NO840034L - Staalfremstilling ved bruk av kalsium-karbid som brensel - Google Patents
Staalfremstilling ved bruk av kalsium-karbid som brenselInfo
- Publication number
- NO840034L NO840034L NO840034A NO840034A NO840034L NO 840034 L NO840034 L NO 840034L NO 840034 A NO840034 A NO 840034A NO 840034 A NO840034 A NO 840034A NO 840034 L NO840034 L NO 840034L
- Authority
- NO
- Norway
- Prior art keywords
- calcium carbide
- components
- smelter
- melt
- oxidizable
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title description 24
- 239000010959 steel Substances 0.000 title description 24
- 239000000446 fuel Substances 0.000 title description 13
- 229910052791 calcium Inorganic materials 0.000 title description 4
- 239000011575 calcium Substances 0.000 title description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 title description 3
- 239000005997 Calcium carbide Substances 0.000 claims abstract description 137
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 claims abstract description 136
- 230000003647 oxidation Effects 0.000 claims abstract description 45
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 45
- 238000007670 refining Methods 0.000 claims abstract description 32
- 230000002378 acidificating effect Effects 0.000 claims abstract description 24
- 230000004907 flux Effects 0.000 claims abstract description 18
- 239000000161 steel melt Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 63
- 239000000155 melt Substances 0.000 claims description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 25
- 239000001301 oxygen Substances 0.000 claims description 25
- 229910052760 oxygen Inorganic materials 0.000 claims description 25
- 230000008569 process Effects 0.000 claims description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 18
- 239000010703 silicon Substances 0.000 claims description 13
- 229910052710 silicon Inorganic materials 0.000 claims description 13
- 238000003723 Smelting Methods 0.000 claims description 12
- 241001062472 Stokellia anisodon Species 0.000 claims description 10
- 239000002893 slag Substances 0.000 claims description 10
- 239000000377 silicon dioxide Substances 0.000 claims description 9
- 235000012239 silicon dioxide Nutrition 0.000 claims description 7
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 229910052681 coesite Inorganic materials 0.000 claims 1
- 229910052906 cristobalite Inorganic materials 0.000 claims 1
- 229910052682 stishovite Inorganic materials 0.000 claims 1
- 229910052905 tridymite Inorganic materials 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 abstract description 2
- 238000007792 addition Methods 0.000 description 25
- 239000007789 gas Substances 0.000 description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 8
- 235000011941 Tilia x europaea Nutrition 0.000 description 8
- 239000004571 lime Substances 0.000 description 8
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 6
- 229910052786 argon Inorganic materials 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000004927 fusion Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000010926 purge Methods 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 238000007664 blowing Methods 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 239000000395 magnesium oxide Substances 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 102000004316 Oxidoreductases Human genes 0.000 description 1
