ATE253210T1 - Verfahren und vorrichtung zum einblassen von festen teilchen in einen schachtofen - Google Patents
Verfahren und vorrichtung zum einblassen von festen teilchen in einen schachtofenInfo
- Publication number
- ATE253210T1 ATE253210T1 AT99124593T AT99124593T ATE253210T1 AT E253210 T1 ATE253210 T1 AT E253210T1 AT 99124593 T AT99124593 T AT 99124593T AT 99124593 T AT99124593 T AT 99124593T AT E253210 T1 ATE253210 T1 AT E253210T1
- Authority
- AT
- Austria
- Prior art keywords
- shaft furnace
- lance
- carrier gas
- solid particles
- flow velocity
- Prior art date
Links
- 239000002245 particle Substances 0.000 title abstract 5
- 239000007787 solid Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 238000007664 blowing Methods 0.000 title 1
- 239000012159 carrier gas Substances 0.000 abstract 3
- 238000002347 injection Methods 0.000 abstract 2
- 239000007924 injection Substances 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/02—Making special pig-iron, e.g. by applying additives, e.g. oxides of other metals
- C21B5/023—Injection of the additives into the melting part
-
- 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
- C21B5/003—Injection of pulverulent coal
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Charging Or Discharging (AREA)
- Blast Furnaces (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Air Transport Of Granular Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19857306A DE19857306C2 (de) | 1998-12-14 | 1998-12-14 | Verfahren und Vorrichtung zum Einblasen von festen Teilchen in einen Schachtofen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE253210T1 true ATE253210T1 (de) | 2003-11-15 |
Family
ID=7890815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT99124593T ATE253210T1 (de) | 1998-12-14 | 1999-12-10 | Verfahren und vorrichtung zum einblassen von festen teilchen in einen schachtofen |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1020696B1 (de) |
| AT (1) | ATE253210T1 (de) |
| DE (2) | DE19857306C2 (de) |
| ES (1) | ES2210951T3 (de) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2120474A7 (en) * | 1971-01-05 | 1972-08-18 | Siderurgie Fse Inst Rech | Fuel oil injector for blast furnaces - avoids formation of carbon black inside the furnace |
| DE2702422A1 (de) * | 1976-01-26 | 1977-07-28 | Exxon France | Verfahren und vorrichtung zum einspritzen von brennstoff in eine blasform |
| GB2087058B (en) * | 1980-05-22 | 1984-03-21 | Do Politekh Inst | Method of feeding powder-like fuel mixture to blast furnace tuyeres |
| LU82622A1 (fr) * | 1980-07-14 | 1982-02-17 | Wurth Anciens Ets Paul | Procede et dispositif d'injection de combustibles solides dans une conduite de vent chaud d'un four a cuve |
| DE3603078C1 (de) * | 1986-02-01 | 1987-10-22 | Kuettner Gmbh & Co Kg Dr | Verfahren und Vorrichtung zum dosierten Einfuehren feinkoerniger Feststoffe in einen Industrieofen,insbesondere Hochofen oder Kupolofen |
| CH674567A5 (de) * | 1986-12-24 | 1990-06-15 | Fischer Ag Georg | |
| DE4026876C2 (de) * | 1990-08-25 | 1994-09-29 | Guswerk Waltenhofen | Einrichtung an einem Schachtofen zur Bildung eines zum Einblasen in die Oxidationszone des Schachtofens bestimmten Gemisches aus Verbrennungsluft und Industriestaub |
| FR2681417B1 (fr) * | 1991-09-17 | 1998-01-30 | Air Liquide | Dispositif et procede d'injection de gaz et de charbon dans un four de fusion de metal. |
-
1998
- 1998-12-14 DE DE19857306A patent/DE19857306C2/de not_active Expired - Fee Related
-
1999
- 1999-12-10 AT AT99124593T patent/ATE253210T1/de active
- 1999-12-10 DE DE59907537T patent/DE59907537D1/de not_active Expired - Lifetime
- 1999-12-10 EP EP99124593A patent/EP1020696B1/de not_active Expired - Lifetime
- 1999-12-10 ES ES99124593T patent/ES2210951T3/es not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP1020696A3 (de) | 2003-01-02 |
| DE19857306A1 (de) | 2000-06-15 |
| EP1020696A2 (de) | 2000-07-19 |
| DE19857306C2 (de) | 2003-05-28 |
| DE59907537D1 (de) | 2003-12-04 |
| ES2210951T3 (es) | 2004-07-01 |
| EP1020696B1 (de) | 2003-10-29 |
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