Abstract: | The article discusses the problem of the separation of particles of small spherical form from a disperse system enclosed in the cavity between two infinite coaxial cones, which are in permanent rotation.Translated from Izvestiya Akademii Nauk SSSR, Mekhanika Zhidkosti i Gaza, No. 5, pp. 188–192, September–October, 1973.In conclusion, the authors thank Yu. P. Gupalo for his critical observations. |