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October 2022

Volume 74 Issue 279

FEATURED ARTICLES

Froth launder modification in 300-m3 flotation cells at Kennecott Copperton concentrator G. Bermudez, T. Perkins, R. Sorensen, C. Smith, L. Bartsch, J. Moyo, R. Dube, M. Brändström	Preview
Human capital headed for shortages as mining supply-chain woes hit more than materials Chee Theng	Preview
The permitting and public relations of controversial projects in mining M. Akers, C. Roos, C. Okrusch, S. Rosenthal	Preview
Space resources enthusiasts meet at Colorado School of Mines: NASA mission to moon taking shape Nancy Profera	Preview
Rare earth elements: Identification and economic considerations in the Oceanus Procellarum Lisa Haley	Preview

TECHNICAL PAPER ABSTRACTS

Extended abstracts from the SME journal Mining, Metallurgy & Exploration	Abstract
Hot surface ignition of liquid fuels under ventilation Wei Tang, Davood Bahrami, Liming Yuan, Richard Thomas, John Soles	Abstract
Study on oxidation kinetics and mechanism of copper slag under nonisothermal conditions Lili Zhang, Hongwei Yang	Abstract
A genetic algorithm-based approach for optimizing short-term production schedules of multimine mineral value chains Pranjal Pathak, Biswajit Samanta	Abstract
Numerical evaluation of stress and permeability evolution of overlying coal seams for gas drainage and gas disaster elimination in protective layer Peng Hou, Yi Xue, Feng Gao, Songhe Wang, Xuanye Jiao, Caihui Zhu	Abstract
Extensive duct-fan systems with in-line booster fans: Planning for partial vacuum and an algorithm for in-line booster fan positioning Myriam Francoeur, John R.R. Bowling, Adam McFadden	Abstract

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