JPS5776391A - Treating method of multiple double pipe ends - Google Patents
Treating method of multiple double pipe endsInfo
- Publication number
- JPS5776391A JPS5776391A JP15016180A JP15016180A JPS5776391A JP S5776391 A JPS5776391 A JP S5776391A JP 15016180 A JP15016180 A JP 15016180A JP 15016180 A JP15016180 A JP 15016180A JP S5776391 A JPS5776391 A JP S5776391A
- Authority
- JP
- Japan
- Prior art keywords
- double pipe
- pipe ends
- treating method
- multiple double
- treating
- 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
Landscapes
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15016180A JPS5776391A (en) | 1980-10-28 | 1980-10-28 | Treating method of multiple double pipe ends |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15016180A JPS5776391A (en) | 1980-10-28 | 1980-10-28 | Treating method of multiple double pipe ends |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5776391A true JPS5776391A (en) | 1982-05-13 |
Family
ID=15490831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15016180A Pending JPS5776391A (en) | 1980-10-28 | 1980-10-28 | Treating method of multiple double pipe ends |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5776391A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5760533A (en) * | 1995-03-31 | 1998-06-02 | Ngk Spark Plug Co., Ltd. | Spark plug for an internal combustion engine |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49133918A (en) * | 1973-04-26 | 1974-12-23 |
-
1980
- 1980-10-28 JP JP15016180A patent/JPS5776391A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49133918A (en) * | 1973-04-26 | 1974-12-23 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5760533A (en) * | 1995-03-31 | 1998-06-02 | Ngk Spark Plug Co., Ltd. | Spark plug for an internal combustion engine |
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