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:
Jul. 17, 1990
Filed:
Sep. 12, 1989
Applicant:
Inventor:
John F Pelton, Yorktown Heights, NY (US);
Assignee:
Union Carbide Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ;
U.S. Cl.
CPC ...
266285 ; 432251 ;
Abstract
A refractory sheet member is positioned in a cut-out portion of graphite side and end plates of an aluminum holding and refining vessel to create an effective barrier to the flow of molten aluminum through the channel formed upon the pulling of the plates apart when the vessel is heated to operating temperature.