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:
Feb. 03, 1987
Filed:
Oct. 29, 1984
Applicant:
Inventors:
Heinrich Geller, Duisburg, DE;
Peter Nold, Rummelshein, DE;
Heinz Schermer, Eltville, DE;
Ortwin Rave, Wiesbaden, DE;
Assignee:
Didier-Werke AG, Wiesbaden, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
222603 ; 222607 ; 164337 ;
Abstract
An immersion pouring spout for introducing molten metal, such as steel, into an ingot mold is provided with a top head and a cylindrical pouring tube including a protective external jacket attached by cement to the pouring tube and extending the entire length of the pouring tube. The jacket material has a thermal conductivity that is less than the thermal conductivity of the pouring tube material.