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发明名称
Control of scale formation in seamless tubes in expanding mills
摘要
申请公布号
US3148445(A)
申请公布日期
1964.09.15
申请号
US19610157595
申请日期
1961.12.06
申请人
HAZEN ENGINEERING COMPANY
发明人
NICHOLS HOWARD H.;KELLER JOHN D.
分类号
B21B23/00;C21D8/10
主分类号
B21B23/00
代理机构
代理人
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地址
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