JPS5732273B2 - - Google Patents
Info
- Publication number
- JPS5732273B2 JPS5732273B2 JP3647274A JP3647274A JPS5732273B2 JP S5732273 B2 JPS5732273 B2 JP S5732273B2 JP 3647274 A JP3647274 A JP 3647274A JP 3647274 A JP3647274 A JP 3647274A JP S5732273 B2 JPS5732273 B2 JP S5732273B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Landscapes
- Earth Drilling (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3647274A JPS5732273B2 (en) | 1974-03-31 | 1974-03-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3647274A JPS5732273B2 (en) | 1974-03-31 | 1974-03-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS50129402A JPS50129402A (en) | 1975-10-13 |
JPS5732273B2 true JPS5732273B2 (en) | 1982-07-09 |
Family
ID=12470745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3647274A Expired JPS5732273B2 (en) | 1974-03-31 | 1974-03-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5732273B2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6115351Y2 (en) * | 1981-01-26 | 1986-05-13 | ||
US4712815A (en) * | 1984-10-02 | 1987-12-15 | Hydril Company | Metal-to-metal wedge thread coupling connector |
JP2014035008A (en) * | 2012-08-08 | 2014-02-24 | Sankei Seisakusho:Kk | Connection pipe insertion structure |
EP3594548B1 (en) * | 2017-03-08 | 2022-06-15 | Nippon Steel Corporation | Threaded joint for oil well pipe |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4430847Y1 (en) * | 1966-02-25 | 1969-12-19 |
-
1974
- 1974-03-31 JP JP3647274A patent/JPS5732273B2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4430847Y1 (en) * | 1966-02-25 | 1969-12-19 |
Also Published As
Publication number | Publication date |
---|---|
JPS50129402A (en) | 1975-10-13 |