A centrifuge is disclosed designed either as a solid bowl centrifuge or separator for separating solids/liquids mixtures. A centrifuge drum having an outer jacket is provided with apertures positioned in the jacket. Through the apertures at least a partial discharge of concentrated solids phase occurs...http://www.google.es/patents/US4339072?utm_source=gb-gplus-sharePatente US4339072 - Centrifuge for separating solids/liquids mixtures