JPH0312926U - - Google Patents
Info
- Publication number
- JPH0312926U JPH0312926U JP7073289U JP7073289U JPH0312926U JP H0312926 U JPH0312926 U JP H0312926U JP 7073289 U JP7073289 U JP 7073289U JP 7073289 U JP7073289 U JP 7073289U JP H0312926 U JPH0312926 U JP H0312926U
- Authority
- JP
- Japan
- Prior art keywords
- air nozzle
- drilling
- pipe
- drilling bit
- tip
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000005553 drilling Methods 0.000 claims 4
- 238000009412 basement excavation Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7073289U JPH0312926U (da) | 1989-06-19 | 1989-06-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7073289U JPH0312926U (da) | 1989-06-19 | 1989-06-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0312926U true JPH0312926U (da) | 1991-02-08 |
Family
ID=31607139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7073289U Pending JPH0312926U (da) | 1989-06-19 | 1989-06-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0312926U (da) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021014740A (ja) * | 2019-07-16 | 2021-02-12 | 石油資源開発株式会社 | ベンチュリ効果を利用した高圧水ジェット噴射装置 |
-
1989
- 1989-06-19 JP JP7073289U patent/JPH0312926U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021014740A (ja) * | 2019-07-16 | 2021-02-12 | 石油資源開発株式会社 | ベンチュリ効果を利用した高圧水ジェット噴射装置 |