Progressive Technologien des Kohle-, Kohlebettmethan- und Erzbergbaus, Taschenbuch...
Progressive Technologies of Coal, Coalbed Methane, and Ores Mining, Paperback by Bondarenko, Volodymyr (EDT); Kovalevs'ka, Iryna (EDT); Ganushevych, Kostiantyn (EDT), ISBN 0367576090, ISBN-13 9780367576097, Like New Used, Free P&P in the UK Presenting new technologies in underground coal extraction, with special attention to mine galleries support and maintenance, load mechanism of "massif-support system-safety system" systems, analysis of face equipment for thin coal seams mining and substantiation of rational stoping parameters. Advanced surface mining technologies of coal an
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