Patent Number: 8,794,446

Title: Sparging device for a flotation cell

Abstract: A sparging device for a flotation cell may include a central gas tube with a central gas orifice which is adjoined by at least two connecting tubes each having a connecting gas orifice, the connecting tubes being aligned at a right angle ss to a longitudinal axis LZ of the central gas tube, the central gas orifice being connected to the connecting gas orifices, and each connecting tube being connected to at least one gas injection unit at its end remote from the central gas tube. A flotation cell with such a sparging device and a flotation method are also disclosed.

Inventors: Blendinger; Stefan (Furth, DE), Fleck; Robert (Adelsdorf, DE), Franke; Gerold (Nurnberg, DE), Grossmann; Lilla (Erlangen, DE), Hartmann; Werner (Weisendorf, DE), Krieglstein; Wolfgang (Nurnberg, DE)

Assignee: Siemens Aktiengesellschaft

International Classification: B03D 1/24 (20060101); B01F 3/04 (20060101)

Expiration Date: 8/05/12018