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:
Oct. 18, 1994
Filed:
Sep. 24, 1990
Applicant:
Inventors:
Kazuo Kiyonaga, Honolulu, HI (US);
Lawrence M Litz, Pleasantville, NY (US);
Thomas J Bergman, North Tarrytown, NY (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F / ; B01J / ; C12M / ; C12M / ;
U.S. Cl.
CPC ...
422234 ; 422231 ; 435313 ; 435315 ; 435818 ; 435243 ; 261 361 ; 261 16 ; 261 93 ; 261D / ;
Abstract
In systems in which air is introduced into a liquid as a source of oxygen, additional oxygen added independent of the feed air enhances the oxygen content of the liquid source significantly than if the same amount of additional oxygen were combined with the feed air.