| 发明名称 |
COSTRUZIONE DI TUBO A LANCIA PER SOFFIATORI DI FULIGGINE |
| 摘要 |
<p>A lance tube for use in long retracting cleaning devices of the soot blower type which in operation discharge jets of liquid against the fouled surfaces of heat exchangers such as the slag-coated surfaces of boiler tubes and the like incorporates a light weight hollow filler tube mounted in the lance tube by a helical spacer rib.</p> |
| 申请公布号 |
IT1203263(B) |
申请公布日期 |
1989.02.15 |
| 申请号 |
IT19790023818 |
申请日期 |
1979.06.22 |
| 申请人 |
THE BABCOCK & WILCOX CO. |
发明人 |
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| 分类号 |
B05B1/00;B08B9/032;B08B9/043;F23J3/00;F28G3/16;(IPC1-7):F28C/ |
主分类号 |
B05B1/00 |
| 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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