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. 19, 1998
Filed:
Oct. 23, 1996
Applicant:
Inventors:
Bernhard Firnhaber, Essen, DE;
Michael Lang, Mulheim, DE;
Cort Starck, Dorsten, DE;
Wolfgang Schulte, Monheim, DE;
Assignee:
Krupp Koppers GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
95 65 ; 55228 ; 95 66 ; 95 71 ; 95200 ; 95233 ; 95235 ; 261 22 ; 261D / ;
Abstract
A method of operating an apparatus for the cleaning of industrial waste gases and especially power plant flue gases. The gases are fed through a quencher to a first scrubber with its own recirculation and upstream of a second scrubber having its own recirculation and aerosols of halogen compounds which are eliminated by providing the quencher is part of a prescrubber or by forming the downstream scrubber with a wet electrostatic precipitator.