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发明名称
VERFAHREN ZUR HERSTELLUNG VON ROHRFÖRMIGEN ELEMENTEN MIT INTEGRALEN ÄUSSERLICHEN VORSPRÜNGEN
摘要
申请公布号
DE69322965(D1)
申请公布日期
1999.02.18
申请号
DE19936022965
申请日期
1993.05.14
申请人
NORSK HYDRO ASA, OSLO, NO
发明人
SORENSEN, JENS, SANDAHL, N-4250 KOPERVIK, NO
分类号
B21C37/29;F28F9/02;(IPC1-7):B21C37/29
主分类号
B21C37/29
代理机构
代理人
主权项
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