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. 13, 1990
Filed:
Apr. 03, 1989
Applicant:
Inventors:
Gregory A Pittner, Yorba Linda, CA (US);
Larry L Crabtree, Lincolnshire, IL (US);
Assignee:
Arrowhead Industrial Water, Inc., Lincolnshire, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 55 ; 55 68 ;
Abstract
Ozonated water may desirably have the concentration of oxygen present reduced by agitating the water at less than atmospheric pressure to remove dissolved gases. Substantially more oxygen may be removed from the water than ozone by this technique, to provide a product water which has advantages of use in electronic manufacturing operations.
Pittner, Gregory. (1990). Method of preferentially removing oxygen from ozonated water (U.S. Patent No. 4900336). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4900336
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile