An improved ingot mold for producing steel ingots is disclosed. The primary feature of this improved mold is an interior sidewall coating which is composed of an aqueous slurry of finely divided iron oxide and a lignosulfonate.
申请公布号
DE2730753(C3)
申请公布日期
1979.07.19
申请号
DE19772730753
申请日期
1977.07.05
申请人
NALCO CHEMICAL CO., OAK BROOK, ILL. (V.ST.A.)
发明人
REVEN, FREDERICK V., HOMEWOOD;CONNORS, CHARLES W., WILMETTE
