JPS59165456U - Vacuum degassing equipment - Google Patents
Vacuum degassing equipmentInfo
- Publication number
- JPS59165456U JPS59165456U JP5749283U JP5749283U JPS59165456U JP S59165456 U JPS59165456 U JP S59165456U JP 5749283 U JP5749283 U JP 5749283U JP 5749283 U JP5749283 U JP 5749283U JP S59165456 U JPS59165456 U JP S59165456U
- Authority
- JP
- Japan
- Prior art keywords
- vacuum degassing
- degassing equipment
- reflux gas
- diverging nozzle
- nozzle
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は真空脱ガス装置の下端部の一部断面側面図、第
２図は末広がりノズルの縦断面図、第３図はその末広が
りノズル部の斜視図、第４図は末゛広がりノズルを用い
た水モデルにおける気体の到達係数を示すグラフ、第５
図は真空度と気体の到達係数との関係を示すグラフ、第
６図は末広がりノズルを用いて脱炭処理したときの脱炭
の推移を示すグラフである。
１・・・浸漬管フランジ、２・・・内管、３・・・耐火
物、４・・・真空脱ガス装置の下部槽、５・・・溶鋼、
６・・・還流ガス供給管、７・・・ストレートノズル、
８・・・末広がりノズル、９・・・絞り部、９ａ・・・
テーパー面、−１０・・・吹込みガス供給用通路、１１
・・・押えれんが、１２・・・還流ガス上昇管、１３・
・・還流ガス上部鉄皮、１４・・・還流ガス下部鉄皮、
１５・・・ボルト穴。
第３図
第５図Fig. 1 is a partially sectional side view of the lower end of the vacuum degassing device, Fig. 2 is a longitudinal sectional view of the diverging nozzle, Fig. 3 is a perspective view of the diverging nozzle, and Fig. 4 is a view of the diverging nozzle. Graph showing the arrival coefficient of gas in the water model used, 5th
The figure is a graph showing the relationship between the degree of vacuum and the arrival coefficient of gas, and FIG. 6 is a graph showing the transition of decarburization when decarburization is performed using a diverging nozzle. DESCRIPTION OF SYMBOLS 1... Immersion pipe flange, 2... Inner pipe, 3... Refractory, 4... Lower tank of vacuum degassing device, 5... Molten steel,
6... Reflux gas supply pipe, 7... Straight nozzle,
8...Finding nozzle, 9...Aperture part, 9a...
Tapered surface, -10... Blowing gas supply passage, 11
... Pressing brick, 12 ... Reflux gas riser pipe, 13.
... Reflux gas upper shell, 14... Reflux gas lower shell,
15...Bolt hole. Figure 3 Figure 5
Claims (1)
広がりノズルを具備して成る真空脱ガス装置。A vacuum degassing device comprising a diverging nozzle that blows reflux gas into a molten steel reflux gas injection section at a speed higher than the speed of sound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5749283U JPS59165456U (en) | 1983-04-19 | 1983-04-19 | Vacuum degassing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5749283U JPS59165456U (en) | 1983-04-19 | 1983-04-19 | Vacuum degassing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59165456U true JPS59165456U (en) | 1984-11-06 |
Family
ID=30187792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5749283U Pending JPS59165456U (en) | 1983-04-19 | 1983-04-19 | Vacuum degassing equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59165456U (en) |
-
1983
- 1983-04-19 JP JP5749283U patent/JPS59165456U/en active Pending
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