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:
Dec. 11, 1984
Filed:
Aug. 02, 1982
Applicant:
Inventor:
Frederick V Reven, Homewood, IL (US);
Assignee:
Nalco Chemical Company, Oak Brook, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; B32B / ;
U.S. Cl.
CPC ...
428408 ; 313355 ; 427 59 ; 427113 ; 4273977 ; 428331 ; 428334 ; 428426 ; 428446 ; 428698 ; 428702 ;
Abstract
A coating is provided which substantially lengthens the life of carbon and graphite electrodes used in electrical arc processes for the manufacture of ferrous metals. The coating forms a silica-phosphorus glass upon the electrodes.
Reven, Frederick. (1984). Coating to prevent the oxidation of electrodes during electric furnace (U.S. Patent No. 4487804). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4487804
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile