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Longwall Mining
Describes longwall mining and compares it with other underground mining methods. Describes major changes in the geologic, technological, and operating characteristics of longwall mining over the past decade. Shows how changes lead to dramatic improvements in longwall mining productivity. References for technology and historical development. Charts and tables.
Longwall Mining
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Longwall Mining
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Longwall Mining, 3rd Edition
In the past 13 years since the publication of Longwall Mining, 2nd edition in 2006, although there have been no major changes in longwall mining technology and operations, many incremental developments in the whole system as well as various subsystems of the existing longwall mining operational technologies as detailed in the 2nd edition have been added to this edition. Major developments are automation, and health and safety technology, as well as equipment reliability, thereby greatly increasing productivity and cutting cost. In particular, the longwall system can now run automatically cut by cut forever without operators' intervention provided that the geology allows it. Other health and ...
Longwall Mining
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Longwall Mining at Shallow Depth of Cover in India
The method of mining under specific mining conditions was for the first time implemented in India with success. Similar conditions may arise in other coalfields, and the detailed study would surely guide the operators to overcome any problems likely to arise during actual mining operations.
