V.Y. Putilov, I.V. Putilova, A.R. Khasyanshina, National Research University “Moscow Power Engineering Institute”, Russia

 In the paper a brief overview of the major technologies for separating dust from dust and gas flows is provided. Various classifications of dust separation devices are described. Main characteristics of devices for purification of dusty air of pneumatic conveying plants and their applications are presented. Brief results of analyzing the applicability of different air dedusting technologies and equipment for installations for pneumatic conveying of ash and coal dust of TPPs and other fine bulk materials are given.