The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 21, 2023

Filed:

Nov. 28, 2019
Applicant:

Mitsubishi Power, Ltd., Yokohama, JP;

Inventors:

Shimpei Todaka, Tokyo, JP;

Hideo Miyanishi, Yokohama, JP;

Kazuhiko Sera, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/86 (2006.01); B01D 53/90 (2006.01);
U.S. Cl.
CPC ...
B01D 53/90 (2013.01); B01D 53/8631 (2013.01); B01D 2251/2062 (2013.01); B01D 2257/404 (2013.01); B01D 2258/0283 (2013.01);
Abstract

A reducing agent supply device for supplying a reducing agent to a portion of a passage for a flue gas upstream of a SCR catalyst includes at least one header pipe extending in the passage and configured to allow the reducing agent to pass through; a plurality of injection nozzles disposed on the header pipe at intervals along an extension direction of the header pipe and configured to inject the reducing agent into the passage; a heat shield plate disposed on an upstream side of the header pipe with respect to a flow direction of the flue gas and having a longitudinal direction along the extension direction of the header pipe; and at least one fixing part contacting each of the heat shield plate and the header pipe and fixing the heat shield plate to the header pipe.


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