GB1097512A - Process for dephosphorizing molten pig iron - Google Patents
Process for dephosphorizing molten pig ironInfo
- Publication number
- GB1097512A GB1097512A GB582465A GB582465A GB1097512A GB 1097512 A GB1097512 A GB 1097512A GB 582465 A GB582465 A GB 582465A GB 582465 A GB582465 A GB 582465A GB 1097512 A GB1097512 A GB 1097512A
- Authority
- GB
- United Kingdom
- Prior art keywords
- slag
- pig iron
- iron
- formers
- bath
- 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.)
- Expired
Links
- 229910000805 Pig iron Inorganic materials 0.000 title abstract 3
- 239000002893 slag Substances 0.000 abstract 6
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 4
- 239000000463 material Substances 0.000 abstract 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- 230000002378 acidificating effect Effects 0.000 abstract 2
- 239000000292 calcium oxide Substances 0.000 abstract 2
- 235000012255 calcium oxide Nutrition 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 abstract 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- 239000005864 Sulphur Substances 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 238000007664 blowing Methods 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 239000002826 coolant Substances 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 238000007670 refining Methods 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/32—Blowing from above
-
- 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
- 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)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1964T0025740 DE1433649A1 (de) | 1964-03-03 | 1964-03-03 | Verfahren zum Entphosphoren von Roheisen,insbesondere Thomasroheisen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1097512A true GB1097512A (en) | 1968-01-03 |
Family
ID=7552277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB582465A Expired GB1097512A (en) | 1964-03-03 | 1965-02-10 | Process for dephosphorizing molten pig iron |
Country Status (6)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT264560B (de) * | 1966-08-25 | 1968-09-10 | Gustav Dipl Ing Wolfram | Basisches Stahlherstellungsverfahren |
| FR2391280A2 (fr) * | 1977-05-17 | 1978-12-15 | Sumitomo Metal Ind | Procede de dephosphoration de la fonte liquide |
| DE3166581D1 (en) * | 1980-06-28 | 1984-11-15 | Kawasaki Steel Co | Method of dephosphorizing molten pig iron |
| US4572737A (en) * | 1984-06-27 | 1986-02-25 | The Boc Group, Inc. | Agents for the removal of impurities from a molten metal and a process for producing same |
| JP5962070B2 (ja) * | 2012-03-01 | 2016-08-03 | Ｊｆｅスチール株式会社 | 溶銑吹錬処理の制御方法および制御装置 |
| JP5962071B2 (ja) * | 2012-03-01 | 2016-08-03 | Ｊｆｅスチール株式会社 | 溶銑吹錬処理の制御方法および制御装置 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3172756A (en) * | 1965-03-09 | Process of dephosphorizing pig iron | ||
| US2693411A (en) * | 1951-12-26 | 1954-11-02 | Cremer Frederick | Method of purifying molten pig iron |
| US2671018A (en) * | 1952-03-31 | 1954-03-02 | Huettenwerk Oberhausen Ag | Process for the production of basic bessemer steel low in nitrogen |
| US2668759A (en) * | 1952-05-22 | 1954-02-09 | Inland Steel Co | Steelmaking process |
| US2781256A (en) * | 1953-11-23 | 1957-02-12 | United States Steel Corp | Process for the rapid removal of sulphur and silicon from pig iron |
| US2789046A (en) * | 1955-02-01 | 1957-04-16 | Mannesmann Ag | Process of making steel from pig iron |
| GB817786A (en) * | 1956-08-16 | 1959-08-06 | Stora Kopparbergs Bergslags Ab | Method of refining phosphorus-containing pig iron |
| US3136626A (en) * | 1960-08-19 | 1964-06-09 | Lorraine Laminage | Method of refining cast-iron |
| DE1408849A1 (de) * | 1960-12-22 | 1970-07-30 | Orths Dr Ing Kurt | Verfahren zur Entphosphorung von Eisenschmelzen und Vorrichtung zum Durchfuehren des Verfahrens |
-
1964
- 1964-03-03 DE DE1964T0025740 patent/DE1433649A1/de active Pending
-
1965
- 1965-02-10 GB GB582465A patent/GB1097512A/en not_active Expired
- 1965-02-23 LU LU48051A patent/LU48051A1/xx unknown
- 1965-02-24 FR FR6870A patent/FR1425195A/fr not_active Expired
- 1965-02-26 BE BE660381D patent/BE660381A/xx unknown
- 1965-03-02 US US43666165 patent/US3376130A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR1425195A (fr) | 1966-01-14 |
| BE660381A (US20020051482A1-20020502-M00012.png) | 1965-08-26 |
| LU48051A1 (US20020051482A1-20020502-M00012.png) | 1965-04-23 |
| US3376130A (en) | 1968-04-02 |
| DE1433649A1 (de) | 1969-05-14 |
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