JPH01149452U - - Google Patents
Info
- Publication number
- JPH01149452U JPH01149452U JP4477588U JP4477588U JPH01149452U JP H01149452 U JPH01149452 U JP H01149452U JP 4477588 U JP4477588 U JP 4477588U JP 4477588 U JP4477588 U JP 4477588U JP H01149452 U JPH01149452 U JP H01149452U
- Authority
- JP
- Japan
- Prior art keywords
- anchor
- refractories
- core pipe
- anchors
- buried
- 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 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000011819 refractory material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims 2
- 238000007664 blowing Methods 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- 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)
- Furnace Charging Or Discharging (AREA)
Description
第１図は本考案によるランスの一部切欠き縦断
面図、第２図は第１図のＡ―Ａ横断面、第３図は
従来技術によるランスの一部切欠き縦断面である
。
１……鋼管芯管、２……鋼管芯管の外表部耐火
物支持用アンカー、３……鋼管芯管の外表部キヤ
スタブル耐火物、４……鋼管芯管の内表部耐火物
支持用アンカー、５……鋼管芯管の内表部アルミ
ナ系キヤスタブル耐火物。
FIG. 1 is a partially cutaway vertical cross-sectional view of a lance according to the present invention, FIG. 2 is a cross-sectional view taken along the line AA in FIG. 1, and FIG. 3 is a partially cutaway vertical cross-section of a lance according to the prior art. 1... Steel pipe core pipe, 2... Anchor for supporting refractories on the outer surface of the steel pipe core pipe, 3... Castable refractories on the outer surface of the steel pipe core pipe, 4... Anchor for supporting refractories on the inner surface of the steel pipe core pipe. , 5... Alumina-based castable refractory material on the inner surface of the steel pipe core tube.
Claims (1)
ーを設け、該アンカー部を被覆用キヤスタブル耐
火物にて埋設した溶融金属処理用下吹きランスに
おいて、上記鋼鉄芯管の内周部に複数の耐火物支
持用アンカーを設け、該アンカー部をキヤスタブ
ル耐火物にて埋設してなることを特徴とする溶融
金属処理用下吹きランス。 In a down-blown lance for molten metal processing in which a plurality of anchors for supporting refractories are provided on the outer periphery of a steel core pipe and the anchor portions are buried with castable refractories for coating, a plurality of anchors are provided on the inner periphery of the steel core pipe. A downward blowing lance for processing molten metal, characterized in that a refractory supporting anchor is provided, and the anchor portion is buried with a castable refractory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4477588U JPH0638106Y2 (en) | 1988-04-04 | 1988-04-04 | Bottom blowing lance for molten metal processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4477588U JPH0638106Y2 (en) | 1988-04-04 | 1988-04-04 | Bottom blowing lance for molten metal processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01149452U true JPH01149452U (en) | 1989-10-17 |
| JPH0638106Y2 JPH0638106Y2 (en) | 1994-10-05 |
Family
ID=31271124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4477588U Expired - Lifetime JPH0638106Y2 (en) | 1988-04-04 | 1988-04-04 | Bottom blowing lance for molten metal processing |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0638106Y2 (en) |
-
1988
- 1988-04-04 JP JP4477588U patent/JPH0638106Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0638106Y2 (en) | 1994-10-05 |
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