RO81381B - Produs pentru desulfurarea fontelor si otelurilor - Google Patents
Produs pentru desulfurarea fontelor si otelurilorInfo
- Publication number
- RO81381B RO81381B RO102896A RO10289680A RO81381B RO 81381 B RO81381 B RO 81381B RO 102896 A RO102896 A RO 102896A RO 10289680 A RO10289680 A RO 10289680A RO 81381 B RO81381 B RO 81381B
- Authority
- RO
- Romania
- Prior art keywords
- product
- pig iron
- steel
- slag
- desulphurizing
- Prior art date
Links
- 229910000805 Pig iron Inorganic materials 0.000 title abstract 2
- 229910000831 Steel Inorganic materials 0.000 title abstract 2
- 239000010959 steel Substances 0.000 title abstract 2
- 229910000861 Mg alloy Inorganic materials 0.000 abstract 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000011777 magnesium Substances 0.000 abstract 2
- 239000002893 slag Substances 0.000 abstract 2
- 235000002566 Capsicum Nutrition 0.000 abstract 1
- 229910001122 Mischmetal Inorganic materials 0.000 abstract 1
- 239000006002 Pepper Substances 0.000 abstract 1
- 235000016761 Piper aduncum Nutrition 0.000 abstract 1
- 235000017804 Piper guineense Nutrition 0.000 abstract 1
- 244000203593 Piper nigrum Species 0.000 abstract 1
- 235000008184 Piper nigrum Nutrition 0.000 abstract 1
- 238000007792 addition Methods 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 1
- -1 alkaline earth metal borates Chemical class 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
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract 1
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 1
- 239000000292 calcium oxide Substances 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Inorganic materials [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (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 |
|---|---|---|---|
| FR7913279A FR2456779A1 (fr) | 1979-05-15 | 1979-05-15 | Produit pour la desulfuration des fontes et aciers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO81381A RO81381A (ro) | 1984-11-25 |
| RO81381B true RO81381B (ro) | 1984-11-30 |
Family
ID=9225838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO102896A RO81381B (ro) | 1979-05-15 | 1980-05-12 | Produs pentru desulfurarea fontelor si otelurilor |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4364771A (forum.php) |
| EP (1) | EP0029038B1 (forum.php) |
| JP (1) | JPS5942725B2 (forum.php) |
| AR (1) | AR219255A1 (forum.php) |
| AU (1) | AU532686B2 (forum.php) |
| BE (1) | BE883297A (forum.php) |
| BR (1) | BR8008679A (forum.php) |
| CA (1) | CA1150058A (forum.php) |
| DE (1) | DE3065758D1 (forum.php) |
| FR (1) | FR2456779A1 (forum.php) |
| IN (1) | IN152626B (forum.php) |
| IT (1) | IT1140849B (forum.php) |
| MX (1) | MX153816A (forum.php) |
| RO (1) | RO81381B (forum.php) |
| WO (1) | WO1980002565A1 (forum.php) |
| ZA (1) | ZA802844B (forum.php) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4490173A (en) * | 1982-09-30 | 1984-12-25 | Schwer John W | Steelmaking additive composition |
| US4684403A (en) * | 1986-06-19 | 1987-08-04 | Elkem Metals Company | Dephosphorization process for manganese-containing alloys |
| US4853034A (en) * | 1987-04-13 | 1989-08-01 | Quigley Joseph R | Method of ladle desulfurizing molten steel |
| FR2630131B1 (fr) * | 1988-04-14 | 1990-08-03 | Affival | Procede de desulfuration des fontes |
| US4752327A (en) * | 1987-05-08 | 1988-06-21 | Elkem Metals Company | Dephosphorization process for manganese alloys |
| DE3910776A1 (de) * | 1988-05-10 | 1989-11-23 | Fischer Ag Georg | Verfahren zur behandlung von gusseisenschmelzen in einer offenen pfanne mittels reinmagnesium |
| DE4002284A1 (de) * | 1989-12-04 | 1991-06-06 | Foseco Int | Mittel zum entschwefeln von eisenschmelzen |
| US5021086A (en) * | 1990-07-05 | 1991-06-04 | Reactive Metals And Alloys Corporation | Iron desulfurization additive and method for introduction into hot metal |
| 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 |
| DE19502302C2 (de) * | 1995-01-26 | 1996-12-05 | Deumu Deutsche Erz Und Metall | Mittel zur Entschwefelung von Eisenschmelzen |
| US6179895B1 (en) | 1996-12-11 | 2001-01-30 | Performix Technologies, Ltd. | Basic tundish flux composition for steelmaking processes |
| DE19654501C1 (de) * | 1996-12-18 | 1998-08-20 | Mannesmann Ag | Verfahren zur Roheisenentschwefelung |
