| 发明名称 |
DISPOZITIV DE PROTECTIE CU GAZ A RADACINII SUDURII IN TIMPUL SUDARII |
| 摘要 |
<p>The protector comprises a device for pipe welding, using argon, etc. An outer and an inner cylinder wtih 3 or 2 wire turns respectively, are connected to a gas feed pipe via a coupling. This gives a constant gas pressure. A locator ring is provided at the other end of the cylinders to increase mechanical strength.</p> |
| 申请公布号 |
RO96211(A2) |
申请公布日期 |
1989.02.28 |
| 申请号 |
RO19860125832 |
申请日期 |
1986.12.12 |
| 申请人 |
INTREPRINDEREA "INDEPENDENTA",RO |
发明人 |
CURTEANU GHEORGHE,RO |
| 分类号 |
B23K9/16;B23K35/38;(IPC1-7):B23K9/16 |
主分类号 |
B23K9/16 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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