CA397389A - Electrical tubing seam welding apparatus - Google Patents
Electrical tubing seam welding apparatusInfo
- Publication number
- CA397389A CA397389A CA397389A CA397389DA CA397389A CA 397389 A CA397389 A CA 397389A CA 397389 A CA397389 A CA 397389A CA 397389D A CA397389D A CA 397389DA CA 397389 A CA397389 A CA 397389A
- Authority
- CA
- Canada
- Prior art keywords
- welding apparatus
- seam welding
- electrical tubing
- tubing seam
- electrical
- 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.)
- Expired
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA397389T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA397389A true CA397389A (en) | 1941-06-24 |
Family
ID=35407907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA397389A Expired CA397389A (en) | Electrical tubing seam welding apparatus |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA397389A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110133097A (en) * | 2019-06-12 | 2019-08-16 | 清华大学 | A kind of buried pipeline circumference weld inspection device and detection method |
CN110133097B (en) * | 2019-06-12 | 2024-06-04 | 清华大学 | Buried pipeline girth weld detection device and detection method |
-
0
- CA CA397389A patent/CA397389A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110133097A (en) * | 2019-06-12 | 2019-08-16 | 清华大学 | A kind of buried pipeline circumference weld inspection device and detection method |
CN110133097B (en) * | 2019-06-12 | 2024-06-04 | 清华大学 | Buried pipeline girth weld detection device and detection method |
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