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. 28, 2001
Filed:
Jun. 06, 2000
Applicant:
Inventors:
Robert Kunin, Trenton, NJ (US);
Peter A. Yarnell, Sellersville, PA (US);
Nichole L. Pennisi, Newark, DE (US);
Assignee:
Graver Technologies, Inc., Glasgow, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 4/900 ;
U.S. Cl.
CPC ...
B01J 4/900 ;
Abstract
Regeneration of weakly basic anion exchange resins with a combination of an alkali metal carbonate and an alkali metal bicarbonate is disclosed. Preferably, the alkali metal is sodium. The combination can be naturally available sodium sesquicarbonate.