Gas extraction drill hole design method

The invention provides a gas extraction drill hole design method. The gas extraction drill hole design method comprises the steps that a bedding drill hole model is established, wherein drill holes of all coal seam sections are designed, and drill hole sets are formed; establishing a layer-crossing...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG XUEBING, FU RONG, WANG ZHIQIANG, SHAO WENQI, LI HUI, XU TENGFEI, PENG YANG, CUI JUNFEI, ZHANG MING, LIAO CHENG, ZHANG SHILING, LIU TAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CALCULATING COMPUTING COUNTING DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES EARTH DRILLING ELECTRIC DIGITAL DATA PROCESSING FIXED CONSTRUCTIONS MINING PHYSICS SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR
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