| 发明名称 |
CRUSHING METHOD FOR CONCRETE STRUCTURE |
| 摘要 |
PROBLEM TO BE SOLVED: To reduce vibrations and noise, and the quantity of generated dust when a concrete structure is crushed. SOLUTION: Many holes 28 are drilled into the concrete structure 4 with a core bit so as to cut through a concrete wall by which the adjacent holes 28 and 28 are separated.
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| 申请公布号 |
JP2002242122(A) |
申请公布日期 |
2002.08.28 |
| 申请号 |
JP20010041663 |
申请日期 |
2001.02.19 |
| 申请人 |
ARAI MOTONOSUKE;ARAI YOSHIMASA |
发明人 |
ARAI MOTONOSUKE;ARAI YOSHIMASA |
| 分类号 |
E01C11/04;B02C1/00;E01C23/09;E01C23/12;E04G23/08;(IPC1-7):E01C23/09 |
主分类号 |
E01C11/04 |
| 代理机构 |
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