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July 2020

Volume 72    Issue 7

FEATURED ARTICLES

Coal has been in a decline since 2007; COVID-19 has only exacerbated the problems
William Gleason
Preview  
Industrial Minerals review 2019
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Misconceptions, dreams and realities in the high-stakes game of rare earths
Chee Theng
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TECHNICAL PAPER ABSTRACTS

Extended abstracts from the SME journal Mining, Metallurgy & Exploration
Abstract  
LED area lighting to reduce glare for roof-bolter operators
John J. Sammarco, Alan G. Mayton, Elaine N. Rubinstein
Abstract  
Numerical investigation of the effect of a novel wet scrubber on dust reduction in an underground coal mine
Sampurna Arya, Thomas Novak
Abstract  
Directional controlled blasting technique for excavation of unstable slopes along the Konkan Railway route
Narayan K. Bhagat, Arvind K. Mishra, M.M. Singh, Aditya Rana, P.K. Singh
Abstract  
Experimental evaluation of a two-entry gate-road yield pillar: Convergence monitoring and physical properties
Dallan J. Coons, Michael K. McCarter, Jessica M. Wempen, Bailey S. Simmons
Abstract  
Optimization of tellurium and antimony extraction from residue generated in alkaline sulfide leaching of tellurium-bearing alkaline skimming slag
Zhipeng Xu, Xueyi Guo, Dong Li, Qinghua Tian, Liu Zhu
Abstract  
Cold-model study on the maximum penetration distance of the injection lance in a Kaldo furnace
Manuel Pérez-Tello, María M. Salazar-Campoy, Óscar Rodríguez-Hoyos
Abstract  

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