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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 7928033 B1

PDFFull Text
Date of Patent:
Apr. 19, 2011

Filed:

Mar. 15, 2007

Catalyst for reducing mercury, a mercury conversion unit, and an apparatus for measuring total mercury in combustion exhaust gas by using the same

Applicants:

Shigeyuki Akiyama, Kyoto, JP;

Junji Kato, Kyoto, JP;

Fujio Koga, Kyoto, JP;

Koji Ishikawa, Kyoto, JP;

Inventors:

Shigeyuki Akiyama, Kyoto, JP;

Junji Kato, Kyoto, JP;

Fujio Koga, Kyoto, JP;

Koji Ishikawa, Kyoto, JP;

Assignees:

Horiba, Ltd., Kyoto, JP;

Nippon Instruments Corporation, Tokyo, JP;

Attorney:
Primary Examiner:

Patricia L Hailey

Int. Cl.
CPC ...
B01J 27/00 (2006.01); B01J 27/02 (2006.01); B01J 27/055 (2006.01); B01J 21/18 (2006.01); B01J 27/20 (2006.01); B01J 20/00 (2006.01); C01G 11/00 (2006.01); C01G 9/00 (2006.01); B01D 47/00 (2006.01); B01D 53/46 (2006.01); B01D 53/56 (2006.01); B01D 53/02 (2006.01); C01B 17/42 (2006.01); C01B 31/24 (2006.01); C01D 5/00 (2006.01); C01D 15/06 (2006.01); C01D 17/00 (2006.01); C01D 7/00 (2006.01); C01F 5/42 (2006.01); C01F 11/46 (2006.01); C01F 5/24 (2006.01); A62D 3/30 (2007.01); A62D 3/36 (2007.01); A62D 3/40 (2007.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a catalyst for reducing mercury, which comprises a reagent comprising any of the sulfites of potassium, sodium, calcium and magnesium, or any of the phosphates thereof, or a combination of them, as a main reagent of a catalyst component. And the present invention relates to the catalyst for reducing mercury, wherein the catalyst component is mixed with a different salt as an agent for inhibiting crystallization of the catalyst component.

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