Electrostatic precipitator for removing SO2

Patent 6302945 Issued on October 16, 2001. Estimated Expiration Date:

June 11, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

Combined electrostatic precipitator and acidic gas removal system
Patent #: 4885139
Issued on: 12/05/1989
Inventor: Sparks, et al.

Droplet impingement device
Patent #: 4888158
Issued on: 12/19/1989
Inventor: Downs

Process and apparatus for electrostatic purification of dust- and pollutant-containing exhaust gases in multiple-field precipitators
Patent #: 5137546
Issued on: 08/11/1992
Inventor: Steinbacher, et al.

Integrated SCR electrostatic precipitator
Patent #: 5424044
Issued on: 06/13/1995
Inventor: Kalka

Clear liquor scrubbing of sulfur dioxide with forced oxidation in flue gas desulfurization system
Patent #: 5486342
Issued on: 01/23/1996
Inventor: Moser, et al.

Flue gas conditioning for the removal of acid gases, air toxics and trace metals
Patent #: 5599508
Issued on: 02/04/1997
Inventor: Martinelli, et al.

Electrostatic precipitator for collection of multiple pollutants
Patent #: 5601791
Issued on: 02/11/1997
Inventor: Plaks, et al.

Method and device for purifying gaseous effluents
Patent #: 5624476
Issued on: 04/29/1997
Inventor: Eyraud

Fine-particulate and aerosol removal technique in a condensing heat exchanger using an electrostatic system enhancement
Patent #: 5792238
Issued on: 08/11/1998
Inventor: Johnson, et al.

Barrier discharge conversion of Hg, SO₂ and NOx Patent #: 6117403
Issued on: 09/12/2000
Inventor: Alix, et al.

Inventors

Application

No. 330702 filed on 06/11/1999

US Classes:

96/44, Liquid applying means for electrode (e.g., projection type, etc.)96/50, Apparatus purging or flushing means using gas or liquid96/52With means for vapor or liquid contact (e.g., for gas separation, cooling, conditioning, etc.)

Examiners

Primary: Chiesa, Richard L.

Attorney, Agent or Firm

Bloom; Leonard

Foreign Patent References

988350 GB 04/12/1965

International Class

B03C 003/78

Abstract

An electrostatic precipitator for removing sulfur dioxide and other polluting particles has a wet liquid removal area or compartment down stream and in the last section of plates of the electrostatic precipitator.