FR2449128B1 - - Google Patents
Info
- Publication number
- FR2449128B1 FR2449128B1 FR8003293A FR8003293A FR2449128B1 FR 2449128 B1 FR2449128 B1 FR 2449128B1 FR 8003293 A FR8003293 A FR 8003293A FR 8003293 A FR8003293 A FR 8003293A FR 2449128 B1 FR2449128 B1 FR 2449128B1
- Authority
- FR
- France
- 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
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
- C21C1/025—Agents used for 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
- 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
- C21C7/064—Dephosphorising; Desulfurising
- C21C7/0645—Agents used for dephosphorising or desulfurising
-
- 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
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1650979A JPS55110712A (en) | 1979-02-15 | 1979-02-15 | Desulfurizing agent for blowing-in |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2449128A1 FR2449128A1 (fr) | 1980-09-12 |
| FR2449128B1 true FR2449128B1 (US20070167544A1-20070719-C00007.png) | 1984-03-16 |
Family
ID=11918231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8003293A Granted FR2449128A1 (fr) | 1979-02-15 | 1980-02-14 | Agent a base de chaux pour la desulfuration par injection des metaux |
Country Status (10)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56158827A (en) * | 1980-05-10 | 1981-12-07 | Nippon Carbide Ind Co Ltd | Powdered composition for desulfurizing agent |
| JPS5770219A (en) * | 1980-10-21 | 1982-04-30 | Nisshin Steel Co Ltd | Method for dephosphorizing, desulfurizing and denitrifying iron alloy |
| JPS57170823A (en) * | 1981-04-09 | 1982-10-21 | Nippon Carbide Ind Co Ltd | Fluidized roasting method and apparatus |
| 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 |
| ATE37902T1 (de) * | 1984-06-28 | 1988-10-15 | Thyssen Stahl Ag | Verfahren zur entschwefelung von roheisen. |
| KR880001380B1 (ko) * | 1984-12-26 | 1988-07-29 | 포항종합제철 주식회사 | 취입용 탈황제 |
| IT1184686B (it) * | 1985-08-02 | 1987-10-28 | Pasquale Tommaso De | Miscela desolforante per il trattamento della ghisa |
| DE3535280A1 (de) * | 1985-10-03 | 1987-04-09 | Hoechst Ag | Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung |
| JP2578276B2 (ja) * | 1991-08-28 | 1997-02-05 | 鹿島建設株式会社 | クライミング式タワークレーンの電源ケーブル布設装置 |
| US20050056120A1 (en) * | 2003-09-15 | 2005-03-17 | Flores-Morales Jose Ignacio | Desulphurization of ferrous materials using sodium silicate |
| US20050066772A1 (en) * | 2003-09-26 | 2005-03-31 | Flores-Morales Jose Ignacio | Desulphurization of ferrous materials using glass cullet |
| EP1984526A4 (en) * | 2006-02-09 | 2014-10-15 | Carmeuse North America | CONDITIONED BULB FOR INJECTION INTO A MELT LIQUID BATH OF A STEEL MANUFACTURING CONTAINER |
| WO2010119987A1 (ja) * | 2009-04-17 | 2010-10-21 | 新日本製鐵株式会社 | 粉体輸送方法 |
| EP3042965A1 (en) * | 2015-01-09 | 2016-07-13 | S.A. Lhoist Recherche Et Developpement | Process for dephosphorization of molten metal during a refining process |
| JP6737161B2 (ja) * | 2016-12-12 | 2020-08-05 | 日本製鉄株式会社 | 気流搬送方法及び製鋼の精錬方法 |
| WO2021064751A2 (en) * | 2019-09-30 | 2021-04-08 | Jamipol Limited | Hot metal desulphurisation in kanbara reactor (kr) process |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB787098A (en) * | 1954-09-30 | 1957-12-04 | Rheinische Kalksteinwerke | An improved method for the introduction of fine substances into baths of molten steel |
