Gas Evolution Principle during Gas Drainage from a Drill Hole along the Coal Seam and Reasonable Borehole Layout Spacing

• Yutian Wang,
• Xun Zhao,
• Pengfei Wang,
• Yong Chen

Affiliations

Yutian Wang

School of Resources Environment and Safety Engineering, Hunan University of Science and Technology, Xiangtan, China

Xun Zhao

Guizhou Mine Safety Scientific Research Institute Co., Ltd., Guiyang, China

Pengfei Wang

School of Resources Environment and Safety Engineering, Hunan University of Science and Technology, Xiangtan, China

Yong Chen

School of Resources Environment and Safety Engineering, Hunan University of Science and Technology, Xiangtan, China