JPS56131880A - High airtight screw joint for oil well pipe - Google Patents
High airtight screw joint for oil well pipeInfo
- Publication number
- JPS56131880A JPS56131880A JP3491880A JP3491880A JPS56131880A JP S56131880 A JPS56131880 A JP S56131880A JP 3491880 A JP3491880 A JP 3491880A JP 3491880 A JP3491880 A JP 3491880A JP S56131880 A JPS56131880 A JP S56131880A
- Authority
- JP
- Japan
- Prior art keywords
- oil well
- well pipe
- screw joint
- high airtight
- airtight screw
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3491880A JPS56131880A (en) | 1980-03-19 | 1980-03-19 | High airtight screw joint for oil well pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3491880A JPS56131880A (en) | 1980-03-19 | 1980-03-19 | High airtight screw joint for oil well pipe |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56131880A true JPS56131880A (en) | 1981-10-15 |
Family
ID=12427592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3491880A Pending JPS56131880A (en) | 1980-03-19 | 1980-03-19 | High airtight screw joint for oil well pipe |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56131880A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013204743A (en) * | 2012-03-29 | 2013-10-07 | Hitachi Zosen Corp | Pipe |
-
1980
- 1980-03-19 JP JP3491880A patent/JPS56131880A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013204743A (en) * | 2012-03-29 | 2013-10-07 | Hitachi Zosen Corp | Pipe |
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