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.

Patent No.:

US 7481043 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 27, 2009

Filed:

Dec. 15, 2004
Applicants:

Hirohito Hirata, Suntho-gun, JP;

Eriko Matsumura, Susono, JP;

Inventors:

Hirohito Hirata, Suntho-gun, JP;

Eriko Matsumura, Susono, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a plasma injector wherein a reducing agent injected from an injection port () at the distal end portion of an injection nozzle () is at least partially converted into a plasma; an exhaust gas purifying system; and a method for injecting a reducing agent. Using the plasma injector, the exhaust gas purifying system, and the method for injecting a reducing gas of the present invention, it is possible to vaporize a reducing agent supplied in an injection manner and/or to provide a highly reactive reducing agent from the reducing agent.


Find Patent Forward Citations

Hirata, Hirohito. (2009). Plasma injector, exhaust gas purifying system and method for injecting reducing agent (U.S. Patent No. 7481043). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7481043

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