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. 30, 1983
Filed:
Oct. 12, 1977
Applicant:
Inventors:
Gerd Diederich, Dusseldorf, DE;
Rolf Solmecke, Meerbusch, DE;
Hans Husselmann, Krefeld, DE;
Eberhard Heimann, Bad Honningen, DE;
Frithjof Schauffele, Leutesdorf, DE;
Assignee:
Mannesmann Aktiengesellschaft, Dusseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
222591 ; 164437 ;
Abstract
A pipe like feeder nozzle for injecting molten steel into a mold for continuous casting is constructed from a refractory material and has its lower part covered with a porous e.g. fibrous, refractory cover bonded to the feeder pipe by a refractory bonding agent.