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:
Aug. 04, 2015

Filed:

Jun. 25, 2013
Applicant:

Shaw Environmental & Infrastructure, Inc., Baton Rouge, LA (US);

Inventors:

Randall P. Moore, Powell, TN (US);

Kevin Jackson, Knoxville, TN (US);

Stephen Baloga, Knoxville, TN (US);

Bobby I. T. Chen, Bowling Green, KY (US);

Berani A. C. Halley, Knoxville, TN (US);

John Edel, Baton Rouge, LA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/64 (2006.01); F23J 7/00 (2006.01); F23J 15/00 (2006.01); F23J 15/02 (2006.01);
U.S. Cl.
CPC ...
F23J 7/00 (2013.01); B01D 53/64 (2013.01); F23J 15/003 (2013.01); F23J 15/02 (2013.01); B01D 2251/108 (2013.01); B01D 2257/602 (2013.01); F23J 2215/60 (2013.01); F23J 2217/101 (2013.01);
Abstract

Methods of treating mercury contaminated gas comprising: introducing a hydrogen halide selected from HBr and HI into a mercury contaminated gas stream containing a quantity of particulate matter at an introduction rate sufficient to create a concentration of at least 0.1 ppmvd; wherein greater than 50% of all particulate matter in the mercury contaminated gas stream is a native particulate matter; contacting a quantity of active bromine with the native particulate matter; creating a doped particulate matter; coating a filtration media with the doped particulate matter and passing a portion of the mercury contaminated gas stream through the doped particulate matter on the filtration media and other related methods are disclosed herein.


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