Results 221 to 230 of about 56,756 (306)

Selective adsorption of an eco-friendly and efficient depressant PBTCA onto dolomite for effective flotation of fluorapatite from dolomite

, 2020
At present, traditional inhibitors applied for selective flotation of fluorapatite from dolomite generally own low selectivity, high toxicity, large dosages and high costs. Thus, this research offers a novel non-toxic and eco-friendly dolomite depressant,
Bin Yang, Zhanglei Zhu, W. Yin, Qian-yu Sun, Sun Haoran, Han Huili, Qiuyue Sheng, Jin Yao   +7 more
semanticscholar   +1 more source

Adsorption performance and mechanism of eco-friendly and efficient depressant galactomannan in flotation separation of chalcopyrite and molybdenite

Journal of Molecular Liquids, 2021
The effective separation of chalcopyrite and molybdenite is the most serious challenge for the utilization of copper and molybdenum resources. One of the effective methods to solve this problem is to explore and develop a series of highly efficient ...
Xun Wang, Peng Gao, Jie Liu, Xiaotian Gu, Yue-xin Han   +4 more
semanticscholar   +1 more source

Flotation separation of scheelite and apatite by polysaccharide depressant xanthan gum

Minerals Engineering, 2021
Tungsten is a crucial rare metal with extensive application in modern industries and scheelite is the major resource for tungsten production. In this work, xanthan gum (XG), a non-toxic, environmentally friendly polysaccharide, was explored as a ...
Chunhui Zhong, Hui-hui Wang, B. Feng, Liangzhu Zhang, Yuangan Chen, Zhiyong Gao   +5 more
semanticscholar   +1 more source

Utilization of polyepoxysuccinic acid as a green depressant for the flotation separation of smithsonite from calcite

Minerals Engineering, 2021
As a green organic acid with biodegradable and low-cost characters, polyepoxysuccinic acid (PESA) was utilized as a depressant to achieve the flotation separation of smithsonite from calcite in this study.
Cheng Liu, Xuan Wang, Siyuan Yang, Zijie Ren, Chao Li, Zhen Hu   +5 more
semanticscholar   +1 more source

Flotation separation of fluorite from calcite using sulfonated lignite as depressant

Separation and Purification Technology, 2020
In this study, sulfonated lignite (SL) was studied as the depressant in the separation of fluorite and calcite with sodium oleate (NaOL) as the collector.
Yanfang Cui, Fen Jiao, Qian Wei, Wang Xu, Liuyang Dong   +4 more
semanticscholar   +1 more source

The role of oxidizer in the flotation separation of chalcopyrite and galena using sodium lignosulfonate as a depressant

Minerals Engineering, 2021
The influence of oxidizer hydrogen peroxide (H2O2) on the chalcopyrite and galena flotation separation using sodium lignosulfonate as the depressant was studied and the mechanism of H2O2 enhance depression action of sodium lignosulfonate was discussed in
Yuangan Chen, B. Feng, Yutao Guo, Tao Wang, Liangzhu Zhang, Chunhui Zhong, Hui-hui Wang   +6 more
semanticscholar   +1 more source

The flotation separation behavior of apatite from calcite using carboxymethyl chitosan as depressant

, 2020
The separation of apatite from calcite has been recognized as one of the most difficult subjects in mineral processing owing to their similar surface properties, thus finding high-efficiency depressants become the key for the separation.
Tao Wang, B. Feng, Yutao Guo, Wenpu Zhang, Y. Rao, Chunhui Zhong, Liangzhu Zhang, Chen Cheng, Hui-hui Wang, Xianping Luo   +9 more
semanticscholar   +1 more source

Selective flotation separation of apatite from dolomite utilizing a novel eco-friendly and efficient depressant for sustainable manufacturing of phosphate fertilizer

Journal of Cleaner Production, 2020
Phosphate ores upgraded by froth flotation are widely used as vital raw materials for the sustainable production of phosphate fertilizer to maintain the food supply.
Bin Yang, Shaohang Cao, Zhanglei Zhu, W. Yin, Qiuyue Sheng, Haoran Sun, Jin Yao, Keqiang Chen   +7 more
semanticscholar   +1 more source

Selective flotation separation of bastnaesite from calcite using xanthan gum as a depressant

Applications of Surface Science, 2020
The inability of rare earth and gangue minerals to be efficiently separated by flotation due to their similar physicochemical properties is a major challenge of the rare earth industry.
Zhoujie Wang, Houqin Wu, Jie Yang, Zhen Tang, Liping Luo, Kaiqian Shu, Yanbo Xu, Longhua Xu   +7 more
semanticscholar   +1 more source

Sodium tripolyphosphate as a selective depressant for separating magnesite from dolomite and its depression mechanism

, 2021
Efficient separation of magnesite from dolomite remains challenging owing to the similar floatability of the two minerals. Therefore, understanding the adsorption behaviors of surfactants (depressants and collectors) on their surfaces is essential for ...
Jin Yao, Bin Yang, Keqiang Chen, Haoran Sun, Zhanglei Zhu, W. Yin, N. Song, Qiuyue Sheng   +7 more
semanticscholar   +1 more source