JPS60388Y2 - 井戸掘削装置 - Google Patents
井戸掘削装置Info
- Publication number
- JPS60388Y2 JPS60388Y2 JP1980146741U JP14674180U JPS60388Y2 JP S60388 Y2 JPS60388 Y2 JP S60388Y2 JP 1980146741 U JP1980146741 U JP 1980146741U JP 14674180 U JP14674180 U JP 14674180U JP S60388 Y2 JPS60388 Y2 JP S60388Y2
- Authority
- JP
- Japan
- Prior art keywords
- driving
- mounting base
- well drilling
- column
- pipe
- 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
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980146741U JPS60388Y2 (ja) | 1980-10-15 | 1980-10-15 | 井戸掘削装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980146741U JPS60388Y2 (ja) | 1980-10-15 | 1980-10-15 | 井戸掘削装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5771583U JPS5771583U (enExample) | 1982-05-01 |
| JPS60388Y2 true JPS60388Y2 (ja) | 1985-01-08 |
Family
ID=29506290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980146741U Expired JPS60388Y2 (ja) | 1980-10-15 | 1980-10-15 | 井戸掘削装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60388Y2 (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5349206Y2 (enExample) * | 1975-12-17 | 1978-11-25 |
-
1980
- 1980-10-15 JP JP1980146741U patent/JPS60388Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5771583U (enExample) | 1982-05-01 |
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