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. 28, 2012
Filed:
Oct. 27, 2006
Applicants:
Kenneth E. Baldrey, Denver, CO (US);
Sharon Sjostrom, Denver, CO (US);
Nina Bergan French, Napa, CA (US);
Michael D. Durham, Castle Rock, CO (US);
Inventors:
Kenneth E. Baldrey, Denver, CO (US);
Sharon Sjostrom, Denver, CO (US);
Nina Bergan French, Napa, CA (US);
Michael D. Durham, Castle Rock, CO (US);
Assignee:
ADA-ES, Inc., Littleton, CO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G 9/00 (2006.01); C01G 11/00 (2006.01); C01G 13/00 (2006.01); C22B 17/00 (2006.01); C22B 19/00 (2006.01); C22B 43/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed to an additive, primarily for combustion of low sulfur and high alkali coals, that includes a transition metal to impact positively bottom ash slag and optionally a halogen to effect mercury oxidation and collection in the flue gas.