CS261880B2 - Tuyeres in blast furnace - Google Patents
Tuyeres in blast furnace Download PDFInfo
- Publication number
- CS261880B2 CS261880B2 CS852479A CS247985A CS261880B2 CS 261880 B2 CS261880 B2 CS 261880B2 CS 852479 A CS852479 A CS 852479A CS 247985 A CS247985 A CS 247985A CS 261880 B2 CS261880 B2 CS 261880B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- plasma generator
- shaft furnace
- plasma
- furnace
- electrodes
- Prior art date
Links
- 238000010891 electric arc Methods 0.000 claims abstract description 5
- 230000005284 excitation Effects 0.000 claims description 13
- 238000003780 insertion Methods 0.000 abstract description 4
- 230000037431 insertion Effects 0.000 abstract description 4
- 239000002826 coolant Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000005684 electric field Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
- H05H1/3431—Coaxial cylindrical electrodes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
- F27B1/16—Arrangements of tuyeres
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
- C21B5/002—Heated electrically (plasma)
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/48—Generating plasma using an arc
- H05H1/50—Generating plasma using an arc and using applied magnetic fields, e.g. for focusing or rotating the arc
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
- H05H1/40—Details, e.g. electrodes, nozzles using applied magnetic fields, e.g. for focusing or rotating the arc
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
- Plasma Technology (AREA)
- Discharge Heating (AREA)
- Vending Machines For Individual Products (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8405229A SE451756B (sv) | 1984-10-19 | 1984-10-19 | Plasmageneratorinstallation i schaktugn |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS247985A2 CS247985A2 (en) | 1988-07-15 |
| CS261880B2 true CS261880B2 (en) | 1989-02-10 |
Family
ID=20357412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS852479A CS261880B2 (en) | 1984-10-19 | 1985-04-03 | Tuyeres in blast furnace |
Country Status (29)
| Country | Link |
|---|---|
| US (1) | US4638489A (enExample) |
| JP (1) | JPS6199300A (enExample) |
| KR (1) | KR900005892B1 (enExample) |
| AT (1) | AT393730B (enExample) |
| AU (1) | AU569384B2 (enExample) |
| BE (1) | BE902211A (enExample) |
| CA (1) | CA1267435A (enExample) |
| CH (1) | CH673369A5 (enExample) |
| CS (1) | CS261880B2 (enExample) |
| DD (1) | DD233029A5 (enExample) |
| DE (1) | DE3511233C2 (enExample) |
| ES (1) | ES293483Y (enExample) |
| FI (1) | FI79190C (enExample) |
| FR (1) | FR2572171B1 (enExample) |
| GB (1) | GB2166029B (enExample) |
| IL (1) | IL74655A (enExample) |
| IN (1) | IN164397B (enExample) |
| IT (1) | IT1183522B (enExample) |
| MX (1) | MX157473A (enExample) |
| NL (1) | NL8500829A (enExample) |
| NO (1) | NO161878C (enExample) |
| NZ (1) | NZ211583A (enExample) |
| PL (1) | PL143635B1 (enExample) |
| PT (1) | PT80280B (enExample) |
| SE (1) | SE451756B (enExample) |
| SU (1) | SU1440354A3 (enExample) |
| YU (1) | YU45249B (enExample) |
| ZA (1) | ZA852112B (enExample) |
| ZW (1) | ZW5285A1 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2637442B1 (fr) * | 1988-10-03 | 1990-11-02 | Aerospatiale | Dispositif pour la mise a poste et le retrait d'une torche a plasma sur un appareil fonctionnant sous pression et temperature interdisant une intervention directe |
