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:
Oct. 03, 2017
Filed:
Nov. 12, 2009
Applicant:
Thomas A. Davis, El Paso, TX (US);
Inventor:
Thomas A. Davis, El Paso, TX (US);
Assignee:
Board of Regents, The University of Texas System, Austin, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/44 (2006.01); B01D 61/02 (2006.01);
U.S. Cl.
CPC ...
B01D 61/44 (2013.01); B01D 61/025 (2013.01); B01D 2311/2623 (2013.01); Y10T 428/31504 (2015.04); Y10T 428/31725 (2015.04);
Abstract
Methods, systems and compositions for recovery of regenerant ions from spent regenerant solution by utilization of electrodialysis are provided. For example, in certain aspects methods for separating spent regenerant using an electrodialysis system comprising selective membranes are described. Furthermore, the invention provides methods for treating a friable solid ion-removal material to prevent fragmentation during regeneration.