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B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
B04C3/00—Apparatus in which the axial direction of the vortex flow following a screw-thread type line remains unchanged ; Devices in which one of the two discharge ducts returns centrally through the vortex chamber, a reverse-flow vortex being prevented by bulkheads in the central discharge duct
B04C3/04—Multiple arrangement thereof
FR858454D1938-10-101939-07-28Dépoussiéreur à séparer les particules solides des gaz
ExpiredFR858454A
(fr)
Perfectionnements apportés aux appareils pour séparer les particules solides en suspension dans les gaz, notamment à ceux pour le dépoussièrage des gaz de combustion