Experimental Study of Gangue Layer Weakening with Deep-Hole Presplitting Blasting

Advances in coal mining technology and an increase in coal output are resulting in increasingly challenging conditions being encountered at coal seams. This is particularly so at thin coal seams, where a large number of hard rock layers known as gangue are often present, which seriously affect the n...

Full description

Saved in:
Bibliographic Details
Main Authors: Jianchi Hao, Lifeng Ren, Hu Wen, Duo Zhang
Format: article
Language:EN
Published: Hindawi Limited 2021
Subjects:
Online Access:https://doaj.org/article/8816dd2272e1472e9cb01b31c12b5096
Tags: Add Tag
No Tags, Be the first to tag this record!