JPH0274352U - - Google Patents
Info
- Publication number
- JPH0274352U JPH0274352U JP15178288U JP15178288U JPH0274352U JP H0274352 U JPH0274352 U JP H0274352U JP 15178288 U JP15178288 U JP 15178288U JP 15178288 U JP15178288 U JP 15178288U JP H0274352 U JPH0274352 U JP H0274352U
- Authority
- JP
- Japan
- Prior art keywords
- metal pipe
- core metal
- refractory material
- lance
- coated
- 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
- 239000002184 metal Substances 0.000 claims description 6
- 239000011819 refractory material Substances 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 239000011823 monolithic refractory Substances 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Description
第１図ａは本考案の実施例を示す正面図、第１
図ｂは第１図ａのＡ―Ａ矢視を示す断面図、第２
図は第１図のｅ部を示す部分拡大図、第３図ａは
従来例を示す正面図、第３図ｂは第３図ａのＡ―
Ａ矢視を示す断面図である。 １……芯金パイプ、２……突起、３……不定形
耐火物、４……金棒。
図ｂは第１図ａのＡ―Ａ矢視を示す断面図、第２
図は第１図のｅ部を示す部分拡大図、第３図ａは
従来例を示す正面図、第３図ｂは第３図ａのＡ―
Ａ矢視を示す断面図である。 １……芯金パイプ、２……突起、３……不定形
耐火物、４……金棒。
Claims (1)
- 耐火物で被覆するランス用芯金パイプの構造で
あつて、上記芯金パイプを製造する段階で溶接に
よらずに当該芯金パイプの外周面にその円周長さ
に対し１／９０〜１／５の幅を有すると共に上記
被覆する耐火物の厚さに対し１／３０〜９／１０
の高さを有する少なく共１本の直線状突起を長さ
方向に一体的に付与してなることを特徴とする耐
火物で被覆するランス用芯金パイプの構造。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15178288U JPH0274352U (ja) | 1988-11-24 | 1988-11-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15178288U JPH0274352U (ja) | 1988-11-24 | 1988-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0274352U true JPH0274352U (ja) | 1990-06-06 |
Family
ID=31426134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15178288U Pending JPH0274352U (ja) | 1988-11-24 | 1988-11-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0274352U (ja) |
-
1988
- 1988-11-24 JP JP15178288U patent/JPH0274352U/ja active Pending