JPS6346550Y2 - - Google Patents
Info
- Publication number
- JPS6346550Y2 JPS6346550Y2 JP13300083U JP13300083U JPS6346550Y2 JP S6346550 Y2 JPS6346550 Y2 JP S6346550Y2 JP 13300083 U JP13300083 U JP 13300083U JP 13300083 U JP13300083 U JP 13300083U JP S6346550 Y2 JPS6346550 Y2 JP S6346550Y2
- Authority
- JP
- Japan
- Prior art keywords
- casing
- tip
- inner rod
- bit
- rod
- 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
- 238000005553 drilling Methods 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000004576 sand Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000011440 grout Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13300083U JPS6040590U (ja) | 1983-08-30 | 1983-08-30 | せん孔装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13300083U JPS6040590U (ja) | 1983-08-30 | 1983-08-30 | せん孔装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6040590U JPS6040590U (ja) | 1985-03-22 |
| JPS6346550Y2 true JPS6346550Y2 (enrdf_load_stackoverflow) | 1988-12-02 |
Family
ID=30300165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13300083U Granted JPS6040590U (ja) | 1983-08-30 | 1983-08-30 | せん孔装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6040590U (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01319633A (ja) * | 1988-06-21 | 1989-12-25 | Fuji Denshi Kogyo Kk | クランクシャフトのピン部の高周波表面焼入法 |
-
1983
- 1983-08-30 JP JP13300083U patent/JPS6040590U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6040590U (ja) | 1985-03-22 |