JPH0262994U - - Google Patents
Info
- Publication number
- JPH0262994U JPH0262994U JP14050688U JP14050688U JPH0262994U JP H0262994 U JPH0262994 U JP H0262994U JP 14050688 U JP14050688 U JP 14050688U JP 14050688 U JP14050688 U JP 14050688U JP H0262994 U JPH0262994 U JP H0262994U
- Authority
- JP
- Japan
- Prior art keywords
- threaded portion
- end provided
- drill pipe
- fits
- wire line
- 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
- 238000010586 diagram Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14050688U JPH0262994U (en]) | 1988-10-29 | 1988-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14050688U JPH0262994U (en]) | 1988-10-29 | 1988-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0262994U true JPH0262994U (en]) | 1990-05-10 |
Family
ID=31404739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14050688U Pending JPH0262994U (en]) | 1988-10-29 | 1988-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0262994U (en]) |
-
1988
- 1988-10-29 JP JP14050688U patent/JPH0262994U/ja active Pending