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:
Dec. 29, 2020
Filed:
Jul. 11, 2018
Applicant:
S. A. Lhoist Recherche ET Developpement, Ottignies-Louvain-la-Neuve, BE;
Inventors:
Assignee:
S. A. Lhoist Recherche et Developpement, Ottignies-Louvain-la-Neuve, BE;
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/02 (2006.01); B01D 53/10 (2006.01); B03C 3/017 (2006.01); B01J 23/02 (2006.01);
U.S. Cl.
CPC ...
B01D 53/10 (2013.01); B01J 23/02 (2013.01); B03C 3/017 (2013.01); B01D 2253/102 (2013.01); B01D 2253/11 (2013.01); B01D 2253/1124 (2013.01);
Abstract
A powdery calcium-magnesium compound used as a sorbent composition in flue gas treatment, compatible with electrostatic precipitators. The calcium magnesium compound is doped with calcium nitrate or nitric acid to reduce the electrical resistivity of the particles, increasing their collection efficiency.