Underground engineering poison filtering, ventilation and oxygen enrichment air supply system and method

The invention belongs to the technical field of air separation, and discloses an underground engineering poison filtering, ventilation and oxygen enrichment air supply system and method.The underground engineering poison filtering, ventilation and oxygen enrichment air supply system comprises a filt...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI CHAOFENG, LI JUAN, LI YINGCHUN, XING JIAKANG, MAO WEI, XING ZHELI, HOU PUMIN, HU LI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING FIRE-FIGHTING HUMAN NECESSITIES INORGANIC CHEMISTRY LIFE-SAVING METALLURGY NON-METALLIC ELEMENTS
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