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:
Dec. 05, 2006
Filed:
Sep. 09, 2002
Applicants:
Dinh-cuong Vuong, Nederland, TX (US);
Byron Von Klock, Beaumont, TX (US);
Inventors:
Dinh-Cuong Vuong, Nederland, TX (US);
Byron Von Klock, Beaumont, TX (US);
Assignee:
Texaco, Inc., , CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/32 (2006.01); C02F 1/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for substantially reducing cyanide and formate concentrations in gasification wastewater streams comprising first removing suspended solids from the wastewater stream, then adding sufficient hydrogen peroxide to completely oxidize contained cyanide ions and formate ions to form a feed solution, and then irradiating the resultant solution with sufficient UV light so as to substantially reduce said contained cyanide ions and formate ions.