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:
Aug. 17, 2010
Filed:
Dec. 04, 2003
Applicants:
Peter Schoubye, Hørsholm, DK;
Kurt Agerbæk Christensen, Birkerød, DK;
Morten Thellefsen Nielsen, Hillerød, DK;
Inventors:
Peter Schoubye, Hørsholm, DK;
Kurt Agerbæk Christensen, Birkerød, DK;
Morten Thellefsen Nielsen, Hillerød, DK;
Assignee:
Haldor Topsøe A/S, Lyngby, DK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/52 (2006.01); B01D 53/60 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for removal of SOin off-gases having a temperature of 30-150° C. and containing 0.001-1 vol % SOin which the SOis oxidised to HSOby spraying an aqueous solution of HOinto the off-gas upstream of an aerosol filter removing the produced sulphuric acid from the off-gas.