| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cyclone apparatus for powder collection capable of recovering fine powder manufactured by a spray drier with a satisfactory yield. <P>SOLUTION: A powder recovery apparatus comprises: a cyclone body; a powder introduction pipe disposed for blowing a gas stream containing dispersed powder into the cyclone body; an exhaust pipe disposed for discharging gas in the cyclone body; a powder recovery container disposed on the lower part of the cyclone body having a suction port; and an ejector which exhibits suction power by using compressed gas, wherein a blow-down mechanism is provided by sucking the gas from the suction port of the powder recovery container by means of the ejector and a gas mixture of blow-down gas sucked by the ejector and the compressed gas is blown into the powder introduction pipe or the cyclone body. <P>COPYRIGHT: (C)2012,JPO&INPIT |
