JPH0284889U - - Google Patents
Info
- Publication number
- JPH0284889U JPH0284889U JP16557188U JP16557188U JPH0284889U JP H0284889 U JPH0284889 U JP H0284889U JP 16557188 U JP16557188 U JP 16557188U JP 16557188 U JP16557188 U JP 16557188U JP H0284889 U JPH0284889 U JP H0284889U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- sludge barrel
- space
- outer periphery
- center
- 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.)
- Granted
Links
- 239000010802 sludge Substances 0.000 claims description 4
- 238000009412 basement excavation Methods 0.000 claims description 2
- 238000005553 drilling Methods 0.000 claims 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Sampling And Sample Adjustment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16557188U JPH0640711Y2 (ja) | 1988-12-21 | 1988-12-21 | ロータリパーカッションドリル用無水ボーリング装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16557188U JPH0640711Y2 (ja) | 1988-12-21 | 1988-12-21 | ロータリパーカッションドリル用無水ボーリング装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0284889U true JPH0284889U (es) | 1990-07-02 |
| JPH0640711Y2 JPH0640711Y2 (ja) | 1994-10-26 |
Family
ID=31452178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16557188U Expired - Lifetime JPH0640711Y2 (ja) | 1988-12-21 | 1988-12-21 | ロータリパーカッションドリル用無水ボーリング装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0640711Y2 (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020111918A (ja) * | 2019-01-09 | 2020-07-27 | 株式会社安藤・間 | ベアリングプレート設置面切削研磨方法及び装置 |
-
1988
- 1988-12-21 JP JP16557188U patent/JPH0640711Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020111918A (ja) * | 2019-01-09 | 2020-07-27 | 株式会社安藤・間 | ベアリングプレート設置面切削研磨方法及び装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0640711Y2 (ja) | 1994-10-26 |
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