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:
Apr. 28, 1987
Filed:
Jul. 01, 1983
Applicant:
Inventor:
Uday K Sinha, Carrollton, GA (US);
Assignee:
Southwire Company, Carrollton, GA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22B / ;
U.S. Cl.
CPC ...
75 76 ; 266 46 ; 266220 ; 266270 ;
Abstract
In an in-line refining vessel (50) having submerged porous plugs (20) for bubbling oxygen through the molten metal, a shroud device (52) to circulate nitrogen around the porous plug (20) and oxygen supply pipe (25).
Sinha, Uday. (1987). Refractory porous plug (U.S. Patent No. 4661153). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4661153
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile