Analysis of the roof damage range in close-proximity gently inclined coal seams mining and the feasibility of upward mining.

• Tác giả: Yang Chen, Liqiang Dong, Zhuo Li, Yibo Wei, Pei Zhang
• Ngôn ngữ: eng
• Ký hiệu phân loại: 343.0775 Military, defense, public property, public finance, tax, commerce (trade), industrial law
• Thông tin xuất bản: England : Scientific reports , 2025
• Bộ sưu tập: NCBI
• ID: 55961

Tóm tắt

In view of the feasibility of upward mining under the influence of repetitive mining for the close-proximity gently inclined coal seams, combined with the engineering geology of the coal seams in the south area of Xin'an Coal Mine, a formula for the depth of rock mass failure above the working face roof was proposed to investigate the continuity and integrity of coal seams 2