发明名称 Capacitive discharge welding system for diamond drilling tube
摘要 <p>The drilling tube has a cover [2] and a tube [3] that are welded together using a capacitive discharge welding process. .The assembly has an upper electrode [1] and in the centre is a spreader [5] set into a clamping collett [6]. The end of the tube at the weld region [B] has a chamfered edge.</p>
申请公布号 DE20216319(U1) 申请公布日期 2003.02.20
申请号 DE2002216319U 申请日期 2002.10.23
申请人 HELTEWIG, BERND 发明人
分类号 B23K11/04;B28D1/04;(IPC1-7):B28D1/14;B23K11/26 主分类号 B23K11/04
代理机构 代理人
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