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:
Sep. 02, 2014
Filed:
Mar. 15, 2013
Applicant:
Three D Stack, Llc, Powell, OH (US);
Inventor:
James Gary Davidson, Buchanan, TN (US);
Assignee:
Three D Stack, LLC, Powell, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/50 (2006.01); B01D 53/56 (2006.01); B01D 53/62 (2006.01); B01D 53/82 (2006.01); B01D 53/86 (2006.01); C05D 9/00 (2006.01); C05C 5/00 (2006.01);
U.S. Cl.
CPC ...
C05C 5/00 (2013.01); B01D 53/565 (2013.01); B01D 53/62 (2013.01); B01D 53/508 (2013.01);
Abstract
A method and apparatus for cleaning carbon oxides, sulfur oxides and nitrogen oxides, from stack gas, from combustion of coal, combustion of natural gas or propane, or from a cement kiln by reaction using calcium zeolite and sodium zeolite catalysts. The method also includes cleaning the catalytic beds with nitrogen to remove the collected reactants and recover a fertilizer product and the catalysts for reusable.