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. 19, 1978
Filed:
Oct. 15, 1976
Applicant:
Inventors:
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B / ;
U.S. Cl.
CPC ...
134 21 ; 55 46 ; 134 30 ; 134 42 ;
Abstract
Corrosion of an SO.sub.2 regeneration apparatus is prevented upon suspending its operation by introducing an inert gas into the apparatus to produce an air concentration of not more than 5% by volume therein and maintaining that concentration while reducing temperature in the apparatus to room temperature.
Okubo, Masao. (1978). Method for preventing corrosion of a sulfur dioxide regenerating (U.S. Patent No. 4115148). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4115148
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile