Pilot scale test of producing nickel concentrate from low-grade saprolitic laterite by direct reduction-magnetic separation

2014 ◽  
Vol 21 (5) ◽  
pp. 1771-1777 ◽  
Author(s):  
Guo-lin Zheng ◽  
De-qing Zhu ◽  
Jian Pan ◽  
Qi-hou Li ◽  
Yue-ming An ◽  
...  
2018 ◽  
Vol 58 (2) ◽  
pp. 828-835 ◽  
Author(s):  
Yu-sheng Zhang ◽  
Changming Li ◽  
Chao Wang ◽  
Jian Yu ◽  
Guangwen Xu ◽  
...  

2013 ◽  
Vol 734-737 ◽  
pp. 1029-1032 ◽  
Author(s):  
Jiang An Chen ◽  
Jun Liu

Considered the properties of limonite ore at Jiangxi, the raw ore pressing ball - direct reduction - magnetic separation flowsheet have been adopted. the pressing ball conditions, the influence factors and the grinding magnetic separation conditions experiments were carried out. The results shown that: When the dosage of coal was 20%, water was 10%, CMC was 0.5%, pressing ball under the pressure of 190 kN, the calcination temperature was 1100 °C, the roasting time is 50 min, roasted ore were magnetic separated after grinded to 85% through 200 mesh screen. the iron concentrate grade of 92.48% and recovery rate of 93.45% were achieved finally.


2010 ◽  
Vol 55 (28) ◽  
pp. 8595-8599 ◽  
Author(s):  
Zhenyu Chen ◽  
Changsong Dai ◽  
Gang Wu ◽  
Mark Nelson ◽  
Xinguo Hu ◽  
...  

2017 ◽  
Vol 72 ◽  
pp. 162-168 ◽  
Author(s):  
Lech Smoczyński ◽  
Sławomir Kalinowski ◽  
Harsha Ratnaweera ◽  
Marta Kosobucka ◽  
Mihaela Trifescu ◽  
...  

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