Title:
活性アルミナ触媒および亜酸化窒素除去方法
Document Type and Number:
Japanese Patent JP5702172
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an activated alumina catalyst and a method of removing nitrous oxide, with which nitrous oxide contained in a combustion gas can be efficiently removed at low cost.SOLUTION: The activated alumina catalyst removes nitrous oxide in a combustion gas and contains, as activated alumina, at least one selected from κ, δ, γ, η, χ, ρ and boehmite types or their mixture, and further contains 0.1-20 mass% of a base metal. The method of removing nitrous oxide includes the process of contacting the activated alumina catalyst with the combustion gas in a fluidized bed combustion furnace.
Inventors:
Takashi Umeki
Oka saki bunbunho
Oka saki bunbunho
Application Number:
JP2011018332A
Publication Date:
April 15, 2015
Filing Date:
January 31, 2011
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
B01D53/94; B01J23/72; B01J23/745; B01J23/755
Domestic Patent References:
| JP6198187A | ||||
| JP6218233A | ||||
| JP6123406A | ||||
| JP63007826A |
Attorney, Agent or Firm:
Intellectual Property Office