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:
Feb. 24, 2015
Filed:
Mar. 28, 2011
Applicants:
William S. Allebach, St. Genevieve, MO (US);
Gerald K. Bequette, St. Genevieve, MO (US);
Randy J. Griffard, St. Mary, MO (US);
Inventors:
William S. Allebach, St. Genevieve, MO (US);
Gerald K. Bequette, St. Genevieve, MO (US);
Randy J. Griffard, St. Mary, MO (US);
Assignee:
Mississippi Lime Company, St. Louis, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/40 (2006.01); B01D 53/81 (2006.01); B01D 53/83 (2006.01); B01D 53/50 (2006.01); B01D 53/68 (2006.01);
U.S. Cl.
CPC ...
B01D 53/40 (2013.01); B01D 53/504 (2013.01); Y02C 20/30 (2013.01); B01D 2251/404 (2013.01); B01D 2257/2045 (2013.01); B01D 2257/2047 (2013.01); B01D 2257/302 (2013.01); B01D 2258/0283 (2013.01); B01D 2259/126 (2013.01);
Abstract
Methods for reducing the acidic gas content of effluent gas streams are disclosed. The methods generally involve reducing the acidic gas content of combustion gases passing through a duct by injecting hydrated lime or pulverized quicklime into the duct by use of a shrouded injector which reduces the incidence of occlusion of the injector.