JPH0189947U - - Google Patents
Info
- Publication number
- JPH0189947U JPH0189947U JP18629387U JP18629387U JPH0189947U JP H0189947 U JPH0189947 U JP H0189947U JP 18629387 U JP18629387 U JP 18629387U JP 18629387 U JP18629387 U JP 18629387U JP H0189947 U JPH0189947 U JP H0189947U
- Authority
- JP
- Japan
- Prior art keywords
- gas blowing
- molten metal
- refractory brick
- shaped refractory
- outer periphery
- 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
- 238000007664 blowing Methods 0.000 claims description 7
- 239000011449 brick Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
Landscapes
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Furnace Charging Or Discharging (AREA)
Description
第１図、第２図は本考案の一実施例の溶融金属
容器のガス吹込みノズル部の側断面図および平面
図、第３図、第４図は同上のガス吹込みノズルの
取り替え説明用側断面図、第５図、第６図は同上
の定形耐火物れんがの取り替え説明用側断面図で
ある。
１……溶融金属容器、２……炉底部、３……ガ
ス吹込みノズル、８……第一定形耐火物れんが、
１０……不定形耐火物層、１２……第二定形耐火
物れんが。
Figures 1 and 2 are side sectional views and plan views of the gas blowing nozzle portion of a molten metal container according to an embodiment of the present invention, and Figures 3 and 4 are for explaining replacement of the same gas blowing nozzle. The side sectional view, FIG. 5, and FIG. 6 are side sectional views for explaining the replacement of the same shaped refractory bricks as above. 1... Molten metal container, 2... Furnace bottom, 3... Gas blowing nozzle, 8... First type refractory brick,
10...Unshaped refractory layer, 12... Second shaped refractory brick.
Claims (1)
融金属を精錬する溶融金属容器用ガス吹込み羽口
において、ガス吹込みノズルの外周部に第一定形
耐火物れんがを不定形耐火物層を介して周設する
とともに、上記第一定形耐火物れんがの外周部に
第二定形耐火物れんがを周設したことを特徴とす
る溶融金属容器用ガス吹込み羽口構造。 In a gas blowing tuyere for a molten metal container that is equipped with a gas blowing nozzle and injects gas to refine molten metal, the outer periphery of the gas blowing nozzle is coated with a first-shaped refractory brick and an unshaped refractory layer. A gas blowing tuyere structure for a molten metal container, characterized in that a second shaped refractory brick is provided around the outer periphery of the first shaped refractory brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18629387U JPH0630834Y2 (en) | 1987-12-07 | 1987-12-07 | Gas blown tuyere structure for molten metal containers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18629387U JPH0630834Y2 (en) | 1987-12-07 | 1987-12-07 | Gas blown tuyere structure for molten metal containers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0189947U true JPH0189947U (en) | 1989-06-13 |
| JPH0630834Y2 JPH0630834Y2 (en) | 1994-08-17 |
Family
ID=31477524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18629387U Expired - Lifetime JPH0630834Y2 (en) | 1987-12-07 | 1987-12-07 | Gas blown tuyere structure for molten metal containers |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0630834Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0464555U (en) * | 1990-10-08 | 1992-06-03 | ||
| JPH0464556U (en) * | 1990-10-08 | 1992-06-03 | ||
| JP2010255074A (en) * | 2009-04-28 | 2010-11-11 | Nippon Steel Corp | Gas-blowing part structure in molten metal vessel |
| JP2019184139A (en) * | 2018-04-07 | 2019-10-24 | 大同特殊鋼株式会社 | Furnace bottom structure of electric furnace, method for repairing the same, and pushing device used for the repair method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0941024A (en) * | 1995-05-25 | 1997-02-10 | Japan Casting & Forging Corp | Gas blowing nozzle into molten metal and its using method thereof |
-
1987
- 1987-12-07 JP JP18629387U patent/JPH0630834Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0464555U (en) * | 1990-10-08 | 1992-06-03 | ||
| JPH0464556U (en) * | 1990-10-08 | 1992-06-03 | ||
| JP2010255074A (en) * | 2009-04-28 | 2010-11-11 | Nippon Steel Corp | Gas-blowing part structure in molten metal vessel |
| JP2019184139A (en) * | 2018-04-07 | 2019-10-24 | 大同特殊鋼株式会社 | Furnace bottom structure of electric furnace, method for repairing the same, and pushing device used for the repair method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0630834Y2 (en) | 1994-08-17 |
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