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.:

US 7828875 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 09, 2010

Filed:

Aug. 01, 2005
Applicants:

Shiguang LI, Boulder, CO (US);

Sara A. Arvidson, Fayetteville, NC (US);

John L. Falconer, Boulder, CO (US);

Richard D. Noble, Boulder, CO (US);

Inventors:

Shiguang Li, Boulder, CO (US);

Sara A. Arvidson, Fayetteville, NC (US);

John L. Falconer, Boulder, CO (US);

Richard D. Noble, Boulder, CO (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 59/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides modified molecular sieve membranes with improved CO/CHseparation selectivity and methods for making such membranes. The molecular sieve membranes are modified by adsorption of a modifying agent, such as ammonia, within and/or on the membrane.


Find Patent Forward Citations

Li, Shiguang. (2010). Membranes for highly selective separations (U.S. Patent No. 7828875). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7828875

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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