| FR2637443B1 (fr) * | 1988-10-03 | 1990-11-02 | Aerospatiale | Procede et dispositif pour la mise a poste et le retrait d'une torche a plasma sur un appareil fonctionnant dans des conditions de pression et de temperature interdisant une intervention directe |
| FI954843A7 (fi) * | 1995-10-11 | 1997-04-12 | Valtion Teknillinen Tutkimuskeskus | Menetelmä ja laite plasman muodostamiseksi |
| RU2369050C1 (ru) * | 2008-02-05 | 2009-09-27 | Открытое акционерное общество "Ступинская металлургическая компания" | Сопло дугового плазмотрона |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3422206A (en) * | 1965-04-07 | 1969-01-14 | Union Carbide Corp | Method and apparatus for melting metal in an electric furnace |
| US3376211A (en) * | 1965-04-19 | 1968-04-02 | Phillips Petroleum Co | Method and apparatus for performing chemical reactions by means of an electric arc |
| US4013867A (en) * | 1975-08-11 | 1977-03-22 | Westinghouse Electric Corporation | Polyphase arc heater system |
| SE434408B (sv) * | 1980-09-17 | 1984-07-23 | Asea Ab | Anordning for reduktion av metalloxid |
| AT382890B (de) * | 1982-10-05 | 1987-04-27 | Voest Alpine Ag | Plasmaschmelzofen |
| DE3375805D1 (en) * | 1982-12-22 | 1988-04-07 | Voest Alpine Ag | Method of carrying out metallurgical or chemical processes, and a low-shaft furnace |
-
1984
- 1984-10-19 SE SE8405229A patent/SE451756B/sv not_active IP Right Cessation
-
1985
- 1985-02-28 GB GB08505148A patent/GB2166029B/en not_active Expired
- 1985-03-18 FI FI851064A patent/FI79190C/fi not_active IP Right Cessation
- 1985-03-20 IN IN209/MAS/85A patent/IN164397B/en unknown
- 1985-03-20 IL IL74655A patent/IL74655A/xx unknown
- 1985-03-21 ZA ZA852112A patent/ZA852112B/xx unknown
- 1985-03-21 NL NL8500829A patent/NL8500829A/nl not_active Application Discontinuation
- 1985-03-25 NO NO851199A patent/NO161878C/no unknown
- 1985-03-25 AU AU40334/85A patent/AU569384B2/en not_active Ceased
- 1985-03-25 ZW ZW52/85A patent/ZW5285A1/xx unknown
- 1985-03-25 CA CA000477313A patent/CA1267435A/en not_active Expired - Fee Related
- 1985-03-26 NZ NZ211583A patent/NZ211583A/en unknown
- 1985-03-26 SU SU853878455A patent/SU1440354A3/ru active
- 1985-03-28 DE DE3511233A patent/DE3511233C2/de not_active Expired
- 1985-03-28 US US06/717,312 patent/US4638489A/en not_active Expired - Fee Related
- 1985-03-29 YU YU520/85A patent/YU45249B/xx unknown
- 1985-03-29 IT IT20148/85A patent/IT1183522B/it active
- 1985-03-29 ES ES1985293483U patent/ES293483Y/es not_active Expired
- 1985-04-01 JP JP60066711A patent/JPS6199300A/ja active Pending
- 1985-04-03 CS CS852479A patent/CS261880B2/cs unknown
- 1985-04-06 KR KR1019850002326A patent/KR900005892B1/ko not_active Expired
- 1985-04-11 FR FR858505445A patent/FR2572171B1/fr not_active Expired - Fee Related
- 1985-04-12 PT PT80280A patent/PT80280B/pt not_active IP Right Cessation
- 1985-04-17 MX MX204997A patent/MX157473A/es unknown
- 1985-04-17 BE BE0/214854A patent/BE902211A/fr not_active IP Right Cessation
- 1985-04-24 CH CH1742/85A patent/CH673369A5/de not_active IP Right Cessation
- 1985-04-26 DD DD85275640A patent/DD233029A5/de not_active IP Right Cessation
- 1985-04-29 AT AT0127485A patent/AT393730B/de not_active IP Right Cessation
- 1985-04-29 PL PL1985253143A patent/PL143635B1/pl unknown
Also Published As
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