Lastest Impeller Machining Approach News

Lastest Impeller Machining Approach News

Image from web page 296 of “The flotation procedure” (1916)
impeller machining process
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Identifier: flotationprocess00richuoft
Title: The flotation approach
Year: 1916 (1910s)
Authors: Richard, Thomas Arthur, 1864-
Subjects: Flotation
Publisher: San Francisco Mining and Scientific Press
Contributing Library: Gerstein – University of Toronto
Digitizing Sponsor: University of Toronto

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Text Appearing Just before Image:
Fig. 62. axother form of hoover machine. compartment permits the material to be treated until all mineral hasbeen removed with no stopping the machine, so that a single treat-ment yields a clean tailing. However, a second therapy of thisrougher-froth is occasionally necessary in order to get a high-gradeconcentrate. Clean tailings normally mean only medium-grade 288 THE FLOTATION Process concentrates due to entrainment of gangue, in the removal of allthe mineral. The stuffing-box in the bottom will possibly leak if not watched.Nevertheless, this driving of the impellers from beneath, rather of from

Text Appearing Soon after Image:
Fig. 63. the hoover jiachixe. above, leaves the top of the machine cost-free for the operator and ismore convenient in each way. This is of significance in a laboratory-machine, and will excuse the use of a stuffing-box. In massive-scalemachines a stuffing-box underneath would not be tolerated, and the TESTING ORES FOR THE FLOTATION Process 289 drive must be from above. We would also suggest a sheet-leadconstruction as becoming more simply built. A ^-inch sheet-lead issuflSciently rigid to stand up well, although it is ductile enough to be

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