Coal mine ventilation device with dust removal filtering structure

The utility model relates to the technical field of coal mine ventilation, in particular to a coal mine ventilation device with a dust removal filtering structure, which comprises a ventilation pipeline and a water pump, a protective shell is fixed at the top end of the ventilation pipeline, the wat...

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Bibliographische Detailangaben
Hauptverfasser:	LIU XIAOCHEN, LENG JIGAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AGRICULTURE AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING ANIMAL HUSBANDRY APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUSPLANTS BLASTING CATCHING, TRAPPING OR SCARING OF ANIMALS EARTH DRILLING FISHING FIXED CONSTRUCTIONS FORESTRY HEATING HUMAN NECESSITIES HUNTING LIGHTING MECHANICAL ENGINEERING MINING RANGES SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS TRAPPING VENTILATING WEAPONS
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