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:
Sep. 12, 2000
Filed:
Mar. 26, 1997
Applicant:
Inventors:
Subhas K Sikdar, Cincinnati, OH (US);
Wenchang Ji, Natick, MA (US);
Sun-tak Wang, Cincinnati, OH (US);
Assignees:
U.S. Environmental Protection Agency, Washington, DC (US);
University of Cincinnati, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210640 ; 2105021 ; 210653 ; 21050027 ; 96-4 ; 95 45 ; 95 50 ;
Abstract
Pervaporation membranes are used for removing volatile organic compounds from wastewaters. These pervaporation membranes are prepared by dispersing at least one hydrophobic adsorbent such as activated carbon uniformly into a polymer matrix.