JPH0315122U - - Google Patents
Info
- Publication number
- JPH0315122U JPH0315122U JP9573889U JP9573889U JPH0315122U JP H0315122 U JPH0315122 U JP H0315122U JP 9573889 U JP9573889 U JP 9573889U JP 9573889 U JP9573889 U JP 9573889U JP H0315122 U JPH0315122 U JP H0315122U
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- tip
- boom
- guide
- boom segments
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
Landscapes
- Lining Or Joining Of Plastics Or The Like (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Description
第１図は実施例の一部切欠側面図、第２図は第
１図の平面図である。 １…鋼管、４…ブーム本体、４ａ〜４ｃ…分割
ブーム、５…加熱用バーナ、７…固定用部材、８
…ガイド。
１図の平面図である。 １…鋼管、４…ブーム本体、４ａ〜４ｃ…分割
ブーム、５…加熱用バーナ、７…固定用部材、８
…ガイド。
Claims (1)
- 鋼管を内部から加熱する加熱用バーナを先端に
備えて、前記先端から鋼管内部に入り込むブーム
本体を、軸方向に継いだ複数の分割ブームにより
伸縮自在に構成するとともに、分割ブーム間に長
さ固定用部材を設け、さらに少なくともいずれか
の分割ブームに、鋼管内面に案内されるガイド部
材を設けたことを特徴とする鋼管の内部加熱装置
。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9573889U JPH0639966Y2 (ja) | 1989-08-15 | 1989-08-15 | 鋼管の内部加熱装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9573889U JPH0639966Y2 (ja) | 1989-08-15 | 1989-08-15 | 鋼管の内部加熱装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0315122U true JPH0315122U (ja) | 1991-02-15 |
| JPH0639966Y2 JPH0639966Y2 (ja) | 1994-10-19 |
Family
ID=31644991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9573889U Expired - Lifetime JPH0639966Y2 (ja) | 1989-08-15 | 1989-08-15 | 鋼管の内部加熱装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0639966Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05154309A (ja) * | 1991-12-06 | 1993-06-22 | Nippon Enbairo Kogyo Kk | 砂濾過機 |
-
1989
- 1989-08-15 JP JP9573889U patent/JPH0639966Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05154309A (ja) * | 1991-12-06 | 1993-06-22 | Nippon Enbairo Kogyo Kk | 砂濾過機 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0639966Y2 (ja) | 1994-10-19 |