Title:
選択触媒還元用の高度アンモニア供給制御
Document Type and Number:
Japanese Patent JP4471643
Kind Code:
B2
Abstract:
A selective catalytic reduction emissions control system of a compression ignition engine is provided with enhanced ammonia feed control for improved emissions control performance. The reduction agent is provided in two doses, and the reactor is provided with two reacting beds. The second dose of reactant is provided between the first and second reacting beds.
Inventors:
John Earl Gladden
Application Number:
JP2003420109A
Publication Date:
June 02, 2010
Filing Date:
December 17, 2003
Export Citation:
Assignee:
CATERPILLAR INCORPORATED
International Classes:
F01N3/08; F01N3/20; F01N3/36; F01N13/02
Domestic Patent References:
| JP2003529699A | ||||
| JP2000265828A |
Attorney, Agent or Firm:
Yoshikazu Tani
Kazuo Abe
Kazuo Abe