provided by the National Natural Science Foundation of China(No.90510002);the Science and Technology Research of the Ministry of Education of China(No.306008)
The paper aims to identify a reasonable method for mining ultra-thick coal seams in an end-slope in surface mine, With a case study of Heidaigou surface coal mine(HSCM), the paper conducted a comparative research on t...
provided by the National Natural Science Foundation of China (No. 90510002);the Science and Technology Research of the Ministry of Education of China(No. 306008)
A discrete elemental method was used to study the thickness of conglomerate layer in a full thick seam mining activities under the influence of the law, pointing out the thickness of the conglomerate at different seam...
supported by the National Natural Science Foundation of China (Nos.50921002 and 90510002);the National High Technology Research and Development Program of China (No.2007AA05Z318)
The highly-efficient dry separation technique using a gas-solid fluidized bed is very beneficial for increasing coal grade and optimizing the utilization of coal resources.The size distribution of the solid medium(e.g...
The Center for Advanced Separation Technologies (CAST) and the National Natural Science Foundation of China (Nos.50921002 and 90510002) for the financial support
Froth flotation is a commonly employed technology to improve the quality of raw coal and minerals.Coal and minerals particle size and surface hydrophobicity are two main parameters that affect three key steps in froth...
the Florida In-stitute of Phosphate Research (FIPR);the Center for Advanced Separation Technologies (CAST);the National Natural Science Foundation of China (Nos.50921002 and 90510002) for the financial support
A special nanobubble generation system has been developed for evaluating the effect of nanobubble on froth flotation. In this study, an eight-factor five-level Central Composite Experimental Design was conducted for i...