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:
Jun. 11, 2024
Filed:
Jan. 28, 2020
Applicant:
Refractory Intellectual Property Gmbh & Co. KG, Vienna, AT;
Inventors:
Gernot Hackl, Trofaiach, AT;
Wolfgang Fellner, Leoben, AT;
Assignee:
REFRACTORY INTELLECTUAL PROPERTY GMBH & CO. KG, Vienna, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 41/18 (2006.01);
U.S. Cl.
CPC ...
B22D 41/186 (2013.01);
Abstract
The invention concerns a stopper rod and a method to provide a uniform gas curtain around a stopper rod.