Fireproof flame-retardant structure for constructional engineering

The utility model relates to the technical field of constructional engineering, in particular to a fireproof flame-retardant structure for constructional engineering, which comprises a ventilating duct, a shutter is fixedly mounted on one side of the ventilating duct, a baffle is movably connected t...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	JIN JICHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING FIRE-FIGHTING HEATING HUMAN NECESSITIES LIFE-SAVING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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