JPS6227592Y2 - - Google Patents
Info
- Publication number
- JPS6227592Y2 JPS6227592Y2 JP15948280U JP15948280U JPS6227592Y2 JP S6227592 Y2 JPS6227592 Y2 JP S6227592Y2 JP 15948280 U JP15948280 U JP 15948280U JP 15948280 U JP15948280 U JP 15948280U JP S6227592 Y2 JPS6227592 Y2 JP S6227592Y2
- Authority
- JP
- Japan
- Prior art keywords
- auger
- cylinder
- leading
- outer cylinder
- notched
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000005553 drilling Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15948280U JPS6227592Y2 (en]) | 1980-11-10 | 1980-11-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15948280U JPS6227592Y2 (en]) | 1980-11-10 | 1980-11-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5785090U JPS5785090U (en]) | 1982-05-26 |
| JPS6227592Y2 true JPS6227592Y2 (en]) | 1987-07-15 |
Family
ID=29518503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15948280U Expired JPS6227592Y2 (en]) | 1980-11-10 | 1980-11-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6227592Y2 (en]) |
-
1980
- 1980-11-10 JP JP15948280U patent/JPS6227592Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5785090U (en]) | 1982-05-26 |
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