| 发明名称 |
WELD PREPARATION METHOD |
| 摘要 |
In a method of cleaning metal surfaces to be welded together, at least one j et carrying particles of solid carbon dioxide is caused to come into contact wi th the surfaces. The jet is typically formed by passing a stream of pressurised liquid carbon dioxide through a nozzle.
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| 申请公布号 |
CA2413511(C) |
申请公布日期 |
2009.11.17 |
| 申请号 |
CA20022413511 |
申请日期 |
2002.12.04 |
| 申请人 |
THE BOC GROUP PLC |
发明人 |
VELDSMAN, WALTER MARK;GABZDYL, JACEK TADEUSZ |
| 分类号 |
B23K31/02;B23K1/20;B23K5/213;B23K9/235;B23K11/34;B23K15/00;B23K20/24;B23K26/42;B23K31/00;B23K37/00;C23G5/00 |
主分类号 |
B23K31/02 |
| 代理机构 |
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