US Patent 7938872 Device for separating particles from a gas stream

The invention concerns a separating device for separating particles (4) from a gas stream (2) in which the gas stream (2) by means of a guiding device is caused to rotate and the liquid or solid particles (4) to be separated are removable by a particle outlet. The separating device (1) is comprised of a cylindrical housing pipe (5) with a guiding device (3) and an immersion pipe (6) arranged in alignment with the flow direction of the gas stream (2) in the housing pipe (5) which immersion pipe is provided on the exterior with a spiral (7) for a directed removal of the particles (4) separated by rotation to a housing opening (8) and with a central outlet (9) for the purified gas stream (2).