William J Schlittler
Engineers at Shoup Rd, Colorado Springs, CO
License number
Colorado 24396
Issued Date
Jul 1, 1986
Renew Date
Nov 1, 2015
Expiration Date
Oct 31, 2017
Type
Professional Engineer
Address
Address
4350 Shoup Rd, Colorado Springs, CO 80908
Professional information
Flotation Tank Impeller
US Patent:
6308834, Oct 30, 2001
Filed:
Apr 9, 1998
Appl. No.:
9/011801
Inventors:
Richard Asheton Peaker - London, GB
William John Schlittler - Colorado Springs CO
Joseph Rene Trudel - Monument CO
Ulf Krister Svensson - Sala, SE
William John Schlittler - Colorado Springs CO
Joseph Rene Trudel - Monument CO
Ulf Krister Svensson - Sala, SE
Assignee:
Svedala Limited - Leatherhead
International Classification:
B03D 116, B01F 304
US Classification:
209169
Abstract:
An impeller for use with apparatus to enhance mixing of a gas and a liquid, as used for example in froth flotation apparatus, having a substantially upright portion (11) substantially parallel to the axis of rotation (17), and a plurality of vanes (12) extending outwardly therefrom, at least some of the vanes (12) having an upper part (19) adapted to induce liquid flow generally downwardly towards the impeller and a lower part (20) adapted to induce liquid flow generally upwardly towards the impeller, wherein the impeller further comprises barrier means (14) at least partially dividing the upper and lower parts, and a gas input situated on the same side of the barrier means (14) as the lower part (20). The barrier means (14) may comprise a flange like member in a plane generally perpendicular to the axis of rotation (17) and may intersect, or be integral with at least part of the vanes.