METHOD OF HEAT SUPPLY SYSTEMS, WATER SUPPLY AND DISPOSAL SYSTEMS CLEANING OF IMPURITIES Russian patent published in 2016 - IPC B08B9/02 B08B9/32 

FIELD: heating systems.

SUBSTANCE: invention relates to cleaning of pipelines, liquid heating systems and radiators inner surfaces of central heating etc. of contaminants (sludge, various deposits, corrosion products, plugs and blockages) and can be used in heat engineering, housing and communal services, industry. Method includes at least one cycle, in series including disconnection of cleaned section from main pipeline, connection of drain riser of cleaned section to extraction device, creation inside cleaned section of low pressure zone due to removal of water from drain riser with discharge device, disconnection of cleaned section drain riser from extraction devices, connection of supply riser to main line or to discharge device while simultaneously feeding water or air under pressure not less than 100 kPa, connection of drain riser to main line or to discharge device with simultaneous switching on of water pumping out.

EFFECT: efficient cleaning of heating system without using chemical reagents, without dismantling of separate elements of systems.

1 cl, 1 dwg