- 108090000854 Oxidoreductases Proteins 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- OLBVUFHMDRJKTK-UHFFFAOYSA-N [N].[O] Chemical compound [N].[O] OLBVUFHMDRJKTK-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 150000001669 calcium Chemical class 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 ferroaluminum Inorganic materials 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000006872 improvement Effects 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
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000007306 turnover Effects 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
-
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/068—Decarburising
- C21C7/0685—Decarburising of stainless steel
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Catalysts (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Carbon And Carbon Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Detergent Compositions (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Heat Treatment Of Steel (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/456,113 US4477278A (en) | 1983-01-06 | 1983-01-06 | Steelmaking process using calcium carbide as fuel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO840034L true NO840034L (no) | 1984-07-09 |
Family
ID=23811481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO840034A NO840034L (no) | 1983-01-06 | 1984-01-05 | Staalfremstilling ved bruk av kalsium-karbid som brensel |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4477278A (xx) |
| EP (1) | EP0115271B1 (xx) |
| JP (1) | JPS59133311A (xx) |
| KR (1) | KR890003928B1 (xx) |
| AT (1) | ATE21705T1 (xx) |
| AU (1) | AU563564B2 (xx) |
| BR (1) | BR8400015A (xx) |
| CA (1) | CA1219130A (xx) |
| DE (1) | DE3460511D1 (xx) |
| ES (1) | ES8602144A1 (xx) |
| FI (1) | FI840039A (xx) |
| HU (1) | HUT34551A (xx) |
| IL (1) | IL70625A (xx) |
| IN (1) | IN159990B (xx) |
| NO (1) | NO840034L (xx) |
| PH (1) | PH20011A (xx) |
| PL (1) | PL142034B1 (xx) |
| TR (1) | TR21818A (xx) |
| YU (1) | YU1084A (xx) |
| ZA (1) | ZA8493B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5040552A (en) * | 1988-12-08 | 1991-08-20 | Philip Morris Incorporated | Metal carbide heat source |
| US5188130A (en) * | 1989-11-29 | 1993-02-23 | Philip Morris, Incorporated | Chemical heat source comprising metal nitride, metal oxide and carbon |
| US5146934A (en) * | 1991-05-13 | 1992-09-15 | Philip Morris Incorporated | Composite heat source comprising metal carbide, metal nitride and metal |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3666445A (en) * | 1967-12-26 | 1972-05-30 | Kaiser Ind Corp | Auxiliary composition for steel-making furnaces |
| DE2527156B2 (de) * | 1975-06-18 | 1980-09-04 | Thyssen Niederrhein Ag Huetten- Und Walzwerke, 4200 Oberhausen | Verfahren zur Vorbehandlung einer Stahlschmelze beim Stranggießen |
| US4187102A (en) * | 1978-08-24 | 1980-02-05 | Union Carbide Corporation | Method for controlling the temperature of the melt during pneumatic refining of steel |
| GB2052563B (en) * | 1979-06-25 | 1983-10-12 | Sueddeutsche Kalkstickstoff | Process for the treatment of molten iron with increased scrap content |
| US4278464A (en) * | 1979-12-27 | 1981-07-14 | Union Carbide Corporation | Method for preventing slopping during subsurface pneumatic refining of steel |
-
1983
- 1983-01-06 US US06/456,113 patent/US4477278A/en not_active Expired - Fee Related
- 1983-12-08 CA CA000442824A patent/CA1219130A/en not_active Expired
- 1983-12-29 TR TR21818A patent/TR21818A/xx unknown
-
1984
- 1984-01-04 BR BR8400015A patent/BR8400015A/pt unknown
