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经营范围
发明名称
APERFEICOAMENTO DE PROCESSO DE TRATAMENTO SUB-ZERO DE CILINDROS DE LAMINACAO DE ACO FORJADO(ROLL FREEZING)
摘要
申请公布号
BR7802016(A)
申请公布日期
1979.11.20
申请号
BR19780002016
申请日期
1978.03.31
申请人
LIQUID CARBONIC IND SA
发明人
SCOFIELD J
分类号
C21D1/56;C21D9/38;(IPC1-7):C21D1/56
主分类号
C21D1/56
代理机构
代理人
主权项
地址
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