oxide. Tests have shown that for arsenate ore rich in various copper