RU2075221C1 - DOMAIN FURNACE AND FURNACE METHOD - Google Patents
DOMAIN FURNACE AND FURNACE METHOD Download PDFInfo
- Publication number
- RU2075221C1 RU2075221C1 RU94014741/02A RU94014741A RU2075221C1 RU 2075221 C1 RU2075221 C1 RU 2075221C1 RU 94014741/02 A RU94014741/02 A RU 94014741/02A RU 94014741 A RU94014741 A RU 94014741A RU 2075221 C1 RU2075221 C1 RU 2075221C1
- Authority
- RU
- Russia
- Prior art keywords
- furnace
- plasma
- gap
- plasmatrons
- charge
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 3
- 229910002804 graphite Inorganic materials 0.000 abstract 3
- 239000010439 graphite Substances 0.000 abstract 3
- 238000004157 plasmatron Methods 0.000 abstract 3
- 229910001208 Crucible steel Inorganic materials 0.000 abstract 2
- 239000010959 steel Substances 0.000 abstract 2
- 229910001018 Cast iron Inorganic materials 0.000 abstract 1
- 238000003723 Smelting Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 239000011265 semifinished product Substances 0.000 abstract 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
1. Доменная печь, включающая плазмотроны, расположенные в верхней части горна печи, отличающаяся тем, что электроды плазмотрона выполнены в виде соосно расположенных с зазором между ними графитовых труб.2. Способ доменной плавки, включающий загрузку шихты, нагрев и расплавление ее, подачу в плазмотроны плазмообразующего газа, отличающийся тем, что шихту нагревают и расплавляют плазмой, а в качестве плазмообразующего газа в зазор между трубчатыми графитовыми электродами подают восстановительный или окислительный газ для получения чугуна, стали или стального полупродукта.3. Способ по п.2, отличающийся тем, что через внутренний трубчатый графитовый электрод подают тот же газ, что и в зазор.1. A blast furnace, including plasmatrons located in the upper part of the hearth of the furnace, characterized in that the electrodes of the plasmatron are made in the form of graphite tubes coaxially located with a gap between them. A method of blast furnace smelting, including charging a charge, heating and melting it, feeding a plasma-forming gas to the plasmatrons, characterized in that the charge is heated and melted by plasma, and as a plasma-forming gas, a reducing or oxidizing gas is supplied to the gap between the tubular graphite electrodes to obtain cast iron, steel or steel semi-finished product. 3. The method according to claim 2, characterized in that the same gas is supplied through the inner tubular graphite electrode as in the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU94014741/02A RU2075221C1 (en) | 1994-04-19 | 1994-04-19 | DOMAIN FURNACE AND FURNACE METHOD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU94014741/02A RU2075221C1 (en) | 1994-04-19 | 1994-04-19 | DOMAIN FURNACE AND FURNACE METHOD |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU94014741A RU94014741A (en) | 1996-01-27 |
| RU2075221C1 true RU2075221C1 (en) | 1997-03-10 |
Family
ID=48231136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU94014741/02A RU2075221C1 (en) | 1994-04-19 | 1994-04-19 | DOMAIN FURNACE AND FURNACE METHOD |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2075221C1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2409681C1 (en) * | 2009-06-10 | 2011-01-20 | Анатолий Прокопьевич Коробейников | Procedure for iron melting |
-
1994
- 1994-04-19 RU RU94014741/02A patent/RU2075221C1/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2409681C1 (en) * | 2009-06-10 | 2011-01-20 | Анатолий Прокопьевич Коробейников | Procedure for iron melting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20090420 |