DE2220219A1 - Verfahren zur Vorbehandlung eines festen, metallischen Eingabematerials für einen Metallschmelzvorgang - Google Patents
Verfahren zur Vorbehandlung eines festen, metallischen Eingabematerials für einen MetallschmelzvorgangInfo
- Publication number
- DE2220219A1 DE2220219A1 DE19722220219 DE2220219A DE2220219A1 DE 2220219 A1 DE2220219 A1 DE 2220219A1 DE 19722220219 DE19722220219 DE 19722220219 DE 2220219 A DE2220219 A DE 2220219A DE 2220219 A1 DE2220219 A1 DE 2220219A1
- Authority
- DE
- Germany
- Prior art keywords
- coating
- scrap
- input material
- carbon
- heated
- 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.)
- Ceased
Links
- 239000000463 material Substances 0.000 title claims description 49
- 238000000034 method Methods 0.000 title claims description 37
- 239000002184 metal Substances 0.000 title claims description 25
- 229910052751 metal Inorganic materials 0.000 title claims description 25
- 239000007787 solid Substances 0.000 title claims description 5
- 238000010309 melting process Methods 0.000 title claims description 4
- 238000000576 coating method Methods 0.000 claims description 45
- 239000011248 coating agent Substances 0.000 claims description 44
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 35
- 229910052799 carbon Inorganic materials 0.000 claims description 34
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- 239000003575 carbonaceous material Substances 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 239000010426 asphalt Substances 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 239000003923 scrap metal Substances 0.000 claims description 6
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 239000011368 organic material Substances 0.000 claims description 4
- 230000001464 adherent effect Effects 0.000 claims description 3
- 230000004927 fusion Effects 0.000 claims description 2
- 239000011295 pitch Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 239000011269 tar Substances 0.000 claims description 2
- 239000011344 liquid material Substances 0.000 claims 1
- 238000000197 pyrolysis Methods 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 238000007670 refining Methods 0.000 description 6
- 239000000571 coke Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 229910000805 Pig iron Inorganic materials 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910000640 Fe alloy Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005255 carburizing Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910020598 Co Fe Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
- F27D13/002—Preheating scrap
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0086—Conditioning, transformation of reduced iron ores
-
- 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
- C21C1/00—Refining of pig-iron; Cast iron
-
- 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
- C21C5/56—Manufacture of steel by other methods
- C21C5/562—Manufacture of steel by other methods starting from scrap
-
- 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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/005—Preliminary treatment of scrap
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/04—Working-up slag
-
- 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
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Carbon And Carbon Compounds (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13828371A | 1971-04-28 | 1971-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2220219A1 true DE2220219A1 (de) | 1972-11-09 |
Family
ID=22481326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722220219 Ceased DE2220219A1 (de) | 1971-04-28 | 1972-04-25 | Verfahren zur Vorbehandlung eines festen, metallischen Eingabematerials für einen Metallschmelzvorgang |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5511727B1 (enExample) |
| CA (1) | CA968957A (enExample) |
| DE (1) | DE2220219A1 (enExample) |
| ES (1) | ES402172A1 (enExample) |
| FR (1) | FR2134467B1 (enExample) |
| GB (1) | GB1346722A (enExample) |
