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:
Jun. 24, 2014
Filed:
Oct. 26, 2010
Applicant:
Raymond Wong, Norman, OK (US);
Inventor:
Raymond Wong, Norman, OK (US);
Assignee:
Fresenius Medical Care Holdings, Inc., Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 15/36 (2006.01); B01D 61/26 (2006.01); B01D 61/28 (2006.01); B01D 24/00 (2006.01); C02F 1/42 (2006.01); C02F 101/10 (2006.01); B01J 20/04 (2006.01); C02F 1/28 (2006.01); B01J 39/12 (2006.01); B01J 47/00 (2006.01); B01J 47/02 (2006.01); C02F 103/02 (2006.01);
U.S. Cl.
CPC ...
C02F 1/281 (2013.01); C02F 1/283 (2013.01); C02F 1/288 (2013.01); B01J 39/12 (2013.01); B01J 47/002 (2013.01); B01J 47/022 (2013.01); C02F 2201/006 (2013.01); C02F 2103/026 (2013.01);
Abstract
A cartridge having at least one layer containing sodium zirconium phosphate and at least one layer containing a combination of acid zirconium phosphate and alkaline hydrous zirconium oxide is described. Methods of using the cartridge for water purification are also described.