JPH02138085U - - Google Patents
Info
- Publication number
- JPH02138085U JPH02138085U JP4866289U JP4866289U JPH02138085U JP H02138085 U JPH02138085 U JP H02138085U JP 4866289 U JP4866289 U JP 4866289U JP 4866289 U JP4866289 U JP 4866289U JP H02138085 U JPH02138085 U JP H02138085U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder diameter
- outer cylinder
- inner cylinder
- gas sealing
- cylindrical nozzle
- 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
- Rigid Pipes And Flexible Pipes (AREA)
Description
第１図は本考案の１実施例の電縫鋼管溶接部ガ
スシール用同軸二重円筒ノズルの縦断面図、第２
図は電縫鋼管溶接部ガスシール用同軸二重円筒ノ
ズルの外筒径／内筒径と酸素濃度の関係を示すグ
ラフ図、第３図は電縫鋼管の製造工程を示す説明
図、第４図および第５図は従来技術の実施状況を
示す説明図である。 １……内筒、２……外筒、３……内筒供給口、
４……外筒供給口、５……整流板。
スシール用同軸二重円筒ノズルの縦断面図、第２
図は電縫鋼管溶接部ガスシール用同軸二重円筒ノ
ズルの外筒径／内筒径と酸素濃度の関係を示すグ
ラフ図、第３図は電縫鋼管の製造工程を示す説明
図、第４図および第５図は従来技術の実施状況を
示す説明図である。 １……内筒、２……外筒、３……内筒供給口、
４……外筒供給口、５……整流板。
Claims (1)
- 内筒径Ｄ１と外筒径Ｄ０の比Ｄ０／Ｄ１が１．
２〜２．０であることを特徴とする電縫鋼管溶接
部ガスシール用同軸二重円筒ノズル。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4866289U JPH02138085U (ja) | 1989-04-25 | 1989-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4866289U JPH02138085U (ja) | 1989-04-25 | 1989-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02138085U true JPH02138085U (ja) | 1990-11-19 |
Family
ID=31565675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4866289U Pending JPH02138085U (ja) | 1989-04-25 | 1989-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02138085U (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5626518A (en) * | 1979-08-10 | 1981-03-14 | Koichi Iitani | Operation of bag filter having multiple chambers |
-
1989
- 1989-04-25 JP JP4866289U patent/JPH02138085U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5626518A (en) * | 1979-08-10 | 1981-03-14 | Koichi Iitani | Operation of bag filter having multiple chambers |