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. 18, 2009
Filed:
Jul. 28, 2006
Applicants:
Christopher J. Kurth, Chaska, MN (US);
Isaac K. Iverson, Minnetonka, MN (US);
Philip M. Rolchigo, Clifton Park, NY (US);
Steven D. Kloos, Chanhassen, MN (US);
Leonard T. Hodgins, Closter, NJ (US);
Inventors:
Christopher J. Kurth, Chaska, MN (US);
Isaac K. Iverson, Minnetonka, MN (US);
Philip M. Rolchigo, Clifton Park, NY (US);
Steven D. Kloos, Chanhassen, MN (US);
Leonard T. Hodgins, Closter, NJ (US);
Assignee:
GE Osmonics, Inc., Minnetonka, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/00 (2006.01); B01D 39/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides methods for purifying caustic feed streams using membranes that comprise polysulfonamide matrices.