Method of reverse flotation for preparing alumina from concentrate of beauxite

• Main Authors: WANGXING LI, WANJIN BAI, YASHAN LIU, HAIBO HUANG, DALIN FAN, QINGJIE ZHAO, YUCAI LI, ZHONGLING HAN, GUOBAO WU, XIAOPING LI, QIAOFANG YANG
• Format: Patent
• Language: English
• Published: 26.10.2005
• Edition: 7
• Subjects: CHEMISTRY; COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS; INORGANIC CHEMISTRY; METALLURGY

The method for producing alumina by adopting reverse floatation bauxite concentrate is characterized by that: a. using reverse floatation concentrate, lime milk and alkali liquor to prepare green ore pulp; b. preheating ore pulp to 220 deg.C, making desilicification and titanium-removing reaction, t...