Utilize anti -reflection system in coal seam of gaseous fracturing of low temperature

The utility model provides an utilize anti -reflection system in coal seam of gaseous fracturing of low temperature, basic idea carry the liquid nitrogen to setting up in the liquid nitrogen bin in bottom plate lane through heat insulation pipeline, and the liquid nitrogen in the liquid nitrogen bin...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SUN DONGHUI, BAO RIZHONG, ZHANG QIANG, WU YUANHAO, LI BO, WANG XUEYAN, ZHANG LULU, ZHU JUNLI, WANG HAOCHEN, DING ZHIBEN, ZHANG XIZHUO, REN YONGJIE, HUANG PENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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