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:
May. 31, 2016
Filed:
Apr. 29, 2010
Applicants:
Marc Biguet, Neuve Chapelle, FR;
Stéphane Bourdain, Bethune, FR;
Pierrick Duflot, La Couture, FR;
Inventors:
Assignee:
ROQUETTE FRERES, Lestrem, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P 19/04 (2006.01); A61M 1/28 (2006.01); C12P 19/14 (2006.01); C08B 30/18 (2006.01); A61L 2/00 (2006.01); B01D 61/14 (2006.01); B08B 9/08 (2006.01); C11D 11/00 (2006.01);
U.S. Cl.
CPC ...
C08B 30/18 (2013.01); A61L 2/0017 (2013.01); A61L 2/0023 (2013.01); B01D 61/145 (2013.01); B08B 9/08 (2013.01); C11D 11/0041 (2013.01); C11D 11/0064 (2013.01); C12P 19/04 (2013.01); C12P 19/14 (2013.01); A61M 1/287 (2013.01);
Abstract
The invention relates to a method of purifying glucose polymers for the production of peritoneal dialysis solutions, characterized in that it includes at least one step of processing activated carbon and/or granular black, at least one sterilizing filtration step, at least one heat treatment step, and at least one ultrafiltration step.