Beneficiation an overview | ScienceDirect Topics
The cyclones used for beneficiation of fine coal are of two types – wateronly cyclones and heavymedium (HM) cyclones. The former type of cyclones is designed such that the cone angle is made relatively longer and no heavy medium is required for separation. The wateronly cyclones are an already established method and they are used in several washeries in India. This type of cyclone .