| US6989040B2 (en) * | 2002-10-30 | 2006-01-24 | Gerald Zebrowski | Reclaimed magnesium desulfurization agent |
| JP4167101B2 (ja) * | 2003-03-20 | 2008-10-15 | 株式会社神戸製鋼所 | 粒状金属鉄の製法 |
| US7731778B2 (en) * | 2006-03-27 | 2010-06-08 | Magnesium Technologies Corporation | Scrap bale for steel making process |
| FR3018524B1 (fr) * | 2014-03-11 | 2017-03-10 | Affival | Procede de desulfuration d'une fonte liquide et fil fourre pour sa mise en oeuvre |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1684685A (en) * | 1925-01-06 | 1928-09-18 | Elmer H Records | Liquid fuel |
| FR1116581A (fr) * | 1953-12-30 | 1956-05-09 | Union Carbide & Carbon Corp | Fabrication de la fonte |
| FR1125154A (fr) | 1955-04-28 | 1956-10-25 | Siderurgie Fse Inst Rech | Procédé pour désulfurer les métaux en fusion et en particulièr la fonte |
| FR1166661A (fr) * | 1956-02-10 | 1958-11-13 | Union Carbide & Carbon Corp | Procédé et agent de traitement de produits ferreux |
| 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 |
| FR1168750A (fr) | 1957-03-02 | 1958-12-15 | Siderurgie Fse Inst Rech | Affinage des fontes par insufflation de chaux pulvérulente et d'oxygène |
| US2971833A (en) * | 1958-04-09 | 1961-02-14 | Le Magnesium Thermique Soc | Process of manufacturing magnesium |
| US3765848A (en) * | 1971-01-22 | 1973-10-16 | G Brent | Motor fuel composition |
| US3957502A (en) * | 1971-11-17 | 1976-05-18 | Magnesium Elektron Limited | Addition of magnesium to molten metal |
| US4020798A (en) * | 1972-10-27 | 1977-05-03 | Skala Stephen F | Internal combustion engine fueled by NaK |
| US3953198A (en) * | 1973-08-03 | 1976-04-27 | N L Industries, Inc. | Method for treating molten iron using a magnesium infiltrated metal network |
| US3969105A (en) * | 1974-12-27 | 1976-07-13 | The Dow Chemical Company | Treating agent for high melting temperature metals |
| US4110082A (en) * | 1975-02-25 | 1978-08-29 | Michaels Christopher Van | Reformed hydrocarbons and alcohols from fuel alloys and reforming agents |
| US3998625A (en) * | 1975-11-12 | 1976-12-21 | Jones & Laughlin Steel Corporation | Desulfurization method |
| US4088454A (en) * | 1976-10-26 | 1978-05-09 | Ki Hyun Lee | Method for producing a liquid fuel composition |
| US4081252A (en) * | 1976-06-16 | 1978-03-28 | Hans Osborg | Method of improving combustion of fuels and fuel compositions |
| FR2395319A1 (fr) * | 1977-06-24 | 1979-01-19 | Sofrem | Perfectionnements aux procedes de production de magnesium par voie thermique |
-
1979
- 1979-05-15 FR FR7913279A patent/FR2456779A1/fr active Granted
-
1980
- 1980-04-24 IN IN475/CAL/80A patent/IN152626B/en unknown
- 1980-05-08 IT IT21891/80A patent/IT1140849B/it active
- 1980-05-12 BR BR8008679A patent/BR8008679A/pt not_active IP Right Cessation
- 1980-05-12 RO RO102896A patent/RO81381B/ro unknown
- 1980-05-12 AU AU59824/80A patent/AU532686B2/en not_active Ceased
- 1980-05-12 DE DE8080900923T patent/DE3065758D1/de not_active Expired
- 1980-05-12 US US06/224,535 patent/US4364771A/en not_active Expired - Fee Related
- 1980-05-12 JP JP55501086A patent/JPS5942725B2/ja not_active Expired
- 1980-05-12 WO PCT/FR1980/000073 patent/WO1980002565A1/fr active IP Right Grant
- 1980-05-13 ZA ZA00802844A patent/ZA802844B/xx unknown
- 1980-05-13 MX MX182303A patent/MX153816A/es unknown
- 1980-05-14 CA CA000351885A patent/CA1150058A/fr not_active Expired
- 1980-05-14 BE BE0/200613A patent/BE883297A/fr not_active IP Right Cessation
- 1980-05-15 AR AR281068A patent/AR219255A1/es active
- 1980-12-01 EP EP80900923A patent/EP0029038B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT8021891A0 (it) | 1980-05-08 |
| FR2456779B1 (forum.php) | 1984-10-05 |
| JPS56500302A (forum.php) | 1981-03-12 |
| CA1150058A (fr) | 1983-07-19 |
| ZA802844B (en) | 1981-05-27 |
| EP0029038A1 (fr) | 1981-05-27 |
| WO1980002565A1 (fr) | 1980-11-27 |
| BE883297A (fr) | 1980-11-14 |
| MX153816A (es) | 1987-01-19 |
| DE3065758D1 (en) | 1984-01-05 |
| IN152626B (forum.php) | 1984-02-25 |
| EP0029038B1 (fr) | 1983-11-30 |
| FR2456779A1 (fr) | 1980-12-12 |
| RO81381A (ro) | 1984-11-25 |
| JPS5942725B2 (ja) | 1984-10-17 |
| US4364771A (en) | 1982-12-21 |
| AU532686B2 (en) | 1983-10-06 |
| AU5982480A (en) | 1981-01-15 |
| IT1140849B (it) | 1986-10-10 |
| AR219255A1 (es) | 1980-07-31 |
| BR8008679A (pt) | 1981-04-14 |
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