DE3542829A1 - Verfahren und duese zur stahlherstellung aus festen einsatzstoffen - Google Patents
Verfahren und duese zur stahlherstellung aus festen einsatzstoffenInfo
- Publication number
- DE3542829A1 DE3542829A1 DE19853542829 DE3542829A DE3542829A1 DE 3542829 A1 DE3542829 A1 DE 3542829A1 DE 19853542829 DE19853542829 DE 19853542829 DE 3542829 A DE3542829 A DE 3542829A DE 3542829 A1 DE3542829 A1 DE 3542829A1
- Authority
- DE
- Germany
- Prior art keywords
- solid
- oxygen
- melt
- carbon
- nozzles
- 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.)
- Granted
Links
- 239000007787 solid Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 12
- 239000010959 steel Substances 0.000 title claims abstract description 12
- 239000002994 raw material Substances 0.000 title abstract 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000001301 oxygen Substances 0.000 claims abstract description 39
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 39
- 239000000155 melt Substances 0.000 claims abstract description 23
- 239000000446 fuel Substances 0.000 claims abstract description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 21
- 239000000969 carrier Substances 0.000 claims abstract description 4
- 238000002485 combustion reaction Methods 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 239000000571 coke Substances 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 9
- 239000003077 lignite Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 229910000805 Pig iron Inorganic materials 0.000 claims description 5
- 239000003245 coal Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 4
- 239000007858 starting material Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000008188 pellet Substances 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 239000004449 solid propellant Substances 0.000 claims description 2
- 230000004927 fusion Effects 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 12
- 239000003345 natural gas Substances 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- -1 scrap Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/34—Blowing through the bath
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/48—Bottoms or tuyéres of converters
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853542829 DE3542829A1 (de) | 1985-12-04 | 1985-12-04 | Verfahren und duese zur stahlherstellung aus festen einsatzstoffen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853542829 DE3542829A1 (de) | 1985-12-04 | 1985-12-04 | Verfahren und duese zur stahlherstellung aus festen einsatzstoffen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3542829A1 true DE3542829A1 (de) | 1987-06-11 |
| DE3542829C2 DE3542829C2 (enrdf_load_stackoverflow) | 1989-03-09 |
Family
ID=6287575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853542829 Granted DE3542829A1 (de) | 1985-12-04 | 1985-12-04 | Verfahren und duese zur stahlherstellung aus festen einsatzstoffen |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3542829A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0570046A1 (de) * | 1992-05-14 | 1993-11-18 | MANNESMANN Aktiengesellschaft | Verfahren und Vorrichtung zur Herstellung von Stahlschmelzen |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3921807A1 (de) * | 1989-07-03 | 1991-01-10 | Mannesmann Ag | Verfahren und vorrichtung zum beheizen eines metallurgischen ofens |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1800610C2 (de) * | 1968-10-02 | 1971-07-08 | Kloeckner Werke Ag | Verfahren und Vorrichtung zum Einschmelzen von Schrott |
| DE2816543A1 (de) * | 1978-04-17 | 1979-10-25 | Maximilianshuette Eisenwerk | Verfahren zum erzeugen von stahl |
| DE3008145A1 (de) * | 1980-03-04 | 1981-09-10 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Stahlerzeugungsverfahren |
| DE2838983C3 (de) * | 1978-09-07 | 1986-03-27 | Klöckner CRA Technologie GmbH, 4100 Duisburg | Verfahren zur Erzeugung von Stahl im Konverter |
-
1985
- 1985-12-04 DE DE19853542829 patent/DE3542829A1/de active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1800610C2 (de) * | 1968-10-02 | 1971-07-08 | Kloeckner Werke Ag | Verfahren und Vorrichtung zum Einschmelzen von Schrott |
| DE2816543A1 (de) * | 1978-04-17 | 1979-10-25 | Maximilianshuette Eisenwerk | Verfahren zum erzeugen von stahl |
| DE2838983C3 (de) * | 1978-09-07 | 1986-03-27 | Klöckner CRA Technologie GmbH, 4100 Duisburg | Verfahren zur Erzeugung von Stahl im Konverter |
| DE3008145A1 (de) * | 1980-03-04 | 1981-09-10 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Stahlerzeugungsverfahren |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0570046A1 (de) * | 1992-05-14 | 1993-11-18 | MANNESMANN Aktiengesellschaft | Verfahren und Vorrichtung zur Herstellung von Stahlschmelzen |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3542829C2 (enrdf_load_stackoverflow) | 1989-03-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: KLOECKNER CRA PATENT GMBH, 4100 DUISBURG, DE |
|
| 8339 | Ceased/non-payment of the annual fee |