. . "age includes a refining zone to refine the medium consistency pulp and an outlet for the refined medium consistency pulp.BRIEF DESCRIPTION OF THE DRAWINGSFIG. 1 is a mill process diagram of an exemplary refining system using high consistency and medium consistency refining stages.FIGS. 2A and 2B are a side view and front view, respectively, of a conventional refiner plate used for operation of a p" . .