BE858780A - Procede pour desulfurer les masses de fer fondu - Google Patents
Procede pour desulfurer les masses de fer fonduInfo
- Publication number
- BE858780A BE858780A BE180970A BE180970A BE858780A BE 858780 A BE858780 A BE 858780A BE 180970 A BE180970 A BE 180970A BE 180970 A BE180970 A BE 180970A BE 858780 A BE858780 A BE 858780A
- Authority
- BE
- Belgium
- Prior art keywords
- desulfuring
- melted iron
- iron masses
- masses
- melted
- Prior art date
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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2641817A DE2641817C2 (de) | 1976-09-17 | 1976-09-17 | Pulvergemische zur Entschwefelung von Eisenschmelzen |
Publications (1)
Publication Number | Publication Date |
---|---|
BE858780A true BE858780A (fr) | 1978-03-16 |
Family
ID=5988145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE180970A BE858780A (fr) | 1976-09-17 | 1977-09-16 | Procede pour desulfurer les masses de fer fondu |
Country Status (12)
Country | Link |
---|---|
US (1) | US4139369A (xx) |
JP (1) | JPS6025483B2 (xx) |
AT (1) | AT361022B (xx) |
BE (1) | BE858780A (xx) |
DE (1) | DE2641817C2 (xx) |
FR (1) | FR2364970A1 (xx) |
GB (1) | GB1545741A (xx) |
IT (1) | IT1089817B (xx) |
LU (1) | LU78127A1 (xx) |
NL (1) | NL7710140A (xx) |
SE (1) | SE440087B (xx) |
ZA (1) | ZA775552B (xx) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2728744C2 (de) * | 1977-06-25 | 1984-11-08 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung von Magnesiumpulver enthaltenden Korngemischen |
JPS56163213A (en) * | 1980-05-20 | 1981-12-15 | Nippon Carbide Ind Co Ltd | Desulfurizer powder composition for molten iron |
US4345940A (en) * | 1981-04-13 | 1982-08-24 | Jones & Laughlin Steel Incorporated | Desulfurizing process |
CA1240842A (en) * | 1984-05-16 | 1988-08-23 | Heinrich Rellermeyer | Method, process and composition for desulfurizing pig-iron melts |
US4705561A (en) * | 1986-01-27 | 1987-11-10 | The Dow Chemical Company | Magnesium calcium oxide composite |
US4786322A (en) * | 1986-01-27 | 1988-11-22 | The Dow Chemical Company | Magnesium and calcium composite |
US4765830A (en) * | 1986-08-25 | 1988-08-23 | The Dow Chemical Company | Injectable reagents for molten metals |
US5358550A (en) * | 1992-10-26 | 1994-10-25 | Rossborough Manufacturing Company | Desulfurization agent |
US5397379A (en) * | 1993-09-22 | 1995-03-14 | Oglebay Norton Company | Process and additive for the ladle refining of steel |
US6179895B1 (en) | 1996-12-11 | 2001-01-30 | Performix Technologies, Ltd. | Basic tundish flux composition for steelmaking processes |
US6352570B1 (en) | 2000-04-10 | 2002-03-05 | Rossborough Manufacturing Co., Lp | Magnesium desulfurization agent |
US6372014B1 (en) | 2000-04-10 | 2002-04-16 | Rossborough Manufacturing Co. L.P. | Magnesium injection agent for ferrous metal |
US6770115B2 (en) * | 2002-10-18 | 2004-08-03 | Remacor, Inc. | Process for magnesium granules |
US6989040B2 (en) * | 2002-10-30 | 2006-01-24 | Gerald Zebrowski | Reclaimed magnesium desulfurization agent |
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 |
