DE232287C - - Google Patents
Info
- Publication number
- DE232287C DE232287C DENDAT232287D DE232287DA DE232287C DE 232287 C DE232287 C DE 232287C DE NDAT232287 D DENDAT232287 D DE NDAT232287D DE 232287D A DE232287D A DE 232287DA DE 232287 C DE232287 C DE 232287C
- Authority
- DE
- Germany
- Prior art keywords
- ore
- melting
- furnace
- reduction
- carbon
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
- 239000003245 coal Substances 0.000 claims description 18
- 238000002844 melting Methods 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 6
- 230000004907 flux Effects 0.000 claims description 5
- 238000003723 Smelting Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims 1
- 239000003638 reducing agent Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- 239000000446 fuel Substances 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 6
- 239000002893 slag Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-N Carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- 229910000460 iron oxide Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910002090 carbon oxide Inorganic materials 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- 241000947840 Alteromonadales Species 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 206010011878 Deafness Diseases 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- 206010028813 Nausea Diseases 0.000 description 1
- 235000015450 Tilia cordata Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000000284 resting Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 201000009032 substance abuse Diseases 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE232287C true DE232287C (nl) |
Family
ID=492323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT232287D Active DE232287C (nl) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE232287C (nl) |
-
0
- DE DENDAT232287D patent/DE232287C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69806718T2 (de) | Verfahren zur Herstellung reduzierter Eisenpellets | |
| DE69233172T2 (de) | Verfahren und Vorrichtung zur Direktreduktion | |
| DE69809883T2 (de) | Verfahren und Vorrichtung zur schnellen Reduktion von Eisenerzen in einem Drehherdofen | |
| DE69909686T2 (de) | Aufarbeitung von Metalloxide enthaltenden Eisenhüttenabfällen durch Kalzinierung derselben in der Form kokshaltiger Brikets | |
| DE69010901T2 (de) | Herstellung von ferrolegierung in einem schmelzbadreaktor. | |
| DE3306910C2 (de) | Herstellung von Ferrosilizium | |
| EP0217139A1 (de) | Verfahren zum Aufarbeiten zink- und bleihaltiger Reststoffe der Stahlindustrie im Hinblick auf eine metallurgische Weiterverarbeitung | |
| DE3347685C1 (de) | Verfahren zur Herstellung von Ferromangan | |
| DE1433325A1 (de) | Verfahren zur Reduktion von nickelhaltigem,lateritischem Erz | |
| DE232287C (nl) | ||
| DE2743282A1 (de) | Waelzverfahren zur verfluechtigung von zink und blei aus eisenoxydhaltigen materialien | |
| DE69801157T2 (de) | Verfahren zum wiederverwerten von abfallstoffen der messinggiessereien | |
| DE2659213A1 (de) | Verfahren zur eisenerzverhuettung | |
| CH125525A (de) | Verfahren zur Herstellung von Eisen und Eisenlegierungen. | |
| DE588652C (de) | Verfahren zur Durchfuehrung von endothermen Reaktionen | |
| WO2000015855A1 (de) | Verfahren zum aufarbeiten von stahlschlacken und eisenträgern | |
| DE483149C (de) | Verfahren zur unmittelbaren Herstellung von Eisen und Stahl bzw. Eisenlegierungen | |
| DE475735C (de) | Verfahren zum Gewinnen von Metallen und Legierungen im elektrischen Ofen | |
| DE2303902A1 (de) | Verfahren zur verarbeitung von zinnund wismuthaltigen materialien | |
| DE294160C (nl) | ||
| AT371838B (de) | Verfahren und vorrichtung zum frischen von roheisen | |
| DE562758C (de) | Verfahren und Vorrichtung zur Verhuettung bleihaltiger Zinkerze | |
| DE932988C (de) | Verfahren zur Gewinnung von Zink aus zinkhaltigen Erzen durch Schmelzen mit einem festen, kohlenstoffhaltigen Reduktionsmittel im Lichtbogenofen | |
| DE88272C (nl) | ||
| DE51892C (de) | Verfahren zur direkten Gewinnung von Metallen aus ihren geschmolzenen Sauerstoffverbindungen durch unter Druck eingeführtes reduzirendes Gas |