Coal Extraction

ISBN-13: 9781617618826 / Angielski / Twarda / 2011 / 211 str.

James J Stewart

Opis

The goal of coal mining is to economically remove coal from the ground. The most economical method of coal extraction from coal seams depends on the depth and quality of the seams, and the geology and environmental factors. This book presents research from across the globe in the study of coal extraction.