JPH0412126Y2 - - Google Patents
Info
- Publication number
- JPH0412126Y2 JPH0412126Y2 JP4670484U JP4670484U JPH0412126Y2 JP H0412126 Y2 JPH0412126 Y2 JP H0412126Y2 JP 4670484 U JP4670484 U JP 4670484U JP 4670484 U JP4670484 U JP 4670484U JP H0412126 Y2 JPH0412126 Y2 JP H0412126Y2
- Authority
- JP
- Japan
- Prior art keywords
- mud
- torque
- rotation speed
- drilling
- excavation
- 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
- 230000007246 mechanism Effects 0.000 claims description 19
- 238000005553 drilling Methods 0.000 claims description 17
- 238000009412 basement excavation Methods 0.000 claims description 16
- 239000002689 soil Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000004088 simulation Methods 0.000 claims description 2
- 239000010802 sludge Substances 0.000 description 6
- 238000011017 operating method Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 2
- 239000004927 clay Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4670484U JPS60159309U (ja) | 1984-04-02 | 1984-04-02 | 浚渫運転模擬装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4670484U JPS60159309U (ja) | 1984-04-02 | 1984-04-02 | 浚渫運転模擬装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60159309U JPS60159309U (ja) | 1985-10-23 |
| JPH0412126Y2 true JPH0412126Y2 (enExample) | 1992-03-25 |
Family
ID=30561353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4670484U Granted JPS60159309U (ja) | 1984-04-02 | 1984-04-02 | 浚渫運転模擬装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60159309U (enExample) |
-
1984
- 1984-04-02 JP JP4670484U patent/JPS60159309U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60159309U (ja) | 1985-10-23 |
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