Improvements made to the object of main patent no. 297,317 by: "Centrifugal device for countercurrent changes", which includes: a rotor having a pair of terminal walls, a plurality of concentric spacer bands spaced at regular intervals in said rotor, being said bands are provided with a plurality of perforations, with means for bringing the heavier liquid into the rotor and in the vicinity of the central zone and means for removing the lighter liquid from said zone, with means for introducing the liquid more light in the rotor in the peripheral zone and means for removing the heaviest liquids from said last zone, said liquids flowing through the perforations of said separator bands, of a system of detachable strips associated with said separator bands to cover said perforations; said improvement including perforated protuberances formed in said strips and creating passageways for the flow of said fluids through the band. (Machine-translation by Google Translate, not legally binding)
展开▼
