Reasonable drilling angle and technology application for pre-cracking thick-hard roofs before driving gob-side roadways in ultra-thick seams

F Fulian He Y Yanhao Wu D Deqiu Wang J Jianlong Zhang K Kai Tao

Article Details

Volume / Issue Vol. 16, Issue 1
Published February 16, 2026
ISSN 2045-2322
Publisher Nature Portfolio

Journal Info

Scientific Reports

Nature Portfolio

ISSN: 2045-2322 Open Access Life Sciences

Authors (5)

F

Fulian He

Y

Yanhao Wu

D

Deqiu Wang

J

Jianlong Zhang

K

Kai Tao