CS216908B2 - Method of desulphurizing the raw iron by the magnesium coke - Google Patents
Method of desulphurizing the raw iron by the magnesium coke Download PDFInfo
- Publication number
- CS216908B2 CS216908B2 CS776589A CS658977A CS216908B2 CS 216908 B2 CS216908 B2 CS 216908B2 CS 776589 A CS776589 A CS 776589A CS 658977 A CS658977 A CS 658977A CS 216908 B2 CS216908 B2 CS 216908B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- magnesium
- coke
- pig iron
- slag
- desulfurization
- Prior art date
Links
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims description 33
- 229910052749 magnesium Inorganic materials 0.000 title claims description 33
- 239000011777 magnesium Substances 0.000 title claims description 33
- 239000000571 coke Substances 0.000 title claims description 26
- 238000000034 method Methods 0.000 title claims description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 15
- 229910052742 iron Inorganic materials 0.000 title claims description 8
- 229910000805 Pig iron Inorganic materials 0.000 claims description 28
- 238000006477 desulfuration reaction Methods 0.000 claims description 19
- 230000023556 desulfurization Effects 0.000 claims description 18
- 239000002893 slag Substances 0.000 claims description 18
- 230000007935 neutral effect Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 description 28
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 239000011593 sulfur Substances 0.000 description 18
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 17
- 239000007789 gas Substances 0.000 description 15
- 238000007654 immersion Methods 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000000155 melt Substances 0.000 description 6
- 238000010926 purge Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000003009 desulfurizing effect Effects 0.000 description 3
- 238000000265 homogenisation Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- SMDQFHZIWNYSMR-UHFFFAOYSA-N sulfanylidenemagnesium Chemical compound S=[Mg] SMDQFHZIWNYSMR-UHFFFAOYSA-N 0.000 description 2
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
- 102000005298 Iron-Sulfur Proteins Human genes 0.000 description 1
- 108010081409 Iron-Sulfur Proteins Proteins 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- MAHNFPMIPQKPPI-UHFFFAOYSA-N disulfur Chemical group S=S MAHNFPMIPQKPPI-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000004544 sputter deposition 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762645944 DE2645944B1 (de) | 1976-10-12 | 1976-10-12 | Verfahren zur herstellung von stahl mit niedrigsten schwefelgehalten durch verbesserte entschwefelung von roheisen mittels magnesiumkoks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS216908B2 true CS216908B2 (en) | 1982-12-31 |
Family
ID=5990245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS776589A CS216908B2 (en) | 1976-10-12 | 1977-10-11 | Method of desulphurizing the raw iron by the magnesium coke |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT362806B (pl) |
| BE (1) | BE859588A (pl) |
| BR (1) | BR7706740A (pl) |
| CS (1) | CS216908B2 (pl) |
| DE (1) | DE2645944B1 (pl) |
| FR (1) | FR2367829A1 (pl) |
| GB (1) | GB1556560A (pl) |
| IT (1) | IT1090207B (pl) |
| PL (1) | PL107909B1 (pl) |
| SE (1) | SE421932B (pl) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1409567A (fr) * | 1964-08-31 | 1965-08-27 | American Cast Iron Pipe Co | Procédé de préparation de fer nodulaire |
-
1976
- 1976-10-12 DE DE19762645944 patent/DE2645944B1/de not_active Ceased
-
1977
- 1977-07-25 AT AT0540377A patent/AT362806B/de not_active IP Right Cessation
- 1977-09-15 IT IT51038/77A patent/IT1090207B/it active
- 1977-09-22 GB GB39598/77A patent/GB1556560A/en not_active Expired
- 1977-10-10 BR BR7706740A patent/BR7706740A/pt unknown
- 1977-10-10 PL PL1977201425A patent/PL107909B1/pl unknown
- 1977-10-11 BE BE181628A patent/BE859588A/xx not_active IP Right Cessation
- 1977-10-11 CS CS776589A patent/CS216908B2/cs unknown
- 1977-10-11 SE SE7711397A patent/SE421932B/sv unknown
- 1977-10-12 FR FR7730751A patent/FR2367829A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| PL201425A1 (pl) | 1978-06-19 |
| SE421932B (sv) | 1982-02-08 |
| BR7706740A (pt) | 1978-07-18 |
| GB1556560A (en) | 1979-11-28 |
| DE2645944B1 (de) | 1977-09-29 |
| ATA540377A (de) | 1980-11-15 |
| IT1090207B (it) | 1985-06-26 |
| FR2367829B1 (pl) | 1983-12-02 |
| AT362806B (de) | 1981-06-25 |
| SE7711397L (sv) | 1978-04-13 |
| PL107909B1 (pl) | 1980-03-31 |
| FR2367829A1 (fr) | 1978-05-12 |
| BE859588A (fr) | 1978-04-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4586956A (en) | Method and agents for producing clean steel | |
| EP0074270A1 (en) | Process and apparatus for continuous steel-making | |
| KR850000516B1 (ko) | 염기성산소 정련의 슬로핑제어방법 | |
| US4374664A (en) | Process for desulfurizing molten pig iron | |
| SK15902002A3 (sk) | Časticový materiál nosiča a časticové činidlo na odsírenie železa | |
| DE3586970T2 (de) | Verfahren zum herstellen von stahl in einem aufblaskonverter. | |
| US4052197A (en) | Process for making steel from pig iron | |
| JP2015017323A (ja) | 溶銑の予備処理方法 | |
| US3999979A (en) | Removal of sulphur from molten metal | |
| US2204813A (en) | Desulphurization of iron and steel | |
| DE69806796T2 (de) | Verfahren zum kontinuierlichen schmelzen von metallischen feststoffen | |
| CS216908B2 (en) | Method of desulphurizing the raw iron by the magnesium coke | |
| SU1371980A1 (ru) | Способ обработки стали | |
| JPS5816007A (ja) | 溶銑の脱燐・脱硫方法 | |
| KR20040053602A (ko) | 용선 탈류효율 향상을 위한 탈류제 투입방법 | |
| SU1663032A1 (ru) | Способ производства стабилизированной алюминием низкоуглеродистой стали дл холодной штамповки | |
| US4194903A (en) | Method of producing steel with the lowest possible sulfur content by desulfurization of pig iron with magnesium coke | |
| JPH07316618A (ja) | 溶融還元溶銑の予備精錬方法 | |
| JP2007297694A (ja) | 製鋼スラグの処理方法 | |
| JPH0987732A (ja) | 溶鋼の精錬方法 | |
| JPS6333512A (ja) | 溶銑の予備処理方法 | |
| US3800630A (en) | Procedure and installation for continuous steel making | |
| KR910010054B1 (ko) | 용선의 탈황방법 | |
| KR101018167B1 (ko) | 저류강의 제조방법 | |
| DD232312A5 (de) | Schnellentkohlungs-stahlherstellungsverfahren |