Research Article
Research on the Redistribution Law of Lateral Mining Stress and the Bearing Characteristics of Section Coal Pillar in Extra-Thick Fully Mechanized Top-Coal Caving Mining
Figure 9
Lateral mining stress redistribution and section coal pillar bearing with different cohesions of the coal and rock mass (C). (a) Wide coal pillar setup. (b) Narrow coal pillar setup.
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(b) |