| FR1166389A (fr) * | 1956-02-23 | 1958-11-05 | Procédé de désulfuration de la fonte et de l'acier et produits conformes à ceux obtenus par ledit procédé | |
| FR1194778A (fr) * | 1957-04-22 | 1959-11-12 | Union Carbide Corp | Carbure de calcium traité à l'huile pour la désulfuration du fer |
| DE1583268B1 (de) * | 1967-12-29 | 1971-08-05 | Konink Nl Hoogovens En Staalfa | Mittel zur Entschwefelung von fluessigem Eisen auf der Basis von technischem Kalkstickstoff und Verfahren zur Entschwefelung von Eisen |
| DE1758250B1 (de) * | 1968-04-29 | 1971-10-28 | Sueddeutsche Kalkstickstoff | Mittel zum Entschwefeln von Eisenschmelzen |
| NL7102540A (US20070167544A1-20070719-C00007.png) * | 1971-02-25 | 1972-08-29 | Koninklijke Hoogovens En Staal | |
| LU65436A1 (US20070167544A1-20070719-C00007.png) * | 1971-06-07 | 1972-08-24 | ||
| LU63607A1 (US20070167544A1-20070719-C00007.png) * | 1971-07-26 | 1973-02-05 | ||
| DE2252795C3 (de) * | 1972-10-27 | 1982-09-09 | Skw Trostberg Ag, 8223 Trostberg | Entschwefelungsmittel für Roheisen- und Ferrolegierungsschmelzen |
| DE2301987A1 (de) * | 1973-01-16 | 1974-07-25 | Polysius Ag | Verfahren zum entschwefeln von fluessigem roheisen |
| DE2326539C3 (de) * | 1973-05-24 | 1975-11-13 | Sueddeutsche Kalkstickstoff-Werke Ag, 8223 Trostberg | Verfahren zur Herstellung eines Entschwefelungsgemisches für Eisenschmelzen aus Calciumcarbid und mindestens einem wasserhaltigen Stoff |
| DE2337957A1 (de) * | 1973-07-26 | 1975-02-06 | Polysius Ag | Verfahren zum entschwefeln von fluessigem roheisen |
| US4014685A (en) * | 1973-11-27 | 1977-03-29 | Foseco International Limited | Manufacture of steel |
| CH573276A5 (US20070167544A1-20070719-C00007.png) * | 1974-01-29 | 1976-03-15 | Concast Ag | |
| JPS5412083B2 (US20070167544A1-20070719-C00007.png) * | 1974-02-23 | 1979-05-19 | ||
| US3998625A (en) * | 1975-11-12 | 1976-12-21 | Jones & Laughlin Steel Corporation | Desulfurization method |
| BE852929A (fr) * | 1977-03-25 | 1977-07-18 | Centre Rech Metallurgique | Procede de desulfuration de la fonte |
-
1979
- 1979-02-15 JP JP1650979A patent/JPS55110712A/ja active Granted
-
1980
- 1980-02-05 AU AU55226/80A patent/AU514537B2/en not_active Expired
- 1980-02-06 US US06/119,124 patent/US4263043A/en not_active Expired - Lifetime
- 1980-02-07 GB GB8004118A patent/GB2048308B/en not_active Expired
- 1980-02-07 CA CA000345218A patent/CA1137759A/en not_active Expired
- 1980-02-11 DE DE3004973A patent/DE3004973C2/de not_active Expired
- 1980-02-14 BR BR8000934A patent/BR8000934A/pt not_active IP Right Cessation
- 1980-02-14 IT IT19906/80A patent/IT1140591B/it active
- 1980-02-14 FR FR8003293A patent/FR2449128A1/fr active Granted
- 1980-02-14 SE SE8001147A patent/SE8001147L/ not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU514537B2 (en) | 1981-02-12 |
| AU5522680A (en) | 1980-09-25 |
| IT8019906A0 (it) | 1980-02-14 |
| JPS55110712A (en) | 1980-08-26 |
| IT1140591B (it) | 1986-10-01 |
| DE3004973C2 (de) | 1987-10-01 |
| US4263043A (en) | 1981-04-21 |
| DE3004973A1 (de) | 1980-08-21 |
| BR8000934A (pt) | 1980-10-29 |
| JPS5715167B2 (US20070167544A1-20070719-C00007.png) | 1982-03-29 |
| GB2048308A (en) | 1980-12-10 |
| CA1137759A (en) | 1982-12-21 |
| FR2449128A1 (fr) | 1980-09-12 |
| SE8001147L (sv) | 1980-08-16 |
| GB2048308B (en) | 1983-05-25 |
