JPH0111805Y2 - - Google Patents
Info
- Publication number
- JPH0111805Y2 JPH0111805Y2 JP1140283U JP1140283U JPH0111805Y2 JP H0111805 Y2 JPH0111805 Y2 JP H0111805Y2 JP 1140283 U JP1140283 U JP 1140283U JP 1140283 U JP1140283 U JP 1140283U JP H0111805 Y2 JPH0111805 Y2 JP H0111805Y2
- Authority
- JP
- Japan
- Prior art keywords
- drag
- blade
- drag head
- excavation
- dredger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000009412 basement excavation Methods 0.000 claims description 25
- 239000013535 sea water Substances 0.000 claims description 18
- 239000004576 sand Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 239000002689 soil Substances 0.000 description 6
- 238000005553 drilling Methods 0.000 description 5
- 239000013049 sediment Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1140283U JPS59116464U (ja) | 1983-01-28 | 1983-01-28 | 掘削刃付ドラグヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1140283U JPS59116464U (ja) | 1983-01-28 | 1983-01-28 | 掘削刃付ドラグヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59116464U JPS59116464U (ja) | 1984-08-06 |
| JPH0111805Y2 true JPH0111805Y2 (en]) | 1989-04-06 |
Family
ID=30142830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1140283U Granted JPS59116464U (ja) | 1983-01-28 | 1983-01-28 | 掘削刃付ドラグヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59116464U (en]) |
-
1983
- 1983-01-28 JP JP1140283U patent/JPS59116464U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59116464U (ja) | 1984-08-06 |
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