Three-product nozzle-type centrifuge

Claim 1

IN A CENTRIFUGAL MACHINE A ROTOR STRUCTURE WHICH COMPRISES A PAIR OF CONICALLY SHAPED BOWL END PORTIONS HAVING THEIR WIDE ENDS CONNECTED TO EACH OTHER TO CONSTITUTE A ROTOR BOWL PROVIDING AN ANNULAR SEPARATING CHAMBER; OVERFLOW DISCHARGE MEANS PROVIDED AT THE NARROW END OF ONE OF SAID BOWL END PORTIONS; DISCHARGE NOZZLES PROVIDED UPON THE OUTER PERIPHERY OF THE BOWL INTERMEDITE SAID BOWL END PORTIONS FOR CENTRIFUGALLY DISCHARGING UNDERFLOW FROM SAID SEPARATING CHAMBER; A HUB PORTION CLOSING THE NARROW END OF THE OTHER BOWL END PORTION WITH A FIRST SET OF INFLOW PASSAGES IN SAID HUB PORTION SPACED FROM ONE ANOTHER AROUND THE ROTOR AXIS AND WITH A SECOND SET OF INFLOW PASSAGES IN SAID HUB PORTION SPACED FROM ONE ANOTHER AROUND SAID AXIS AND WITH DIVERGENT INFLOW CONDUITS EXTENDING FROM RESPECTIVE SECOND SET INFLOW PASSAGES TO THE REGION OF SAID NOZZLES; A ROTOR SHAFT EXTENDING FROM SAID HUB PORTION THROUGH THE NARROW END OF THE FIRST MENTIONED BOWL END PORTION; A COMPLEMENTARY CONSTRUCTION REMOVABLY CONNECTED TO THE HUB PORTION AND CONSTITUTING THEREWITH A TRANSVERSE CONDUIT MEANS HAVING A CENTRAL PORTION AND RADIAL PORTIONS EXTENDING THEREFROM COMMUNICATING WITH RESPECTIVE FIRST SET INFLOW PASSAGES IN THE HUB PORTION, SAID COMPLEMENTARY CONSTRUCTION FURTHEREMORE FORMED WITH A CENTRAL INFLUENT CHAMBER LOCATED OUTWARDLY FROM SAID TRANSVERSE CONDUIT MEANS AND HAVING A CENTRALLY DISPOSED OUTER ENTRANCE OPENING, AND FURTHERMORE FORMED WITH TRANSFER PASSAGES PROVIDING COMMUNICATION BETWEEN SAID INFLUENT CHAMBER AND RESPECTIVE SECOND SET INFLOW PASSAGES IN THE HUB PORTION FOR DELIVERY OF CONTROL LIQUID FROM SAID INFLUENT CHAMBER THROUGH SAID DIVERGENT CONDUITS TO THE REGION OF SAID NOZZLES; MEANS FOR ADMITTING FEED MIXTURE INTO SAID TRANSVERSE CONDUIT MEANS FOR DELIVERY THROUGH SAID FIRST SET INFLOW OPENINGS INTO THE SEPARATING CHAMBER; AND MEANS FOR DISCHARGING FROM SAID SEPARATING CHAMBER A THIRD FRACTION, WHICH MENS COMPRISE A FIRST SET OF OUTFLOW CONDUITS IN SAID HUB PORTION SPACED FROM ONE ANOTHER AROUND THE ROTOR AXIS AND HAVING THEIR INLET ENDS LOCATED TO RECEIVE THIRD FRACTION MATERIAL FROM AN INTERMEDIATE ZONE IN SAID SEPARATING CHAMBER, AN ANNULAR EFFLUENT CHAMBER IN SAID COMPLEMENTARY CONSTRUCTION CONCENTRIC WITH SAID INFLUENT CHAMBER, A SECOND SET OF OUTFLOW CONDUITS IN SAID COMPLEMENTARY CONSTRUCTION SPACED FROM ONE ANOTHER AROUND THE ROTOR AXIS AND PROVIDING COMMUNICATION BETWEEN SAID FIRST SET OF OUTFLOW CONDUITS IN SAID HUB PORTION AND SAID ANNULAR EFFLUENT CHAMBER, AND A RING DAM FOR SAID ANNULAR EFFLUENT CHAMBER PROVIDING OVERFLOW FOR SAID THIRD FRACTION MATERIAL FROM SAID INTERMEDIATE ZONE.