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Seam Coal

Seam Coal

Seam Coal

Seam Coal

2

Fixed Equipment for Drive End Unit of Scraper-conveyor Used in Thin Coal Seam Coal Faces

薄煤层工作面刮板输送机机尾固定装置

3

Blasting parameters optimized to improve lump coal rate of thin seam coal mining face

薄煤层提高块煤率的爆破参数优化

4

Double Unit Coal Mining Technology for Thin Seam Coal Mining Tace with Road Retained for Next Sublevel

薄煤层沿空留巷对拉开采技术

5

Double-unit coal mining technology for thin seam coal mining face with road retained for next sublevel

薄煤层采煤工作面沿空留巷对拉开采技术

6

Application of Plow to Realize High-productive and High-efficiency on Thin Coal Seam Coal Face

应用刨煤机实现薄煤层工作面的高产高效

7

Comprehensive Control for Methane from Gassy and Thick -coal Seam Coal Mining Face

高瓦斯厚煤层采煤工作面的瓦斯综合治理

8

Thin seam coal shearer with electric magnetic speed control haulage

电磁调速电牵引薄煤层采煤机

9

Application of water injection technology in steep seam coal

注水技术在急倾斜煤层中的应用

10

Thin Seam Coal Mining of Steep Slope and Short Distance

急倾斜近距离薄煤层的开采

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