Title:
炭酸化スラグの製造方法
Document Type and Number:
Japanese Patent JP5783057
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To manufacture a carbonated slag from a steelmaking slag by a simple, high-productivity and low-cost method.SOLUTION: A steelmaking slag 15 is immersed in water 16 in a reaction tank body 10; a carbon dioxide gas 12 is blown in the water 16 under stirring; and the blowing-in of the gas 12 is finished when pH of the water 16 at this time falls in the range of 11.8 or lower and 8.5 or higher.
Inventors:
Koi Torii
Takeshi Okada
Masaaki Yamade
Masato Jimbo
Hidetoshi Ogawa
Takeshi Okada
Masaaki Yamade
Masato Jimbo
Hidetoshi Ogawa
Application Number:
JP2012008155A
Publication Date:
September 24, 2015
Filing Date:
January 18, 2012
Export Citation:
Assignee:
Nippon Steel & Sumitomo Metal Corporation
International Classes:
C04B5/00; B09B3/00; C04B5/06
Domestic Patent References:
| JP2009057257A | ||||
| JP2003095709A | ||||
| JP2005179170A |
Attorney, Agent or Firm:
Masaki Ichihara
Hideki
Shoichi Hirose
Hideki
Shoichi Hirose
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