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:
Apr. 02, 1985
Filed:
Mar. 19, 1984
Hakaru Nakato, Chiba, JP;
Toshikazu Sakuraya, Chiba, JP;
Yasuhiro Habu, Chiba, JP;
Toshihiko Emi, Chiba, JP;
Masanori Kodama, Kurashiki, JP;
Takao Koshikawa, Chiba, JP;
Yoshimitsu Yoshida, Kobe, JP;
Fumitaka Shimokawa, Kobe, JP;
Kawasaki Steel Corporation, Kobe, JP;
Sakai Chemical Industry Co., Ltd, Kobe, JP;
Abstract
A mold additive for use in the continuous casting is disclosed, which comprises a base material for slag having a chemical composition of CaO--SiO.sub.2 --Al.sub.2 O.sub.3 system, a flux and a carbonaceous aggregate. The mold additive contains 0.5-2.0% by weight of carbon black and 1-4% by weight of activated carbon with an average particle size of not more than 10 .mu.m as the carbonaceous aggregate, and has a bulk density of not more than 0.9 g/cm.sup.3.