JPS6332221Y2 - - Google Patents
Info
- Publication number
- JPS6332221Y2 JPS6332221Y2 JP16840283U JP16840283U JPS6332221Y2 JP S6332221 Y2 JPS6332221 Y2 JP S6332221Y2 JP 16840283 U JP16840283 U JP 16840283U JP 16840283 U JP16840283 U JP 16840283U JP S6332221 Y2 JPS6332221 Y2 JP S6332221Y2
- Authority
- JP
- Japan
- Prior art keywords
- bit
- casing
- tip
- drilling
- water
- 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 20
- 238000009412 basement excavation Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000004576 sand Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16840283U JPS6076191U (ja) | 1983-11-01 | 1983-11-01 | 削孔ロッド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16840283U JPS6076191U (ja) | 1983-11-01 | 1983-11-01 | 削孔ロッド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6076191U JPS6076191U (ja) | 1985-05-28 |
| JPS6332221Y2 true JPS6332221Y2 (en, 2012) | 1988-08-29 |
Family
ID=30368163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16840283U Granted JPS6076191U (ja) | 1983-11-01 | 1983-11-01 | 削孔ロッド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6076191U (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7661197B2 (ja) * | 2021-10-18 | 2025-04-14 | 鹿島建設株式会社 | 地中変位計設置方法 |
-
1983
- 1983-11-01 JP JP16840283U patent/JPS6076191U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6076191U (ja) | 1985-05-28 |
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