wall 12 a substantial part of the liquid 18 is withdrawn from the batch this liquid remains in the drum 1 or as the case may be in the outer vessel 15 while the batch 17 is further lifted as during the rotation of the drum 1 in the conveying direction 20 the wall 12 attains a sufficient inclination the batch 17 slides on the lifting wall 12 downwardly onto the impeller slide 9 and further slides on the latter in the conveying direction from the left to the right as viewed in fig2 to thus exit through the outlet opening 6 and to be then introduced into the successive drum 1 turning now to fig7 there is illustrated therein a drum equipped washing machine in which the drums are structured according to the invention the washing machine has three drums 1 the outer vessels 15 are formed of a housing portion 21 which at its opposite ends is provided with radially outwardly extending annular flanges 22 to these flanges there are secured by means of bolts 24 or the like radial separating walls 23 in a fluidtight manner the housing shell 21 of an adjoining outer vessel 15 may engage directly the opposite side of the separating wall 23 so that in each instance only a single separating wall 23 is arranged between any two adjoining drums 1 each separating wall 23 is provided with a central opening accommodating a slide bearing ring 25 which.