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:
Apr. 18, 1989
Filed:
Jul. 14, 1988
Applicant:
Inventors:
William R Epperly, New Canaan, CT (US);
James C Sullivan, Norwalk, CT (US);
Barry N Sprague, West Haven, CT (US);
Assignee:
Fuel Tech, Inc., Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423243 ; 423242 ;
Abstract
A method is presented for the selective gas-phase reduction of sulfur trioxide in the effluent from the combustion of a carbonaceous fuel, the method comprising introducing a treatment agent comprising hydrogen peroxide or an oxygenated hydrocarbon having at least two carbon atoms into the effluent at an effluent temperature of no greater than about 1450.degree. F.