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Title:
貴金属の回収方法及び燃焼装置
Document Type and Number:
Japanese Patent JP5688200
Kind Code:
B2
Abstract:

To provide a method for recovering noble metals by which combustion efficiency is improved to reduce energy consumption, and further the extraction rate of noble metals can be improved, and to provide a combusting device suitable for improving combustion efficiency.

The method for recovering noble metals includes: a combusting step where activated carbon with noble metals adsorbed therein is combusted to be ashed; and an extraction step where the noble metals are extracted from the ashed matter obtained by the combustion; wherein in the combusting step, the activated carbon is irradiated with microwaves to be combusted, and an oxygen-containing gas is fed to progress the combustion of the activated carbon.

COPYRIGHT: (C)2009,JPO&INPIT


Inventors:
奥田 晃彦
鯖江 慶
佐藤 浩安
宇佐美 隆夫
清水 康次
水野 克久
Application Number:
JP2008022499A
Publication Date:
March 25, 2015
Filing Date:
February 01, 2008
Export Citation:
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Assignee:
田中貴金属工業株式会社
美濃窯業株式会社
International Classes:
C22B11/02; B09B3/00; C22B3/24; C22B7/00; C22B11/00; F23G7/00; F27D11/12
Attorney, Agent or Firm:
Patent business corporation Tanaka and Okazaki and associates