Fireproof device for smoke prevention and exhaust air pipe

The utility model discloses a fireproof device for a smoke prevention and exhaust air pipe, belongs to the technical field of fire protection and smoke exhaust, and solves the problem that the existing smoke prevention and exhaust air pipe cannot meet the fire endurance requirement. The pipeline com...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JIANG YONGHAO, CHEN WENBIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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