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:
Oct. 09, 1990
Applicant:
Inventors:
Terry J Mazanec, Solon, OH (US);
Louis J Velenyi, Lyndhurst, OH (US);
Assignee:
The Standard Oil Company, Cleveland, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423210 ; 55 16 ; 252373 ; 423219 ; 423230 ; 423239 ; 423247 ; 4234 / ; 4236481 ; 4232421 ; 42324401 ; 42324407 ; 423437 ;
Abstract
Oxygen is separated from an oxygen-containing gas by introducing the gas into a first zone of a gas separation apparatus, the apparatus comprising first and second zones separated by a mixed metal oxide membrane, the membrane having a first surface open to the first zone, a second surface open to the second zone, and an empirical formula of