Ventilation and noise reduction device capable of being used for underground fire engineering

The utility model belongs to the technical field of underground fire-fighting engineering construction, and particularly relates to a ventilation and noise reduction device for underground fire-fighting engineering, which comprises a fan for ventilation, and a movable base which is in contact with t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HUANG LIMIN, HAO XINLIANG, GAN PENGFEI, LYU QINGKAI, JIANG BO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING HEATING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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