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发明名称
增产钢材及其制造方法
摘要
增产钢材及其制造方法属于钢铁工业技术领域。本发明的特征在于它是正方体,横截面为正方形。与圆柱体钢材比较,具有同样的抗震能力。
申请公布号
CN1093305A
申请公布日期
1994.10.12
申请号
CN93110745.8
申请日期
1993.04.06
申请人
王卫东
发明人
王卫东
分类号
B21D31/00
主分类号
B21D31/00
代理机构
代理人
主权项
1、增产钢材,其特征在于它是正方体。
地址
210014江苏省南京市华东工学院基建处
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