JPH04468U - - Google Patents
Info
- Publication number
- JPH04468U JPH04468U JP3670790U JP3670790U JPH04468U JP H04468 U JPH04468 U JP H04468U JP 3670790 U JP3670790 U JP 3670790U JP 3670790 U JP3670790 U JP 3670790U JP H04468 U JPH04468 U JP H04468U
- Authority
- JP
- Japan
- Prior art keywords
- fin
- spiral
- ring
- tube
- welding device
- 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
- 238000003466 welding Methods 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3670790U JPH04468U (en, 2012) | 1990-04-05 | 1990-04-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3670790U JPH04468U (en, 2012) | 1990-04-05 | 1990-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04468U true JPH04468U (en, 2012) | 1992-01-06 |
Family
ID=31543173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3670790U Pending JPH04468U (en, 2012) | 1990-04-05 | 1990-04-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04468U (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2025501446A (ja) * | 2021-12-27 | 2025-01-22 | ジョイント－ストック カンパニー メカニカル エンジニアリング プラント“ジオ－ポドリスク” | パイプの縦フィン加工用の自動溶接機 |
-
1990
- 1990-04-05 JP JP3670790U patent/JPH04468U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2025501446A (ja) * | 2021-12-27 | 2025-01-22 | ジョイント－ストック カンパニー メカニカル エンジニアリング プラント“ジオ－ポドリスク” | パイプの縦フィン加工用の自動溶接機 |