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. 01, 2011
Filed:
Aug. 07, 2007
Applicants:
Liyuan Deng, Trondheim, NO;
May-britt Hagg, Trondheim, NO;
Taek-joong Kim, Trondheim, NO;
Inventors:
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); B01D 71/60 (2006.01); B01D 71/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A membrane suitable for separating a gas, in particular carbon dioxide, from a gas mixture containing the gas is provided by a blend of polyvinyl alcohol (PVA) and polyvinylamine (PVAm).