DE2160502A1 - Verfahren zum frischen von phosphorarmem roheisen zu stahl - Google Patents
Verfahren zum frischen von phosphorarmem roheisen zu stahlInfo
- Publication number
- DE2160502A1 DE2160502A1 DE2160502A DE2160502A DE2160502A1 DE 2160502 A1 DE2160502 A1 DE 2160502A1 DE 2160502 A DE2160502 A DE 2160502A DE 2160502 A DE2160502 A DE 2160502A DE 2160502 A1 DE2160502 A1 DE 2160502A1
- Authority
- DE
- Germany
- Prior art keywords
- lime
- oxygen
- blown
- pig iron
- fine
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 38
- 229910000805 Pig iron Inorganic materials 0.000 title claims description 29
- 229910052698 phosphorus Inorganic materials 0.000 title claims description 27
- 239000011574 phosphorus Substances 0.000 title claims description 26
- 230000008569 process Effects 0.000 title claims description 18
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title description 17
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 63
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 63
- 239000004571 lime Substances 0.000 claims description 63
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 34
- 229910052760 oxygen Inorganic materials 0.000 claims description 34
- 239000001301 oxygen Substances 0.000 claims description 34
- 239000000155 melt Substances 0.000 claims description 8
- 238000007670 refining Methods 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 1
- 238000007664 blowing Methods 0.000 description 20
- 239000000428 dust Substances 0.000 description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 206010036790 Productive cough Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229910001341 Crude steel Inorganic materials 0.000 description 1
- 101100286286 Dictyostelium discoideum ipi gene Proteins 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- OLBVUFHMDRJKTK-UHFFFAOYSA-N [N].[O] Chemical compound [N].[O] OLBVUFHMDRJKTK-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
- 208000024794 sputum Diseases 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
-
- 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
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
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)
- Treatment Of Steel In Its Molten State (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (19)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE792419D BE792419A (fr) | 1971-12-07 | Procede d'affinage d'une fonte pauvre en phosphore en acier | |
| DE2160502A DE2160502A1 (de) | 1971-12-07 | 1971-12-07 | Verfahren zum frischen von phosphorarmem roheisen zu stahl |
| SE7215826A SE413675B (sv) | 1971-12-07 | 1972-12-05 | Sett vid ferskning av fosforfattigt tackjern i konverter |
| NO4462/72A NO133076C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-12-07 | 1972-12-05 | |
| ZA728661A ZA728661B (en) | 1971-12-07 | 1972-12-06 | Process for refining into steel pig iron poor in phosphoru |
| NL7216530A NL7216530A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-12-07 | 1972-12-06 | |
| HUEI445A HU169054B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-12-07 | 1972-12-06 | |
| IT54514/72A IT973923B (it) | 1971-12-07 | 1972-12-06 | Procedimento per l affinamento di ghisa di prima fusione povera di fosforo ad acciaio |
| AT1036872A AT333812B (de) | 1971-12-07 | 1972-12-06 | Verfahren zum unterdrucken des auswurfs und zur verkurzung der frischzeit beim frischen von phosphorarmem roheisen |
| ES409369A ES409369A1 (es) | 1971-12-07 | 1972-12-06 | Procedimiento para afinar arrabio pobre en fosforo. |
| JP47122124A JPS4876716A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-12-07 | 1972-12-07 | |
| AU49747/72A AU474720B2 (en) | 1971-12-07 | 1972-12-07 | Method of refining low-phosphorus pig-iron into steel |
| BR008622/72A BR7208622D0 (pt) | 1971-12-07 | 1972-12-07 | Processo para a refinacao de ferro gusa pobre em fosforo para producao de aco |
| AR245566A AR196417A1 (es) | 1971-12-07 | 1972-12-07 | Procedimiento de afino de arrabio pobre en fosforo |
| GB5643872A GB1403058A (en) | 1971-12-07 | 1972-12-07 | Refining of low phosphorus pig irons |
| CA158,376A CA974067A (en) | 1971-12-07 | 1972-12-07 | Process for refining low-phosphorus pig iron to make steel |
| TR17601A TR17601A (tr) | 1971-12-07 | 1972-12-07 | Az fosforlu ham demirin celik haline getirilmesine mahsus usul |
| FR7243563A FR2162538B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-12-07 | 1972-12-07 | |
| JP7621477A JPS53134715A (en) | 1971-12-07 | 1977-06-28 | Method of smelting lowwphosphrous pig iron into steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2160502A DE2160502A1 (de) | 1971-12-07 | 1971-12-07 | Verfahren zum frischen von phosphorarmem roheisen zu stahl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2160502A1 true DE2160502A1 (de) | 1973-07-05 |
Family
