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. 29, 1990
Filed:
Sep. 20, 1988
Applicant:
Inventors:
Heinz Dislich, 4100 Duisburg, DE;
Horst Richter, Duisburg, DE;
Assignees:
Other;
Krupp Stahl, Bochum, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
266 45 ; 222590 ; 222600 ;
Abstract
A spout-filling mass for casting ladles has a particulate filling mass for filling the pouring spout which consists essentially of 50 to 70% by weight of chromium ore sand, 0.03 to 0.2% by weight iron oxide and the balance quartz sand intimately mixed together.
Dislich, Heinz. (1990). Method for controlling discharge of steel from a casting ladle (U.S. Patent No. 4928931). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4928931
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile