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.:
Date of Patent:
Oct. 13, 2015
Filed:
Jul. 30, 2014
Applicant:
Energy & Environmental Research Center Foundation, Grand Forks, ND (US);
Inventors:
Michael J. Holmes, Thompson, ND (US);
John H. Pavlish, East Grand Forks, MN (US);
Edwin S. Olson, Grand Forks, ND (US);
Assignee:
ENERGY & ENVIRONMENTAL RESEARCH CENTER FOUNDATION, Grand Forks, ND (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/64 (2006.01); F23J 15/02 (2006.01); F23J 15/04 (2006.01);
U.S. Cl.
CPC ...
B01D 53/64 (2013.01); B01D 2251/404 (2013.01); B01D 2257/602 (2013.01);
Abstract
A system and method is provided for the removal of mercury from flue gas. Effective removal of mercury is obtained by oxidation of elemental mercury, with highly reactive halogen species derived from dissociation of halogen compounds at moderate temperatures brought into contact with the flue gas with or without the addition of carbon.