JPS648043B2 - - Google Patents
Info
- Publication number
- JPS648043B2 JPS648043B2 JP60145662A JP14566285A JPS648043B2 JP S648043 B2 JPS648043 B2 JP S648043B2 JP 60145662 A JP60145662 A JP 60145662A JP 14566285 A JP14566285 A JP 14566285A JP S648043 B2 JPS648043 B2 JP S648043B2
- Authority
- JP
- Japan
- Prior art keywords
- reducing gas
- nozzle
- axis
- gas injection
- injection tube
- 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
Links
- 238000002347 injection Methods 0.000 claims abstract description 53
- 239000007924 injection Substances 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 230000001154 acute effect Effects 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 description 9
- 230000006378 damage Effects 0.000 description 4
- 244000089409 Erythrina poeppigiana Species 0.000 description 1
- 235000009776 Rathbunia alamosensis Nutrition 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- 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)
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Plasma Technology (AREA)
- Furnace Details (AREA)
- Manufacture Of Iron (AREA)
- Blast Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Tunnel Furnaces (AREA)
- Discharge Heating (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8410467A FR2566802B1 (fr) | 1984-07-02 | 1984-07-02 | Procede pour le rechauffage du gaz de soufflage d'un haut fourneau par un generateur de plasma |
| FR8410467 | 1984-07-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6119710A JPS6119710A (ja) | 1986-01-28 |
| JPS648043B2 true JPS648043B2 (OSRAM) | 1989-02-13 |
Family
ID=9305698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60145662A Granted JPS6119710A (ja) | 1984-07-02 | 1985-07-01 | プラズマ発生器における溶鉱炉の還元ガス加熱方法 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4670048A (OSRAM) |
| EP (1) | EP0170566B1 (OSRAM) |
| JP (1) | JPS6119710A (OSRAM) |
| AT (1) | ATE31079T1 (OSRAM) |
| AU (1) | AU566991B2 (OSRAM) |
| BR (1) | BR8503232A (OSRAM) |
| CA (1) | CA1232133A (OSRAM) |
| DE (1) | DE3561069D1 (OSRAM) |
| FR (1) | FR2566802B1 (OSRAM) |
| ZA (1) | ZA854623B (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0608137A2 (en) | 1993-01-20 | 1994-07-27 | Nippon Oil Company, Limited | Process for producing polyethylene material of high strength and high elastic modulus |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US9481584B2 (en) | 2001-07-16 | 2016-11-01 | Foret Plasma Labs, Llc | System, method and apparatus for treating liquids with wave energy from plasma |
| US8981250B2 (en) | 2001-07-16 | 2015-03-17 | Foret Plasma Labs, Llc | Apparatus for treating a substance with wave energy from plasma and an electrical Arc |
| US7857972B2 (en) | 2003-09-05 | 2010-12-28 | Foret Plasma Labs, Llc | Apparatus for treating liquids with wave energy from an electrical arc |
| US8764978B2 (en) | 2001-07-16 | 2014-07-01 | Foret Plasma Labs, Llc | System for treating a substance with wave energy from an electrical arc and a second source |
| US7622693B2 (en) * | 2001-07-16 | 2009-11-24 | Foret Plasma Labs, Llc | Plasma whirl reactor apparatus and methods of use |
| US10188119B2 (en) | 2001-07-16 | 2019-01-29 | Foret Plasma Labs, Llc | Method for treating a substance with wave energy from plasma and an electrical arc |
| MX379490B (es) | 2012-12-11 | 2025-03-10 | Foret Plasma Labs Llc | Sistema de reactor de vortice a contracorriente a alta temperatura, metodo y aparato. |
| CN105189919B (zh) | 2013-03-12 | 2017-12-01 | 弗雷特等离子实验室公司 | 用于烧结支撑剂的设备和方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3209810A (en) * | 1962-04-24 | 1965-10-05 | Exxon Research Engineering Co | Side-entry fluid fuel injection system for furnaces |
| GB1068174A (en) * | 1963-02-22 | 1967-05-10 | Ass Elect Ind | Improvements relating to electric furnaces |
| FR1599236A (OSRAM) * | 1968-06-19 | 1970-07-15 | ||
| DE2120803A1 (de) * | 1971-04-28 | 1972-11-16 | Stahlwerke Peine-Salzgitter AG, 315OPeine | Lanze zum Einblasen von Schweröl in die Blasform von Hochöfen |
| LU81976A1 (fr) * | 1979-12-10 | 1981-07-23 | Centre Rech Metallurgique | Procede d'injection de gaz reducteurs chauds dans un four a cuve |
| US4490171A (en) * | 1982-03-31 | 1984-12-25 | Kobe Steel, Limited | Method and apparatus for injecting pulverized fuel into a blast furnace |
| SE434650B (sv) * | 1982-06-09 | 1984-08-06 | Skf Steel Eng Ab | Sett vid utnyttjande av plasmagenerator for hojning av blestertemperaturen i en schaktugn |
| AU550755B2 (en) * | 1983-03-28 | 1986-04-10 | Skf Steel Engineering Ab | Method and apparatus for heating process air |
-
1984
- 1984-07-02 FR FR8410467A patent/FR2566802B1/fr not_active Expired
-
1985
- 1985-06-19 ZA ZA854623A patent/ZA854623B/xx unknown
- 1985-06-19 AU AU43841/85A patent/AU566991B2/en not_active Ceased
- 1985-06-24 US US06/747,825 patent/US4670048A/en not_active Expired - Lifetime
- 1985-06-27 BR BR8503232A patent/BR8503232A/pt not_active IP Right Cessation
- 1985-06-28 AT AT85401313T patent/ATE31079T1/de active
- 1985-06-28 CA CA000486078A patent/CA1232133A/fr not_active Expired
- 1985-06-28 DE DE8585401313T patent/DE3561069D1/de not_active Expired
- 1985-06-28 EP EP85401313A patent/EP0170566B1/fr not_active Expired
- 1985-07-01 JP JP60145662A patent/JPS6119710A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0608137A2 (en) | 1993-01-20 | 1994-07-27 | Nippon Oil Company, Limited | Process for producing polyethylene material of high strength and high elastic modulus |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3561069D1 (en) | 1988-01-07 |
| ATE31079T1 (de) | 1987-12-15 |
| FR2566802B1 (fr) | 1986-12-05 |
| FR2566802A1 (fr) | 1986-01-03 |
| EP0170566B1 (fr) | 1987-11-25 |
| EP0170566A1 (fr) | 1986-02-05 |
| BR8503232A (pt) | 1986-03-25 |
| AU4384185A (en) | 1986-01-09 |
| ZA854623B (en) | 1986-02-26 |
| AU566991B2 (en) | 1987-11-05 |
| US4670048A (en) | 1987-06-02 |
| JPS6119710A (ja) | 1986-01-28 |
| CA1232133A (fr) | 1988-02-02 |
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