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:
Dec. 01, 1987
Filed:
Jul. 30, 1985
Applicant:
Inventors:
Tsuneo Yamada, Nishinomiya, JP;
Tsutomu Sakashita, Ibaraki, JP;
Hiroshi Tomono, Osaka, JP;
Takashi Kimura, Osaka, JP;
Yasuhiro Maehara, Kobe, JP;
Kunio Yasumoto, Kobe, JP;
Assignee:
Sumitomo Metal Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B / ; B21B / ; C21D / ;
U.S. Cl.
CPC ...
72366 ; 295277 ; 72206 ; 148-2 ; 164476 ;
Abstract
A continuously cast slab is processed to prevent the formation of surface cracks by applying plastic strains to the surface layer of the slab in which a process of solidification is taking place. The method comprises pressing a projection against the slab surface under specified conditions prior to introducing the slab to a leveling stage.