JPH0242053U - - Google Patents
Info
- Publication number
- JPH0242053U JPH0242053U JP11797788U JP11797788U JPH0242053U JP H0242053 U JPH0242053 U JP H0242053U JP 11797788 U JP11797788 U JP 11797788U JP 11797788 U JP11797788 U JP 11797788U JP H0242053 U JPH0242053 U JP H0242053U
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- fluidized bed
- discharge pipe
- reduction furnace
- pipe
- 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
- 239000006185 dispersion Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Landscapes
- Blast Furnaces (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Description
第１図はこの考案に従う流動層予備還元炉の断
面図、第２および３図はこの考案に従う流動層予
備還元炉の別の例を示す断面図である。
１……導入口、２……流動化還元ガス、３……
流動層、４……原料供給口、５……排出口、６…
…排出管、６ａ……小径管、６ｂ……大径管、７
……分散板、８……フイルター。
FIG. 1 is a cross-sectional view of a fluidized bed pre-reduction furnace according to this invention, and FIGS. 2 and 3 are cross-sectional views showing another example of a fluidized bed pre-reduction furnace according to this invention. 1...Inlet port, 2...Fluidized reducing gas, 3...
Fluidized bed, 4... Raw material supply port, 5... Discharge port, 6...
...Discharge pipe, 6a...Small diameter pipe, 6b...Large diameter pipe, 7
...dispersion plate, 8...filter.
Claims (1)
側壁に予備還元生成物の排出口を開口させた流動
層予備還元炉において、 上記排出口に排出管を接続しかつ排出管の先端
を炉内に突出させてなる流動層予備還元炉。 ２ 排出管はその先端部をなす小径管と大径管と
を連結してなる請求項１記載の流動層予備還元炉
。 ３ 排出管はその開口部にフイルターをそなえて
なる請求項１記載の流動層予備環元炉。[Scope of Claim for Utility Model Registration] 1. In a fluidized bed pre-reduction furnace in which an inlet for fluidized reducing gas is provided at the bottom of the furnace and a discharge port for pre-reduced products is opened in the side wall of the furnace, a discharge pipe is connected to the discharge port. A fluidized bed pre-reduction furnace that is connected and has the tip of a discharge pipe protruding into the furnace. 2. The fluidized bed pre-reduction furnace according to claim 1, wherein the discharge pipe is formed by connecting a small diameter pipe and a large diameter pipe forming the distal end thereof. 3. The fluidized bed preliminary ring furnace according to claim 1, wherein the discharge pipe is provided with a filter at its opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11797788U JPH0613252Y2 (en) | 1988-09-09 | 1988-09-09 | Fluidized bed preliminary reduction furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11797788U JPH0613252Y2 (en) | 1988-09-09 | 1988-09-09 | Fluidized bed preliminary reduction furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0242053U true JPH0242053U (en) | 1990-03-23 |
| JPH0613252Y2 JPH0613252Y2 (en) | 1994-04-06 |
Family
ID=31361923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11797788U Expired - Lifetime JPH0613252Y2 (en) | 1988-09-09 | 1988-09-09 | Fluidized bed preliminary reduction furnace |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0613252Y2 (en) |
-
1988
- 1988-09-09 JP JP11797788U patent/JPH0613252Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0613252Y2 (en) | 1994-04-06 |