| 发明名称 |
Ballast dressing unit on machines which dress and re-distribute railway road bed ballast |
| 摘要 |
Ballast dressing unit (17) on machines (10) which dress and re-distribute railway road bed ballast, such unit (17) comprising at least one rotary dressing drum (23-24).
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| 申请公布号 |
US4706395(A) |
申请公布日期 |
1987.11.17 |
| 申请号 |
US19850736771 |
申请日期 |
1985.05.22 |
| 申请人 |
DANIELI & C. OFFICINE MECCANICHE SPA;ITI/CLM IMPIANTI TECHNICI INDUSTRIALI SPA |
发明人 |
CICIN-SAIN, IVO |
| 分类号 |
E01B27/02;(IPC1-7):E02F5/22 |
主分类号 |
E01B27/02 |
| 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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