JPS60131249U - Porous plug for gas injection - Google Patents
Porous plug for gas injectionInfo
- Publication number
- JPS60131249U JPS60131249U JP1750784U JP1750784U JPS60131249U JP S60131249 U JPS60131249 U JP S60131249U JP 1750784 U JP1750784 U JP 1750784U JP 1750784 U JP1750784 U JP 1750784U JP S60131249 U JPS60131249 U JP S60131249U
- Authority
- JP
- Japan
- Prior art keywords
- gas injection
- porous plug
- porous
- air permeability
- porous refractory
- 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
- Treatment Of Steel In Its Molten State (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図乃至第３図は従来構造の縦断面図、第４図は緻密
質耐火物を用いた場合における本考案実施例の縦断面図
、第５図は本考案における多孔質耐火物の剥離損耗状況
の一過程を示す状態図、第６図は緻密質耐火物を用いた
場合における本考案実施例の他の例を示す縦断面図。
図中の符号は下記のとおりである。１：多孔質耐火物、
２：ガス供給管、３：鉄板ケース、４：緻密質耐火物、
５：通気率の低い多孔質耐火物、６：通気率の高い多孔
質耐火物、７：吐出面。Figures 1 to 3 are longitudinal sectional views of the conventional structure, Figure 4 is a longitudinal sectional view of the embodiment of the present invention using dense refractories, and Figure 5 is the peeling of the porous refractory in the present invention. FIG. 6 is a state diagram showing one process of wear and tear, and FIG. 6 is a longitudinal cross-sectional view showing another example of the embodiment of the present invention when a dense refractory is used. The symbols in the figure are as follows. 1: porous refractory,
2: Gas supply pipe, 3: Iron plate case, 4: Dense refractory,
5: Porous refractory with low air permeability, 6: Porous refractory with high air permeability, 7: Discharge surface.
Claims (1)
底部は通気率の高い多孔質耐火物６で形成してなるガス
吹込み用ポーラスプラグ。This porous plug for gas injection has a center portion made of a porous refractory material 5 with a low air permeability, and an outer periphery and a bottom portion made of a porous refractory material 6 with a high air permeability.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1750784U JPS60131249U (en) | 1984-02-13 | 1984-02-13 | Porous plug for gas injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1750784U JPS60131249U (en) | 1984-02-13 | 1984-02-13 | Porous plug for gas injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60131249U true JPS60131249U (en) | 1985-09-03 |
Family
ID=30505275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1750784U Pending JPS60131249U (en) | 1984-02-13 | 1984-02-13 | Porous plug for gas injection |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60131249U (en) |
-
1984
- 1984-02-13 JP JP1750784U patent/JPS60131249U/en active Pending
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