LOOSENER FOR POWDER FIRE EXTINGUISHERS Russian patent published in 2011 - IPC A62D1/00 

FIELD: firefighting means.

SUBSTANCE: invention relates to field of creating fire-extinguishing powders for extinguishing fires of A, B, C classes and electric installations under voltage up to 1000 V (class E). Essence of invention: loosener for powder fire extinguishers represents system of bodies inside the volume of fire-extinguishing agent, system of bodies being hollow alumosilicate microspheres of fly ash of thermal power stations, distributed in fire-extinguishing agent. Hollow microspheres have dimensions, fitting into diametres from 20 to 400 mcm, wall thickness being more than 2 mcm.

EFFECT: increase of manufacturability, reliability and efficiency of application of various fire-extinguishing powders, reduction of labour consumption of preparatory work, increase of terms of powder compositions storage in operating state without recharging, possibility to use cases of any powder fire-extinguishers.

2 cl, 3 dwg