Cement kiln - WikipediaCement kilns are used for the pyroprocessing stage of manufacture of Portland and other types . The basic, egg-cup shaped lime kiln was provided with a conical or beehive shaped extension to increase draught and thus obtain the higher temperature .. The key component of the gas-suspension preheater is the cyclone.working principles of a preheater cyclone,Preheater calciner systems - FLmulti-stage cyclone preheater. Most of the calcination . flexibility and ease of operation, the FL . cyclone to the kiln riser and the calciner. These feed.
working principles of a preheater cyclone