METHOD OF FIRE FIGHTING IN BUILDINGS AND STRUCTURES WITH CLOSED VOLUME Russian patent published in 2012 - IPC A62C3/00 

FIELD: fire-prevention facilities.

SUBSTANCE: invention relates to methods of fire fighting in buildings with closed volume with liquid extinguishing agents. The method of fire fighting in buildings and structures with closed volume through the use of liquid extinguishing agents using stationary (sprinkler or drencher) installations or mobile technical means (fire engine or helicopter) having a pipeline connection to the sources of fire extinguishers (tank) and spray heads, and the supply of extinguishing agent into the fire seat can be carried out through the formed window opening (typical for mobile technical means). And after supply in the area of fire seat extinguishing of the liquid agent, the used liquid agent is collected, filtered and fed into the tank or into the system of fire water supply of the building for reuse. Collecting of the liquid extinguishing agent is also carried out after fire isolation until it is completely removed from the floor of the premises.

EFFECT: invention provides a reduction of harm caused by fire fighting and increase in effectiveness of fire fighting process due to collection and reuse of fire extinguishing liquid.

2 cl