JPH0372993U - - Google Patents
Info
- Publication number
- JPH0372993U JPH0372993U JP13521789U JP13521789U JPH0372993U JP H0372993 U JPH0372993 U JP H0372993U JP 13521789 U JP13521789 U JP 13521789U JP 13521789 U JP13521789 U JP 13521789U JP H0372993 U JPH0372993 U JP H0372993U
- Authority
- JP
- Japan
- Prior art keywords
- adapter
- water
- rod
- casing
- swivel
- 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 10
- 238000005553 drilling Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13521789U JPH0372993U (cs) | 1989-11-21 | 1989-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13521789U JPH0372993U (cs) | 1989-11-21 | 1989-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0372993U true JPH0372993U (cs) | 1991-07-23 |
Family
ID=31682497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13521789U Pending JPH0372993U (cs) | 1989-11-21 | 1989-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0372993U (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002021461A (ja) * | 2000-07-12 | 2002-01-23 | Nittoc Constr Co Ltd | 二重管式削孔機用スイベル |
-
1989
- 1989-11-21 JP JP13521789U patent/JPH0372993U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002021461A (ja) * | 2000-07-12 | 2002-01-23 | Nittoc Constr Co Ltd | 二重管式削孔機用スイベル |