POWDER FIRE-EXTINGUISHING PLANT Russian patent published in 2005 - IPC

Abstract RU 2257928 C1

FIELD: fire-fighting, particularly to extinguish fires with the use of powder.

SUBSTANCE: plant has aerator made as annular collector with through coaxial orifices formed along perimeter thereof. Outer aerator surface has flexible rings used as check valves and abutting each other by ends thereof. Gas is introduced into powder through annular gaps between rings, wherein gas is introduced as flat radiating jets.

EFFECT: improved aeration, simplified structure, increased operational efficiency.

2 dwg

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RU 2 257 928 C1

Authors

Dates

2005-08-10—Published

2004-04-05—Filed