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发明名称
УСТРОЙСТВО ДЛЯ ДИФФУЗИОННОЙ СВАРКИ ВНАХЛЕСТКУ ТРУБ БОЛЬШОГО ДИАМЕТРА
摘要
申请公布号
RU18971(U1)
申请公布日期
2001.08.10
申请号
RU20010109869U
申请日期
2001.04.10
申请人
Государственное унитарное предпри тие "Научно-исследовательский и конструкторский институт энерготехники"
发明人
Семенов А.Н.;Тюрин В.Н.;Шевелев Г.Н.
分类号
B23K20/00
主分类号
B23K20/00
代理机构
代理人
主权项
地址
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