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.

Date of Patent:
Oct. 15, 1991

Filed:

May. 23, 1989
Applicant:
Inventors:

William R Epperly, New Canaan, CT (US);

Jeremy D Peter-Hoblyn, Cornwall, GB;

George F Shulof, Jr, Wilton, CT (US);

James C Sullivan, Norwalk, CT (US);

Barry N Sprague, Bethlehem, CT (US);

John H O'Leary, Danbury, CT (US);

Assignee:

Fuel Tech, Inc., Rowayton, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; C01B / ; C01C / ;
U.S. Cl.
CPC ...
423235 ; 423238 ; 423243 ;
Abstract

A process is presented for reducing the concentration of pollutants in an effluent from the combustion of a carbonaceous fuel. The process comprises introducing a first treatment agent into the effluent at a first temperature zone to reduce the concentration of a first pollutant and introducing a second treatment agent into the effluent at a second temperature zone to reduce the concentration of either the first pollutant or a second pollutant, wherein the first and second treatment agents are introduced under conditions effective to reduce the effluent pollution index.


Find Patent Forward Citations

Loading…