Title:
EXHAUST GAS CLEANING CATALYST AND EXHAUST GAS CLEANING METHOD
Document Type and Number:
Japanese Patent JP2004167306
Kind Code:
A
Abstract:
To provide an exhaust gas cleaning catalyst having an excellent NOx cleaning capacity even after lasting use when exhaust gas containing much oxygen is cleaned, and an exhaust gas cleaning method using the catalyst.
The exhaust gas cleaning catalyst contains copper oxide and ZSM-5 and/or zeolite β and an oxide of at least one kind of an element selected from the group consisting of magnesium, calcium and silver is further added to the catalyst. This catalyst is used in the exhaust gas cleaning method.
Inventors:
MATSUMOTO TAKESHI
KOBAYASHI TAKAO
NAKANE TAKUJI
UNO TAKAHIRO
HORIUCHI MAKOTO
KOBAYASHI TAKAO
NAKANE TAKUJI
UNO TAKAHIRO
HORIUCHI MAKOTO
Application Number:
JP2002333628A
Publication Date:
June 17, 2004
Filing Date:
November 18, 2002
Export Citation:
Assignee:
ICT KK
INTERNATL CATALYST TECHNOL INC
INTERNATL CATALYST TECHNOL INC
International Classes:
F01N3/10; B01D53/94; B01J23/72; B01J29/40; B01J29/46; B01J29/70; B01J29/76; B01J35/00; B01J37/02; F01N3/28; B01J23/78; (IPC1-7): B01J29/76; B01D53/94; B01J29/46; F01N3/10; F01N3/28
Attorney, Agent or Firm:
八田 幹雄
奈良 泰男
宇谷 勝幸
野上 敦
齋藤 悦子
奈良 泰男
宇谷 勝幸
野上 敦
齋藤 悦子
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