Cyclonic Separation Technology: Researches and
#0183;#32;Since the first patent of cyclone for airsolid separation came out in 1885 ( Finch, Dust collector, US 325521, 1885) and the first patent of hydrocyclone appeared in 1891 (E. Bretney, Water purifier, US 453105, 1891), there are three main stages in the development of cyclonic separation: solidliquid separation (1890 1950) [1], liquidliquid separation (1950 2000) and the separation of