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. 27, 1989
Filed:
Feb. 10, 1988
Applicant:
Inventors:
Kenji Ichikawa, Bizen, JP;
Osamu Nomura, Bizen, JP;
Yoichiro Kawabe, Wake County, JP;
Koyo Yanagawa, Bizen, JP;
Assignee:
Shinagawa Refractories Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B28B / ; C21C / ;
U.S. Cl.
CPC ...
106 382 ; 75 53 ; 106470 ; 106485 ;
Abstract
The present invention offers a mould additive for continuous casting of steel characterized by having a fully spherical shape in which average particle size is in the range of 100 to 800 .mu.m.