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:
May. 05, 2020
Filed:
Jul. 04, 2017
Applicant:
Haldor Topsøe A/s, Kgs. Lyngby, DK;
Inventors:
Morten Thellefsen, Hillerød, DK;
Martin Møllerhøj, Birkerød, DK;
Assignee:
Haldor Topsoe A/S, Lyngby, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 17/765 (2006.01); C01B 17/80 (2006.01); C01B 17/76 (2006.01); C01B 17/50 (2006.01); C01B 17/88 (2006.01); F28D 9/00 (2006.01); F22B 15/00 (2006.01); F22B 9/04 (2006.01); C01B 17/58 (2006.01); F27D 17/00 (2006.01);
U.S. Cl.
CPC ...
C01B 17/765 (2013.01); C01B 17/508 (2013.01); C01B 17/58 (2013.01); C01B 17/762 (2013.01); C01B 17/803 (2013.01); C01B 17/806 (2013.01); C01B 17/88 (2013.01); F22B 9/04 (2013.01); F22B 15/00 (2013.01); F28D 9/0043 (2013.01); F27D 2017/006 (2013.01); Y02P 20/129 (2015.11);
Abstract
Sulfur trioxide is produced from a feed stream comprising sulfur-containing compounds and dissolved metals, such as alkali metals, in a plant comprising an incineration furnace, a waste heat boiler, a dilution air heater, a dust removal absorber and an SOconverter. The plant may further comprise a sulfuric acid condenser for the production of sulfuric acid.