Room air ventilation filtering device

The utility model provides a room air ventilation filtering device, is including being used for filtered air's sky to strain, empty strain to strain including highly the same interior sky strain with the outer space, interior sky is strained to strain with the outer space and is cylindric, the...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	QIN ZHIQI
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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