| 摘要 |
1514143 Froth flotation cells; mixing OUTOKUMPU OY 12 Jan 1977 [13 Jan 1976] 01175/77 Headings B1C and B2H In a froth flotation cell comprising a container 1 having one (Figs. 1 and 1b) or more (Fig. 3) froth removal edges 6 and a rotor 3 and a stator 2 immersed in a slurry to be flotated and causing circulation of the slurry, in order to direct the flow of slurry at its surface towards the removal edge or edges 6 to discharge the froth thereover, the clearance between the rotor and the stator, as seen in the direction of rotation of the rotor, increases in that (Figs. 1, 1b or those (Fig. 3) sectors of the rotor and stator combination which is or which are nearest the removal edge or edges and decreases in the other sector or the intermediate sectors. |
