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.:

US 8241597 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 14, 2012

Filed:

Jun. 03, 2009
Applicant:

Hwee Hong Chew, Kowloon, HK;

Inventor:

Hwee Hong Chew, Kowloon, HK;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/50 (2006.01); B01D 53/56 (2006.01); B01D 53/62 (2006.01); B01D 53/78 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system and method for removing pollutants and greenhouse gases SO, NO, and COfrom a flue gas stream, includes: a) contacting natural seawater with a flue gas for a given period of time to remove SOfrom the flue gas; b) contacting treated alkaline water to the flue gas to remove COand NOfrom the flue gas and generate oxygen and carbon particles; and c) collecting or emitting the flue gas after step b). The method and the system of the invention are significantly more economical and convenient and do not cause harm to the environments. The invention also exhibits a novel and unique feature that elemental carbon and oxygen are generated as final products and can be recovered as an energy source.


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