Filtering separator having a cleaning device, comprising a chamber which can travel within the clean gas compartment and which is provided with a compressed-air feedline and at least one injector and which is subdivided into a suction compartment for drawing in secondary flushing gas and a pressure compartment, on the wall of the suction compartment of the chamber, through-holes being provided which have non-return-valve-like shut-off elements for drawing in the secondary flushing gas from the clean gas compartment.
