Gas distribution of the mined-out side and extraction technology of first mined key seam relief-mining in gassy multi-seams of low permeability

Meitan Xuebao/Journal of the China Coal Society

Volumn 33, Issue 12, 2008, Pages 1362-1367

  Yuan, Liang ^a  

^a Huainan Mining Group Co Ltd   (China)

Author keywords

First mined key seam; Gas distribution; Multiseams; Pressure relieved extraction; Retained roadways; Y type ventilation

Indexed keywords

GASES; INNOVATION; METAL RECOVERY; MINING; TECHNOLOGICAL FORECASTING; VENTILATION; YTTRIUM ALLOYS;

FIRST MINED KEY SEAM; GAS DISTRIBUTION; MULTISEAMS; RETAINED ROADWAYS; Y-TYPE VENTILATION;

COAL GAS;

EID: 58149185185     PISSN: 02539993     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (5)

1. Yuan Liang, Liu Zegong. Study on the technique of roof gas drainage from mine coal seam in Huainan mine area [J]. Journal of China Coal Society, 2003, 28 (2): 149-152.
2. Yuan Liang. Theory and technology of gas drainage and capture in soft multiple coal seams of low permeability [M]. Beijing: China Coal Industry Publishing House, 2004.
3. Yuan Liang. Key technology of safe and high-efficient exploitation in methane-rich mine area [J]. Journal of China Coal Society, 2006, 31 (2): 174-178.
4. Cheng Yuanping, Yu Qixiang, Yuan Liang, et al. Experimental research of safe and high-efficient exploitation of coal and pressure relief gas in long distance [J]. Journal of China University of Mining and Technology, 2004, 33 (2): 132-136.
5. Yuan Liang. Technology of simultaneous extraction of coal and gas with boreholes drilled in retained roadway [J]. Journal of China Coal Society, 2008, 33 (8): 898-902.