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:
Aug. 21, 1979
Filed:
Mar. 24, 1978
Applicant:
Inventors:
Ian J Hazlehurst, Guelph, CA;
David C Willard, Guelph, CA;
Assignee:
Foseco Trading A.G., Chur, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
222591 ; 222607 ;
Abstract
A tundish has a metal casing, an inner permanent lining, e.g. of refractory brick, an inner expendable lining within the permanent lining and formed of slabs of refractory heat-insulating material, and at least one nozzle including a highly refractory nozzle ring set into the base of the tundish by means of a sealing compound which remains unhardened during the use of the tundish for continuous casting of molten metal.