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:
May. 30, 1978
Filed:
Oct. 28, 1976
Applicant:
Inventors:
Bernhard Tinnes, Zollikerberg, CH;
Paul-Gerhard Mantey, Amberg, DT;
Assignee:
Metacon A.G., Zurich, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
222603 ; 222600 ; 266218 ; 266236 ;
Abstract
A shaped refractory body having an elongated passage for the feeding of molten metal. At least one conduit is provided extending from the exterior of said body into communication with the passage for the introduction of a gas thereto. The conduit is reduced in diameter at least at its inner end adjacent the passage to the size of a capillary.