JPS6315430B2 - - Google Patents
Info
- Publication number
- JPS6315430B2 JPS6315430B2 JP57200176A JP20017682A JPS6315430B2 JP S6315430 B2 JPS6315430 B2 JP S6315430B2 JP 57200176 A JP57200176 A JP 57200176A JP 20017682 A JP20017682 A JP 20017682A JP S6315430 B2 JPS6315430 B2 JP S6315430B2
- Authority
- JP
- Japan
- Prior art keywords
- casing
- water
- cylinder
- passage
- switching valve
- 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 |
|---|---|---|---|
| JP20017682A JPS5991290A (ja) | 1982-11-15 | 1982-11-15 | 正逆回転式掘削装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20017682A JPS5991290A (ja) | 1982-11-15 | 1982-11-15 | 正逆回転式掘削装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5991290A JPS5991290A (ja) | 1984-05-25 |
| JPS6315430B2 true JPS6315430B2 (de) | 1988-04-05 |
Family
ID=16420053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20017682A Granted JPS5991290A (ja) | 1982-11-15 | 1982-11-15 | 正逆回転式掘削装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5991290A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH033645U (de) * | 1989-05-31 | 1991-01-16 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100921718B1 (ko) * | 2005-09-01 | 2009-10-15 | 가부시키가이샤 산토고교샤 | 지중 연속벽 구축 방법 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5257001A (en) * | 1975-10-31 | 1977-05-11 | Inst Gorunogo Dera Sibirsk Oto | Rotary impact type pneumatic drilling device |
-
1982
- 1982-11-15 JP JP20017682A patent/JPS5991290A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH033645U (de) * | 1989-05-31 | 1991-01-16 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5991290A (ja) | 1984-05-25 |
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