JPS6270158U - - Google Patents
Info
- Publication number
- JPS6270158U JPS6270158U JP15943685U JP15943685U JPS6270158U JP S6270158 U JPS6270158 U JP S6270158U JP 15943685 U JP15943685 U JP 15943685U JP 15943685 U JP15943685 U JP 15943685U JP S6270158 U JPS6270158 U JP S6270158U
- Authority
- JP
- Japan
- Prior art keywords
- use surface
- porous
- plug
- voids
- interior
- 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
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000011819 refractory material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Description
第１図は本考案の一実施例を示す中央縦断面図
、第２図はその平面図、第３図及び第４図は本考
案の他の実施例を示す中央縦断面図、第５図は従
来品に於ける亀裂発生の原理説明図、第６図は剥
離損傷の原理説明図である。
図に於て、１はプラグ本体、２は空隙部である
。
Fig. 1 is a central vertical sectional view showing one embodiment of the present invention, Fig. 2 is a plan view thereof, Figs. 3 and 4 are central longitudinal sectional views showing other embodiments of the present invention, and Fig. 5 6 is a diagram illustrating the principle of crack generation in a conventional product, and FIG. 6 is a diagram illustrating the principle of peeling damage. In the figure, 1 is the plug body and 2 is the cavity.
Claims (1)
プラグ本体の内部中央部に、平面積が同一若しく
は使用面から非使用面に行くに従つて漸次小さく
なるような薄層状の空隙部の複数個を、使用面と
平行に且つ多段的に設けたことを特徴とするガス
吹込み用ポーラスプラグ。 In porous plugs made of porous refractories,
A plurality of thin layer-like voids are provided in the center of the interior of the plug body, parallel to the use surface and in multiple stages, the planar area of which is the same or becomes gradually smaller from the use surface to the non-use surface. A porous plug for gas injection characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15943685U JPS6270158U (en) | 1985-10-17 | 1985-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15943685U JPS6270158U (en) | 1985-10-17 | 1985-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6270158U true JPS6270158U (en) | 1987-05-02 |
Family
ID=31083864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15943685U Pending JPS6270158U (en) | 1985-10-17 | 1985-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6270158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0214349U (en) * | 1988-07-11 | 1990-01-29 |
-
1985
- 1985-10-17 JP JP15943685U patent/JPS6270158U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0214349U (en) * | 1988-07-11 | 1990-01-29 |