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:
Mar. 03, 1981
Filed:
Jan. 18, 1979
Applicant:
Inventors:
Assignee:
The Japan Steel Works, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21C / ;
U.S. Cl.
CPC ...
266211 ; 266280 ; 266283 ; 266286 ;
Abstract
In a molten steel droplet scatter regulation cylinder for use in a vacuum steel casting system, for the object of prevention of growth of molten steel droplets into a solid steel block at the lower end portion of the cylinder to subsequently drop into the molten steel, deteriorating its internal properties, the cylinder has at least its lower end portion made of a material which has a small wetting property against the molten steel, e.g. carbides such as graphite, silicon carbide, etc. or refractory materials containing carbon, carbides, etc.
Quick Actions:
Maeda, Kenji. (1981). Molten steel droplet scatter regulation cylinder (U.S. Patent No. 4253645). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4253645
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile