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:
Oct. 11, 1983
Filed:
Jul. 22, 1981
Applicant:
Inventors:
Chiaki Ouchi, Yokohama, JP;
Tetsuya Sampei, Kawasaki, JP;
Assignee:
Nippon Kokan Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ; C22C / ;
U.S. Cl.
CPC ...
164459 ; 75124 ;
Abstract
An improved method of continuously casting nickel containing steel wherein the formation of surface cracks is prevented. The molten steel which is cast contains less than 0.0020% S, less than 0.0045% N, Ca in an amount of from 0.0020 to 0.0070%, Ni in an amount from 5.5 to 10%, the remainder being Fe and unavoidable impurities.