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:
Mar. 21, 2017
Filed:
Feb. 17, 2012
Applicants:
Junpei Kishimoto, Kamakura, JP;
Hiroyuki Kurihara, Kamakura, JP;
Atsushi Minamino, Kamakura, JP;
Katsushige Yamada, Kamakura, JP;
Inventors:
Junpei Kishimoto, Kamakura, JP;
Hiroyuki Kurihara, Kamakura, JP;
Atsushi Minamino, Kamakura, JP;
Katsushige Yamada, Kamakura, JP;
Assignee:
Toray Industries, Inc., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C13K 13/00 (2006.01); B01D 61/02 (2006.01); B01D 61/14 (2006.01); C13B 20/16 (2011.01); C13K 1/02 (2006.01);
U.S. Cl.
CPC ...
C13K 13/007 (2013.01); B01D 61/025 (2013.01); B01D 61/027 (2013.01); B01D 61/145 (2013.01); C13B 20/165 (2013.01); C13K 1/02 (2013.01); B01D 2311/04 (2013.01); B01D 2311/25 (2013.01); B01D 2319/025 (2013.01);
Abstract
A method of producing a sugar liquid, includes filtering a cellulose-derived sugar liquid through one or more separation membranes selected from the group consisting of ultrafiltration membranes, nanofiltration membranes and reverse osmosis membranes, and washing the separation membrane(s) after filtration with warm water at a temperature of not less than 50° C.