HYDROCYCLONE Russian patent published in 1994 - IPC

FIELD: separators. SUBSTANCE: hydrocyclone has an oil catcher made from a flexible material put on the upper end of a petroleum product bleed branch pipe located coaxially inside a clarified fluid bleed branch pipe. A perforation is provided through the whole surface in the upper part of the clarified fluid branch pipe. The density of the flexible material of the oil catcher is smaller than that of the clarified fluid but larger than that of the petroleum products. A helical partition mounted inside the body has an ellipsoidal horizontal cross section with an extended cylindrical axis. EFFECT: improved structure. 3 dwg