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:
Nov. 03, 1992
Filed:
Sep. 06, 1991
Applicant:
Inventors:
Mitri S Najjar, Wappingers Falls, NY (US);
Martin D Hilmar, Beacon, NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
55 16 ; 55 68 ; 55158 ; 55524 ;
Abstract
A porous support layer is loaded with blocking liquid, such as an alcohol, prior to contact with an aluminum alkoxide to form thereon a layer of alumina which is dried and calcined to yield a membrane suitable for separation of gases.