Patent ID: 7445653

Claim:
A centrifugal oil separator comprising a plate separator arranged in a housing, said plate separator comprising a plurality of spaced apart plates which form flow paths between them for a gas that is to be cleaned, said flow paths connecting an intake space situated at the radial exterior of the plate separator, to which the gas to be cleaned is supplied through an intake opening in the housing, with an axial discharge channel situated at the radial interior of the plate separator; said oil separator further comprising a rotational element arranged in said housing, wherein the rotational element is constructed as a compressor wheel arranged adjacent an axial end face of the plate separator, said compressor wheel having a suction side and a discharge side, said suction side being supplied with gas via the intake opening, and said discharge side communicating with the intake space, and said compressor wheel comprising rotating vanes which are connected to an end plate of the plate separator.