| IT (1) | IT952805B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114231693A (zh) * | 2021-12-20 | 2022-03-25 | 欧冶链金再生资源有限公司 | 一种废钢打包块及其制造方法、炼钢方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4113977A (en) * | 1977-08-19 | 1978-09-12 | Brown Boveri Corporation | Preheating system with gas recirculation |
| DE19748968C1 (de) * | 1997-11-06 | 1999-06-10 | Metallgesellschaft Ag | Verfahren zum Erzeugen eines Gemisches aus Eisencarbid und körnigem, direkt reduziertem Eisen |
-
1972
- 1972-04-13 CA CA139,623A patent/CA968957A/en not_active Expired
- 1972-04-24 GB GB1894372A patent/GB1346722A/en not_active Expired
- 1972-04-25 DE DE19722220219 patent/DE2220219A1/de not_active Ceased
- 1972-04-25 FR FR7214576A patent/FR2134467B1/fr not_active Expired
- 1972-04-26 JP JP4147072A patent/JPS5511727B1/ja active Pending
- 1972-04-27 ES ES402172A patent/ES402172A1/es not_active Expired
- 1972-04-27 IT IT4990072A patent/IT952805B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114231693A (zh) * | 2021-12-20 | 2022-03-25 | 欧冶链金再生资源有限公司 | 一种废钢打包块及其制造方法、炼钢方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5511727B1 (enExample) | 1980-03-27 |
| ES402172A1 (es) | 1975-03-01 |
| FR2134467B1 (enExample) | 1976-08-06 |
| FR2134467A1 (enExample) | 1972-12-08 |
| GB1346722A (en) | 1974-02-13 |
| CA968957A (en) | 1975-06-10 |
| IT952805B (it) | 1973-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69838246T2 (de) | Verfahren zur bedienung eines beweglichherdofens zum reduzieren von oxiden | |
| DE3427631A1 (de) | Verfahren zur wiedergewinnung von zink und blei aus eisen- und stahlstaub | |
| DE3603054A1 (de) | Verfahren zur vergasung von klaerschlamm | |
| DD250136A5 (de) | Verfahren und vorrichtung fuer die vorwaermung von beschickungsmaterialien fuer die kontinuierliche herstellung von stahl | |
| DD218909A5 (de) | Verfahren zur entzinkung von oxidischen eisentraegern sowie vorrichtung zur durchfuehrung dieses verfahrens | |
| DD272457A5 (de) | Verfahren und Anlage zur Herstellung von Rohstoff-Briketts für die Erzeugung von Silicium oder von Siliciumcarbid oder von Ferrosilicium | |
| DE2220219A1 (de) | Verfahren zur Vorbehandlung eines festen, metallischen Eingabematerials für einen Metallschmelzvorgang | |
| DE2749408A1 (de) | Verfahren zur herstellung von formkoks | |
| DE2840945C3 (de) | Verfahren und Vorrichtung zum Vorwärmen von wenigstens 0,5 Prozent Kohlenstoff enthaltendem Eisenschwamm | |
| DE2029344A1 (de) | Verfahren zur Herstellung kugelförmigen Beschickungsmaterials | |
| CH125525A (de) | Verfahren zur Herstellung von Eisen und Eisenlegierungen. | |
| DE2653512C2 (de) | Verfahren zur Direktreduktion von oxydischen eisenhaltigen Materialien | |
| DE1101465B (de) | Verfahren zum trockenen Reduzieren von Eisenoxyd zu Eisenschwamm oder koernigen Massen ohne Schmelzen oder Sintern der Beschickung | |
| AT205987B (de) | Verfahren und Ofen zum unmittelbaren Herstellen von Eisen aus Erzen | |
| DE575586C (de) | Verfahren zur Herstellung von Erzkoks | |
| DE905375C (de) | Verfahren und Drehrohrofen zur Entkohlung von feinstueckigem, kohlenstoffhaltigem Eisen | |
| DE1571703A1 (de) | Verfahren zur Herstellung von Koksformkoerpern | |
| DE931596C (de) | Verfahren zur Stahlerzeugung im Konverter | |
| DE644512C (de) | Verfahren und Vorrichtung zur unmittelbaren Herstellung von fluessigem Eisen oder Stahl | |
| EP0008140A1 (de) | Verfahren zur Direktreduktion von eisenoxidhaltigen Materialien | |
| DE488615C (de) | Verfahren zur unmittelbaren Erzeugung von Metall, besonders Eisenschwamm, aus Erzen oder sonstigen metallhaltigen Stoffen in einem Drehrohrofen | |
| DE3222130C3 (de) | Verfahren zur Herstellung von Gußeisen im Kupolofen | |
| DE864613C (de) | Verfahren zum Umschmelzen von Metallen oder Legierungen der Eisengruppe, besonders in Form von Spaenen, im Drehofen | |
| AT153480B (de) | Zweistufiges Verfahren zur Herstellung von Gußeisen oder Stahl und Schachtofen zur Durchführung dieses Verfahrens. | |
| DE374148C (de) | Verfahren zur Herstellung von Eisen aus vorgewaermtem, feinkoernigem Eisenerz |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8131 | Rejection |