JPH046766B2 - - Google Patents
Info
- Publication number
- JPH046766B2 JPH046766B2 JP22535287A JP22535287A JPH046766B2 JP H046766 B2 JPH046766 B2 JP H046766B2 JP 22535287 A JP22535287 A JP 22535287A JP 22535287 A JP22535287 A JP 22535287A JP H046766 B2 JPH046766 B2 JP H046766B2
- Authority
- JP
- Japan
- Prior art keywords
- dust
- supply pipe
- reduction furnace
- gas
- vertical
- 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.)
- Expired - Lifetime
Links
- 239000000428 dust Substances 0.000 claims description 68
- 238000003723 Smelting Methods 0.000 claims description 16
- 238000005520 cutting process Methods 0.000 claims description 16
- 238000004064 recycling Methods 0.000 claims description 15
- 230000005484 gravity Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 230000032258 transport Effects 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 2
- 230000008439 repair process Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 description 36
- 239000000843 powder Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000604 Ferrochrome Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000012256 powdered iron Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22535287A JPS6470691A (en) | 1987-09-10 | 1987-09-10 | Dust recycle method and device for vertical type melting reducing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22535287A JPS6470691A (en) | 1987-09-10 | 1987-09-10 | Dust recycle method and device for vertical type melting reducing furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6470691A JPS6470691A (en) | 1989-03-16 |
| JPH046766B2 true JPH046766B2 (zh) | 1992-02-06 |
Family
ID=16827992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22535287A Granted JPS6470691A (en) | 1987-09-10 | 1987-09-10 | Dust recycle method and device for vertical type melting reducing furnace |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6470691A (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5427604A (en) * | 1993-12-03 | 1995-06-27 | Amsted Industries Incorporated | Alloy material addition method and apparatus for smelting and melting furnaces |
-
1987
- 1987-09-10 JP JP22535287A patent/JPS6470691A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6470691A (en) | 1989-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |