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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.:

US 6533146 B1

PDFFull Text
Date of Patent:
Mar. 18, 2003

Filed:

Dec. 05, 2000

Continuous casting nozzle for molten steel

Applicant:
Inventors:

Mituru Ando, Gifu, JP;

Kazumi Oguri, Gifu, JP;

Toshiyuki Muroi, Gifu, JP;

Toshikazu Takasu, Gifu, JP;

Assignee:

Akechi Ceramics Kabushiki Kaisha, , JP;

Attorney:

Cantor Colburn LLP

Primary Examiner:

Scott Kastler

Int. Cl.
CPC ...
B22D 4/108 ;
U.S. Cl.
CPC ...
B22D 4/108 ;
Abstract

A continuous casting nozzle for casting molten steel, wherein at least a surface layer of an inner bore of the continuous casting nozzle contacting with a molten steel is formed of a refractory comprising: an aggregate consisting essentially of alumina (Al O ) or an aggregate comprising alumina (A1 O ) as its main ingredient and melting point thereof being at least 1800 degree centigrade: from 15 to 60 wt. % and roseki as a balance. The refractory is added thermosetting resin as binder, kneaded, formed, and sintered in an anti-oxidizing atmosphere.

Find Patent Forward Citations

Ando, Mituru. (2003). Continuous casting nozzle for molten steel (U.S. Patent No. 6533146). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6533146

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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