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:
Feb. 22, 2005
Filed:
Dec. 11, 2001
Applicants:
James Richard Graham, Fountain Valley, CA (US);
Cheng Jian Yuan, Ningxia, CN;
Inventors:
James Richard Graham, Fountain Valley, CA (US);
Cheng Jian Yuan, Ningxia, CN;
Assignee:
USFilter Corporation, Warrendale, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D053/48 ; B01D053/52 ; B01J021/10 ; B01J021/18 ; B01J023/02 ;
U.S. Cl.
CPC ...
Abstract
An activated carbon-metal oxide matrix is disclosed. The activated carbon-metal oxide matrix may by obtained by a method including the steps of: preoxidizing a carbon material, grinding the preoxidized carbon material; mixing the ground preoxidized material with a metal oxide to form a carbon mixture; extruding the carbon mixture; carbonizing and activating the extrudate. The activated carbon-metal oxide matrix may be used to remove odorous compounds, acidic gases, and volatile organic compounds from a gas.