Patent ID: 6699169
Filing Date: 2004-03-02
Classification: B01D,C02F

Abstract:
A centrifugal extractor comprising:a housing having a bearing disposed thereon; a rotary shaft supported by said bearing and extending downward into said housing; and a rotor rotatably supported in said housing such that said rotor is suspended by said rotary shaft, said rotor being spaced from an inner wall of said housing to form a gap therebetween; wherein an aqueous phase liquid and an organic phase liquid are supplied to said gap and mixed in said gap, a mixed phase liquid is sucked into said rotor and separated into two liquid phases in a centrifugal force field generated in said rotor, and the separated liquid phases are discharged to corresponding collectors respectively; and wherein a cavity portion is provided in the center of said rotor, and a cylindrical body is arranged so as to stand upright from the bottom of said housing towards said cavity portion, and a lower supporting and rotating mechanism of said rotary shaft is disposed at the upper end of said cylindrical body, and a neutron absorption material is sealed into said cylindrical body.