<p>A flotation method in which a liquid or slurry is fed to a downcomer (20) where it forms a region of high void fraction which moves out of the downcomer (20) into a vessel (10) in which a froth rises and liquid or slurry falls, characterized in that the liquid or slurry is fed to the downcomer (20) with a jet velocity as it exits an orifice and enters a free jet zone of less than 8 metres/second.</p>
申请公布号
WO2007065199(A1)
申请公布日期
2007.06.14
申请号
WO2006AU01732
申请日期
2006.11.17
申请人
XSTRATA TECHNOLOGY PTY LTD;COWBURN, JOAN, ANN;GIRARD, STEPHANE;YOUNG, MICHAEL, FRANCIS
发明人
COWBURN, JOAN, ANN;GIRARD, STEPHANE;YOUNG, MICHAEL, FRANCIS