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:
Nov. 28, 1995
Filed:
Jun. 17, 1994
Applicant:
Inventors:
John M Gray, Roswell, GA (US);
David C Lovetro, Marietta, GA (US);
Assignee:
EKA Nobel, Inc., Marietta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210632 ; 210748 ; 210759 ; 210763 ; 210928 ;
Abstract
Waste water effluent streams are treated with hydrogen peroxide and ultraviolet radiation. Hydroxyl ions formed by action of UV on H.sub.2 O.sub.2 reduces BOD, COD, AOX and color in effluent. In the case of pulp mill effluent, some or all of the effluent can then be recycled to the pulp mill.