CYCLONE-DUST COLLECTOR "PIPE IN A PIPE" Russian patent published in 2018 - IPC B04C5/103 B04C5/107 

FIELD: technology for cleaning.

SUBSTANCE: invention relates to a technology intended for dry cleaning of gases from dust and can be used in construction, refractory, metallurgical, food and other industries. Cyclone-dust collector "Pipe in a pipe" contains a cylinder-conical casing with an inlet nozzle located tangentially at an angle to the horizontal and with a cylindrical outlet nozzle coaxially connected to the casing and located in the center of the casing; a cylindrical insert installed in the body, in which the conical casing of the second stage of cleaning of the cyclone is located with a tangential inlet pipe and an exhaust pipe.

EFFECT: technical result: increasing the efficiency of cleaning dusty gas emissions, saving production spaces and energy resources.

1 cl, 3 dwg