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Title:
METHOD FOR SUPPRESSING ELUTION OF MANGANESE
Document Type and Number:
WIPO Patent Application WO/2015/093363
Kind Code:
A1
Abstract:
The present invention suppresses elution of manganese from manganese sediment in slurry accumulated in a sedimentation tank. The present invention sets the pH of the slurry including manganese sediment accumulated in the sedimentation tank to 8.0-9.0 and suppresses the elution of manganese.

Inventors:
YOKOGAWA TOMOHIKO (JP)
HATTORI YASUMASA (JP)
Application Number:
PCT/JP2014/082647
Publication Date:
June 25, 2015
Filing Date:
December 10, 2014
Export Citation:
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Assignee:
SUMITOMO METAL MINING CO (JP)
International Classes:
C02F11/00; C22B3/04; C22B23/00
Foreign References:
JP2010207674A2010-09-24
JPH09248576A1997-09-22
JP2004049933A2004-02-19
JP2005350766A2005-12-22
JP2012250226A2012-12-20
JP2011206757A2011-10-20
Attorney, Agent or Firm:
KOIKE, Akira et al. (JP)
Akira Koike (JP)
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