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Patent Searching and Data


Title:
FROTH MOVING SPEED MEASURING DEVICE AND FROTH MOVING SPEED MEASURING METHOD, AND FLOTATION DEVICE AND FLOTATION METHOD USING FROTH MOVING SPEED MEASURING DEVICE AND FROTH MOVING SPEED MEASURING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/241339
Kind Code:
A1
Abstract:
A froth moving speed measuring device comprises: a light source for irradiating a top surface of a flotation tank with light; an imaging means for capturing an image of at least a portion of the top surface of the flotation tank; and a computation means for calculating a moving distance of froth from the image captured by the imaging means to calculate a moving speed of the froth.

Inventors:
SUGIHARA JUN (JP)
Application Number:
JP2020/019592
Publication Date:
December 03, 2020
Filing Date:
May 18, 2020
Export Citation:
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Assignee:
SUMITOMO METAL MINING CO (JP)
International Classes:
G01P5/20; B03D1/02; B03D1/16; G06T7/00
Foreign References:
US6778881B12004-08-17
CN101339663A2009-01-07
CN105488816A2016-04-13
CN103604946A2014-02-26
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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