NO153499C - Avsvovlingsmiddel og fremgangsm¨te til dets fremstilling. - Google Patents
Avsvovlingsmiddel og fremgangsm¨te til dets fremstilling.Info
- Publication number
- NO153499C NO153499C NO803923A NO803923A NO153499C NO 153499 C NO153499 C NO 153499C NO 803923 A NO803923 A NO 803923A NO 803923 A NO803923 A NO 803923A NO 153499 C NO153499 C NO 153499C
- Authority
- NO
- Norway
- Prior art keywords
- procedure
- preparation
- sulfuring agent
- sulfuring
- agent
- 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
- C21C7/0645—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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
- C21C1/025—Agents used for 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)
- Lubricants (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792952761 DE2952761A1 (de) | 1979-12-29 | 1979-12-29 | Entschwefelungsmittel fuer roheisen- und stahlschmelzen sowie ein verfahren zu ihrer herstellung |
DE19803008950 DE3008950C2 (de) | 1980-03-08 | 1980-03-08 | Entschwefelungsmittel und Verfahren zu seiner Herstellung |
Publications (3)
Publication Number | Publication Date |
---|---|
NO803923L NO803923L (no) | 1981-06-30 |
NO153499B NO153499B (no) | 1985-12-23 |
NO153499C true NO153499C (no) | 1986-04-02 |
Family
ID=25782701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO803923A NO153499C (no) | 1979-12-29 | 1980-12-23 | Avsvovlingsmiddel og fremgangsm¨te til dets fremstilling. |
Country Status (12)
Country | Link |
---|---|
US (1) | US4358312A (fr) |
EP (1) | EP0031552B1 (fr) |
AU (1) | AU532988B2 (fr) |
BR (1) | BR8008513A (fr) |
CA (1) | CA1154596A (fr) |
DD (1) | DD155528A5 (fr) |
DE (1) | DE3069681D1 (fr) |
DK (1) | DK151570C (fr) |
ES (1) | ES497686A0 (fr) |
MX (1) | MX154953A (fr) |
NO (1) | NO153499C (fr) |
PL (1) | PL125943B1 (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3110569A1 (de) * | 1981-03-18 | 1982-12-30 | Skw Trostberg Ag, 8223 Trostberg | Verfahren zur verhinderung des ueberschaeumens beim frischen von roheisen sowie zur erniedrigung des phosphorgehaltes, mittel und vorrichtung zur durchfuehrung des verfahrens |
DE3111510A1 (de) * | 1981-03-24 | 1982-10-07 | Hoechst Ag, 6000 Frankfurt | Entschwefelungsgemisch und verfahren zu seiner herstellung |
DE3111509A1 (de) * | 1981-03-24 | 1982-10-07 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen |
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 |
DE3908071A1 (de) * | 1989-03-13 | 1990-09-20 | Hoechst Ag | Mittel und verfahren zum entschwefeln von metallschmelzen |
DE4242328C2 (de) * | 1992-12-15 | 1995-06-08 | Alfred Dipl Ing Dr Freissmuth | Mittel zur Entschwefelung, Entphosphorung, Entsilicierung und Entstickung von Roheisen- und Gußeisenschmelzen |
PL213251B1 (pl) | 2009-02-02 | 2013-02-28 | Akad Gorniczo Hutnicza | Sposób wytwarzania mieszanki zuzlotwórczej dla pozapiecowej rafinacji stali w kadzi lub w piecu kadziowym |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1005163A (en) * | 1963-08-10 | 1965-09-22 | British Cast Iron Res Ass | Improvements in the manufacture of inoculants for cast irons |
CH428820A (fr) * | 1963-12-12 | 1967-01-31 | Tech Entwicklung Und Verwertun | Produit d'affinage de l'acier |
US3197306A (en) * | 1964-08-31 | 1965-07-27 | Dow Chemical Co | Method for treating ferrous metals |
DE1758250B1 (de) * | 1968-04-29 | 1971-10-28 | Sueddeutsche Kalkstickstoff | Mittel zum Entschwefeln von Eisenschmelzen |
US3716352A (en) * | 1969-10-24 | 1973-02-13 | Kawasaki Steel Co | Sintered desulfurizer for off-furnace use |
DE2252795C3 (de) * | 1972-10-27 | 1982-09-09 | Skw Trostberg Ag, 8223 Trostberg | Entschwefelungsmittel für Roheisen- und Ferrolegierungsschmelzen |
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 |
DE2527156B2 (de) * | 1975-06-18 | 1980-09-04 | Thyssen Niederrhein Ag Huetten- Und Walzwerke, 4200 Oberhausen | Verfahren zur Vorbehandlung einer Stahlschmelze beim Stranggießen |
JPS605643B2 (ja) * | 1975-11-14 | 1985-02-13 | 電気化学工業株式会社 | 溶銑脱硫剤の製法 |
JPS6035407B2 (ja) * | 1978-05-31 | 1985-08-14 | 電気化学工業株式会社 | 溶銑用脱硫剤およびその製法 |
DE2919324A1 (de) * | 1979-05-14 | 1980-12-04 | Hoechst Ag | Entschweflungsmittel fuer roheisen- und stahlschmelzen sowie ein verfahren zu ihrer herstellung |
DE2952686A1 (de) * | 1979-12-29 | 1981-07-02 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen |
-
1980
- 1980-12-12 ES ES497686A patent/ES497686A0/es active Granted
- 1980-12-18 EP EP80108013A patent/EP0031552B1/fr not_active Expired
- 1980-12-18 DE DE8080108013T patent/DE3069681D1/de not_active Expired
- 1980-12-22 US US06/218,731 patent/US4358312A/en not_active Expired - Fee Related
- 1980-12-23 DK DK550980A patent/DK151570C/da not_active IP Right Cessation
- 1980-12-23 BR BR8008513A patent/BR8008513A/pt unknown
- 1980-12-23 NO NO803923A patent/NO153499C/no unknown
- 1980-12-23 PL PL1980228753A patent/PL125943B1/pl unknown
- 1980-12-24 CA CA000367572A patent/CA1154596A/fr not_active Expired
- 1980-12-24 AU AU65853/80A patent/AU532988B2/en not_active Ceased
- 1980-12-29 DD DD80226700A patent/DD155528A5/de not_active IP Right Cessation
-
1981
- 1981-01-05 MX MX185476A patent/MX154953A/es unknown
Also Published As
Publication number | Publication date |
---|---|
DE3069681D1 (en) | 1985-01-03 |
BR8008513A (pt) | 1981-07-21 |
CA1154596A (fr) | 1983-10-04 |
DK151570B (da) | 1987-12-14 |
DK151570C (da) | 1988-06-06 |
NO153499B (no) | 1985-12-23 |
US4358312A (en) | 1982-11-09 |
EP0031552A1 (fr) | 1981-07-08 |
ES8200147A1 (es) | 1981-11-01 |
PL228753A1 (fr) | 1981-09-04 |
AU532988B2 (en) | 1983-10-20 |
AU6585380A (en) | 1981-07-09 |
PL125943B1 (en) | 1983-06-30 |
MX154953A (es) | 1988-01-14 |
ES497686A0 (es) | 1981-11-01 |
EP0031552B1 (fr) | 1984-11-21 |
DD155528A5 (de) | 1982-06-16 |
NO803923L (no) | 1981-06-30 |
DK550980A (da) | 1981-06-30 |
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