ID=5827161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2160502A Pending DE2160502A1 (de) | 1971-12-07 | 1971-12-07 | Verfahren zum frischen von phosphorarmem roheisen zu stahl |
Country Status (18)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2401909A1 (de) * | 1974-01-16 | 1975-07-17 | Krupp Gmbh | Verfahren zur herstellung von stahl |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3802685A (en) * | 1972-08-29 | 1974-04-09 | Steel Corp | Q-bop vessel construction |
| US3954445A (en) * | 1974-08-30 | 1976-05-04 | United States Steel Corporation | Method of controlling temperature in Q-BOP |
| JPS55161016A (en) * | 1979-06-05 | 1980-12-15 | Kawasaki Steel Corp | Refining method for bottom blowing converter |
| JPS5743920A (en) * | 1980-08-30 | 1982-03-12 | Kawasaki Steel Corp | Method for blow refining in bottom-blown converter |
| JPS5743919A (en) * | 1980-08-30 | 1982-03-12 | Kawasaki Steel Corp | Method for blow refining in top and/or bottom-blown converter |
| JPS5763614A (en) * | 1980-10-03 | 1982-04-17 | Kawasaki Steel Corp | Refining method in top and bottom blowing converter |
| CN113308636B (zh) * | 2021-05-27 | 2021-12-24 | 河南豫中新材料有限公司 | 一种基于固废制备无钙磷铁环调整剂的方法 |
-
0
- BE BE792419D patent/BE792419A/xx not_active IP Right Cessation
-
1971
- 1971-12-07 DE DE2160502A patent/DE2160502A1/de active Pending
-
1972
- 1972-12-05 SE SE7215826A patent/SE413675B/sv unknown
- 1972-12-05 NO NO4462/72A patent/NO133076C/no unknown
- 1972-12-06 NL NL7216530A patent/NL7216530A/xx unknown
- 1972-12-06 ES ES409369A patent/ES409369A1/es not_active Expired
- 1972-12-06 AT AT1036872A patent/AT333812B/de not_active IP Right Cessation
- 1972-12-06 ZA ZA728661A patent/ZA728661B/xx unknown
- 1972-12-06 IT IT54514/72A patent/IT973923B/it active
- 1972-12-06 HU HUEI445A patent/HU169054B/hu unknown
- 1972-12-07 GB GB5643872A patent/GB1403058A/en not_active Expired
- 1972-12-07 AR AR245566A patent/AR196417A1/es active
- 1972-12-07 JP JP47122124A patent/JPS4876716A/ja active Pending
- 1972-12-07 AU AU49747/72A patent/AU474720B2/en not_active Expired
- 1972-12-07 CA CA158,376A patent/CA974067A/en not_active Expired
- 1972-12-07 BR BR008622/72A patent/BR7208622D0/pt unknown
- 1972-12-07 FR FR7243563A patent/FR2162538B1/fr not_active Expired
- 1972-12-07 TR TR17601A patent/TR17601A/xx unknown
-
1977
- 1977-06-28 JP JP7621477A patent/JPS53134715A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2401909A1 (de) * | 1974-01-16 | 1975-07-17 | Krupp Gmbh | Verfahren zur herstellung von stahl |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3519111C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE2944771C2 (de) | Verfahren zum Frischen von Stahl | |
| DE2525355A1 (de) | Verfahren und vorrichtung zum frischen von eisen | |
| DE2160502A1 (de) | Verfahren zum frischen von phosphorarmem roheisen zu stahl | |
| DE2458513A1 (de) | Zuschlaege fuer die stahlerzeugung | |
| DE3586970T2 (de) | Verfahren zum herstellen von stahl in einem aufblaskonverter. | |
| EP0061012A1 (de) | Verfahren zur Herstellung eines Entschwefelungsmittels für Roheisen- und Stahlschmelzen | |
| DE3029343A1 (de) | Konverter-stahlherstellungsverfahren | |
| EP0175924B1 (de) | Verfahren zum Frischen von Roheisen | |
| DE3418643C2 (de) | Verfahren zur Herstellung eines einen niedrigen Phosphorwert aufweisenden Chrom enthaltenden Stahls | |
| DE2037758A1 (en) | Calcium carbide for desulphurisation - of molten metals improved by treatment with quick lime and fluorspar | |
| EP0038417B1 (de) | Entschwefelungsmittel | |
| DE2949794A1 (de) | Verfahren, einer eisenschmelze im konverter kohlenstoff zuzufuehren | |
| EP0031552B1 (de) | Entschwefelungsmittel und Verfahren zu seiner Herstellung | |
| EP0011779B1 (de) | Verfahren zur Erhöhung der Haltbarkeit basischer Ausmauerungen von Konvertern beim Frischen von Roheisen zu Stahl | |
| DE3931024C1 (en) | Steel prodn. having low phosphor content - comprises single stage process using calcium oxide saturated residual stage from porous melt | |
| DE3587565T2 (de) | Verfahren zur Stahlherstellung in einem Sauerstoffaufblas-Konverter. | |
| EP0387580A1 (de) | Mittel und Verfahren zum Entschwefeln von Metallschmelzen | |
| DE2709062A1 (de) | Mittel und verfahren zur entschwefelung von eisenschmelzen | |
| DE3544562C2 (de) | Feinkörniges Mittel zur Entschwefelung von Eisenschmelzen | |
| DE3544563C2 (de) | Mittel zur Entschwefelung von geschmolzenem Eisen | |
| DE2403902C2 (de) | Verfahren zur Herstellung kohlenstoffarmer Chromstähle und Ferrochromlegierungen | |
| EP0974674B1 (de) | Verfahren zum Entschwefeln einer Roheisenschmelze | |
| DE2019553A1 (de) | Verfahren zur Herstellung von Kalk-Flussmittel-Briketts fuer metallurgische Zwecke | |
| DE2341424C3 (de) | Verfahren zur Haltbarkeitserhöhung basischer Feuerfest-Auskleidungen von Herdöfen |