发明名称 Welder contact nozzle - which can be rapidly removed, for use with a tuyere connection
摘要 <p>Contact nozzle for a shielded arc welder is secured to a tuyere connection and has a conical attachment for insertion into a conical recess in the tuyere connection. Pref. the contact nozzle is a sintered metal contg. W to reduced wear and tear and increase service life.</p>
申请公布号 DE2210692(A1) 申请公布日期 1973.09.13
申请号 DE19722210692 申请日期 1972.03.06
申请人 DAIMLER-BENZ AG, 7000 STUTTGART 发明人 FASSBACH, HERBERT, 5650 SOLINGEN
分类号 B23K9/12;(IPC1-7):23K9/16 主分类号 B23K9/12
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