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:
Aug. 29, 2000
Filed:
Dec. 14, 1998
Applicant:
Inventors:
Peter Savage, Saint John, CA;
Farshad Piroozmand, Saint John, CA;
Assignee:
J. D. Irving, Limited, Saint John, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210652 ; 210652 ;
Abstract
A method and apparatus for the treatment of the 5th Effect combined evaporator condensate generated by kraft process pulp mills. The method includes the removal from effluents of organic compounds that result in BOD, COD and toxicity by the use of reverse osmosis. Through the use of a reverse osmosis membrane system there is provided a simple, economical and efficient treatment process for clean evaporator condensate, and in particular the 5th Effect combined evaporator condensate.