Title:
セレン除去方法及びセレン除去装置
Document Type and Number:
Japanese Patent JP5591417
Kind Code:
B1
Abstract:
A method for removing selenium according to the present invention comprises: a valence change step of adding an oxidant to a wastewater from a facility that gasifies a fuel containing selenium in a reducing atmosphere, and oxidizing the selenium to change the valence of the selenium, and a solid-liquid separation step of adding a flocculant to the wastewater, forming a floc containing the selenium for which the valence has been changed in the valence change step, and subjecting the floc to solid-liquid separation.
Inventors:
Okino 進
Kazuhide Kamimura
Tetsuya Ito
Nishida 守賢
Hiroyuki Nakamura
Kazuhide Kamimura
Tetsuya Ito
Nishida 守賢
Hiroyuki Nakamura
Application Number:
JP2014502910A
Publication Date:
September 17, 2014
Filing Date:
June 28, 2013
Export Citation:
Assignee:
Mitsubishi Heavy Industries mechatronics systems incorporated company
International Classes:
C02F1/72; C02F1/52; C02F1/56; C02F1/76; C02F1/78
Attorney, Agent or Firm:
Takaharu Fujita
Ueda Kunio
Ueda Kunio