US7731778B2 (en) * | 2006-03-27 | 2010-06-08 | Magnesium Technologies Corporation | Scrap bale for steel making process |
US20080196548A1 (en) * | 2007-02-16 | 2008-08-21 | Magnesium Technologies Corporation | Desulfurization puck |
US9322073B1 (en) | 2013-03-14 | 2016-04-26 | ALMAMET USA, Inc. | Preparation of flux lime for a BOF converter including conversion of troublesome fines to high quality fluidized lime |
CN109112247A (zh) * | 2018-10-23 | 2019-01-01 | 武汉钢铁有限公司 | 复合喷吹铁水脱硫剂及其脱硫工艺 |
CN111485051A (zh) * | 2020-06-12 | 2020-08-04 | 韩波 | 一种铝电解用磷生铁高效脱硫剂 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1148540A (fr) * | 1955-02-07 | 1957-12-11 | Air Reduction | Procédé de fabrication de fonte contenant du graphite compacté |
FR1125154A (fr) * | 1955-04-28 | 1956-10-25 | Siderurgie Fse Inst Rech | Procédé pour désulfurer les métaux en fusion et en particulièr la fonte |
FR1168646A (fr) * | 1957-02-21 | 1958-12-11 | Siderurgie Fse Inst Rech | Procédé d'insufflation pour désulfurer les métaux en fusion, en particulier la fonte et l'acier |
FR1292988A (fr) * | 1961-02-27 | 1962-05-11 | Perfectionnements apportés aux procédés de désulfuration de la fonte | |
DE1508124A1 (de) * | 1966-11-15 | 1969-10-09 | Bbc Brown Boveri & Cie | Verfahren zum Entschwefeln von geschmolzenen Eisenlegierungen |
US3929464A (en) * | 1973-08-31 | 1975-12-30 | Union Carbide Corp | Desulfurization of molten ferrous metals |
DE2531047B2 (de) * | 1975-07-11 | 1978-07-06 | Kloeckner-Werke Ag, 4100 Duisburg | Verfahren zum Entschwefeln von Roheisen |
US3998625A (en) * | 1975-11-12 | 1976-12-21 | Jones & Laughlin Steel Corporation | Desulfurization method |
-
1976
- 1976-09-17 DE DE2641817A patent/DE2641817C2/de not_active Expired
-
1977
- 1977-09-05 SE SE7709947A patent/SE440087B/xx not_active IP Right Cessation
- 1977-09-08 GB GB37538/77A patent/GB1545741A/en not_active Expired
- 1977-09-13 US US05/832,830 patent/US4139369A/en not_active Expired - Lifetime
- 1977-09-14 JP JP52111210A patent/JPS6025483B2/ja not_active Expired
- 1977-09-15 NL NL7710140A patent/NL7710140A/xx unknown
- 1977-09-15 IT IT51023/77A patent/IT1089817B/it active
- 1977-09-15 LU LU78127A patent/LU78127A1/xx unknown
- 1977-09-15 AT AT663477A patent/AT361022B/de not_active IP Right Cessation
- 1977-09-16 ZA ZA00775552A patent/ZA775552B/xx unknown
- 1977-09-16 BE BE180970A patent/BE858780A/xx not_active IP Right Cessation
- 1977-09-16 FR FR7728096A patent/FR2364970A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2641817A1 (de) | 1978-03-30 |
US4139369A (en) | 1979-02-13 |
LU78127A1 (xx) | 1978-06-01 |
NL7710140A (nl) | 1978-03-21 |
ATA663477A (de) | 1980-07-15 |
AT361022B (de) | 1981-02-10 |
ZA775552B (en) | 1978-08-30 |
DE2641817C2 (de) | 1985-02-14 |
SE440087B (sv) | 1985-07-15 |
SE7709947L (sv) | 1978-03-18 |
IT1089817B (it) | 1985-06-18 |
FR2364970A1 (fr) | 1978-04-14 |
FR2364970B1 (xx) | 1983-12-23 |
JPS5337516A (en) | 1978-04-06 |
GB1545741A (en) | 1979-05-16 |
JPS6025483B2 (ja) | 1985-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: HOECHST A.G. Effective date: 19910930 |