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Effective fracture zone under deep-hole cumulative blasting in coal seam

Deep-hole directional cumulative-blasting cracking technology has unique advantages for improving coal seam permeability. This paper was concerned with the range of the effective fracture zone under cumulative blasting using a linear-shaped charge in a coal seam. Based on the analysis of the mechani...

Täydet tiedot

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Bibliografiset tiedot
Päätekijät: GUO De-yong, ZHAO Jie-chao, LÜ Peng-fei, ZHU Tong-gong
Aineistotyyppi: Artigo
Kieli:Chinês
Julkaistu: Science Press 2019-05-01
Sarja:工程科学学报
Aiheet:
Linkit:http://cje.ustb.edu.cn/article/doi/10.13374/j.issn2095-9389.2019.05.004
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