- 1984-01-05 ES ES528704A patent/ES8602144A1/es not_active Expired
- 1984-01-05 AU AU23117/84A patent/AU563564B2/en not_active Ceased
- 1984-01-05 IL IL70625A patent/IL70625A/xx unknown
- 1984-01-05 NO NO840034A patent/NO840034L/no unknown
- 1984-01-05 DE DE8484100079T patent/DE3460511D1/de not_active Expired
- 1984-01-05 AT AT84100079T patent/ATE21705T1/de not_active IP Right Cessation
- 1984-01-05 FI FI840039A patent/FI840039A/fi not_active Application Discontinuation
- 1984-01-05 JP JP59000134A patent/JPS59133311A/ja active Granted
- 1984-01-05 EP EP84100079A patent/EP0115271B1/en not_active Expired
- 1984-01-05 KR KR1019840000009A patent/KR890003928B1/ko not_active IP Right Cessation
- 1984-01-05 PH PH30066A patent/PH20011A/en unknown
- 1984-01-05 PL PL1984245617A patent/PL142034B1/pl unknown
- 1984-01-05 YU YU00010/84A patent/YU1084A/xx unknown
- 1984-01-05 HU HU8436A patent/HUT34551A/hu unknown
- 1984-01-05 ZA ZA8493A patent/ZA8493B/xx unknown
- 1984-01-05 IN IN23/DEL/84A patent/IN159990B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU563564B2 (en) | 1987-07-16 |
| BR8400015A (pt) | 1984-08-14 |
| FI840039A (fi) | 1984-07-07 |
| PH20011A (en) | 1986-08-28 |
| US4477278A (en) | 1984-10-16 |
| CA1219130A (en) | 1987-03-17 |
| HUT34551A (en) | 1985-03-28 |
| AU2311784A (en) | 1984-07-12 |
| KR890003928B1 (ko) | 1989-10-12 |
| PL245617A1 (en) | 1984-09-24 |
| PL142034B1 (en) | 1987-09-30 |
| ATE21705T1 (de) | 1986-09-15 |
| IL70625A0 (en) | 1984-04-30 |
| YU1084A (en) | 1986-06-30 |
| IL70625A (en) | 1987-02-27 |
| JPH0137450B2 (xx) | 1989-08-07 |
| EP0115271B1 (en) | 1986-08-27 |
| ES528704A0 (es) | 1985-11-01 |
| KR840007440A (ko) | 1984-12-07 |
| JPS59133311A (ja) | 1984-07-31 |
| EP0115271A1 (en) | 1984-08-08 |
| ZA8493B (en) | 1984-08-29 |
| ES8602144A1 (es) | 1985-11-01 |
| IN159990B (xx) | 1987-06-20 |
| FI840039A0 (fi) | 1984-01-05 |
| DE3460511D1 (en) | 1986-10-02 |
| TR21818A (tr) | 1985-07-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107828938B (zh) | 一种防止rh真空循环脱气过程真空槽冷钢粘结的方法 | |
| KR910002950B1 (ko) | 로저부 공기작용에 의한 강의 정련에서 2차 상부-취입산소를 조절하는 방법 | |
| FI67094B (fi) | Foerfarande foer att foerhindra att slaggmetall vaeller upp id pneumatisk under ytan skeende raffinering av staol | |
| NO840034L (no) | Staalfremstilling ved bruk av kalsium-karbid som brensel | |
| JPH044388B2 (xx) | ||
| JP3752892B2 (ja) | 溶鋼へのチタンの添加方法 | |
| NO762364L (xx) | ||
| NO153860B (no) | Fremgangsmaate for regulering av temperaturen i en smelte ved pneumatisk raffinering av staal. | |
| GB2057509A (en) | Steel making in top-blown converter | |
| EP0073274B1 (en) | Method of preliminary desiliconization of molten iron by injecting gaseous oxygen | |
| JP3158912B2 (ja) | ステンレス鋼の精錬方法 | |
| EP0104841B1 (en) | Removing phosphorous from iron | |
| NO800301L (no) | Fremgangsmaate for oekning av levetiden for foringen i basiske oksygenovner | |
| JPH11131122A (ja) | 高炉溶銑とフェロクロム合金を用いたステンレス粗溶鋼の脱炭精錬方法 | |
| JPS6056051A (ja) | 中・低炭素フエロマンガンの製造方法 | |
| RU2002816C1 (ru) | Способ дегазации и десульфурации нержавеющей стали | |
| JPS6010087B2 (ja) | 鋼の精練法 | |
| JP2615728B2 (ja) | 含Ｃｒ銑の脱炭方法 | |
| SU652223A1 (ru) | Способ производства хромистой подшипниковой стали | |
| KR830000064B1 (ko) | 강철의 표면하 압축 공기 정련시 용융물의 온도 조절방법 | |
| SU1255645A1 (ru) | Способ раскислени стали | |
| JPH05186819A (ja) | 真空脱ガス槽の地金付着防止ならびに除去方法 | |
| SU985068A1 (ru) | Способ раскислени стали | |
| SU578351A1 (ru) | Шлак дл рафинировани стали | |
| SU1092187A1 (ru) | Способ обезуглероживани высокоуглеродистых феррохрома или ферромарганца |