SE7906086L - Forfarande for framstellning av pulverformig, lett fluidiserbar avsvavlingsblandning - Google Patents
Forfarande for framstellning av pulverformig, lett fluidiserbar avsvavlingsblandningInfo
- Publication number
- SE7906086L SE7906086L SE7906086A SE7906086A SE7906086L SE 7906086 L SE7906086 L SE 7906086L SE 7906086 A SE7906086 A SE 7906086A SE 7906086 A SE7906086 A SE 7906086A SE 7906086 L SE7906086 L SE 7906086L
- Authority
- SE
- Sweden
- Prior art keywords
- sulfur
- fluidizable
- powder
- procedure
- preparation
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title abstract 2
- XAQHXGSHRMHVMU-UHFFFAOYSA-N [S].[S] Chemical compound [S].[S] XAQHXGSHRMHVMU-UHFFFAOYSA-N 0.000 title 1
- 239000007788 liquid Substances 0.000 title 1
- 238000006477 desulfuration reaction Methods 0.000 abstract 3
- 230000023556 desulfurization Effects 0.000 abstract 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- 229910052799 carbon Inorganic materials 0.000 abstract 2
- 239000000155 melt Substances 0.000 abstract 2
- 239000002245 particle Substances 0.000 abstract 2
- 239000005997 Calcium carbide Substances 0.000 abstract 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000001050 lubricating effect Effects 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 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)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Lubricants (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2834216 | 1978-08-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7906086L true SE7906086L (sv) | 1980-02-05 |
Family
ID=6046218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7906086A SE7906086L (sv) | 1978-08-04 | 1979-07-12 | Forfarande for framstellning av pulverformig, lett fluidiserbar avsvavlingsblandning |
Country Status (9)
Country | Link |
---|---|
US (1) | US4260413A (sv) |
JP (1) | JPS5521599A (sv) |
BE (1) | BE878016A (sv) |
CA (1) | CA1140907A (sv) |
FR (1) | FR2432550A1 (sv) |
GB (1) | GB2032461A (sv) |
NL (1) | NL7905292A (sv) |
SE (1) | SE7906086L (sv) |
ZA (1) | ZA793547B (sv) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2952686A1 (de) * | 1979-12-29 | 1981-07-02 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen |
JPS56158827A (en) * | 1980-05-10 | 1981-12-07 | Nippon Carbide Ind Co Ltd | Powdered composition for desulfurizing agent |
JPS56163213A (en) * | 1980-05-20 | 1981-12-15 | Nippon Carbide Ind Co Ltd | Desulfurizer powder composition for molten iron |
DE3022752A1 (de) * | 1980-06-18 | 1982-01-14 | Skw Trostberg Ag, 8223 Trostberg | Entschwefelungsmittel |
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 |
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 |
BR8606249A (pt) * | 1985-12-17 | 1987-09-29 | Sueddeutsche Kalkstickstoff | Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao |
NO179080C (no) * | 1989-05-18 | 1996-07-31 | Elkem Metals | Avsvovlingsmiddel og fremgangsmåte for fremstilling av avsvovlingsmiddel |
US5078784A (en) * | 1990-03-14 | 1992-01-07 | Elkem Metals Company | Desulfurization agent |
US4941914A (en) * | 1989-05-18 | 1990-07-17 | Elkem Metals Company | Desulfurization agent |
US5149364A (en) * | 1990-03-14 | 1992-09-22 | Elkem Metals Company | Desulfurization agent |
CA2054244C (en) * | 1991-10-25 | 2000-08-01 | Bruce James Barker | Powdered desulfurizing reagent and process of use |
JP2003046094A (ja) * | 2001-07-27 | 2003-02-14 | Sanyo Electric Co Ltd | ショットキーバリアダイオードおよびその製造方法 |
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 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE747029C (de) * | 1939-06-20 | 1944-09-04 | Thyssen Huette Ag | Verfahren zur Entschwefelung von Roheisenbaedern |
FR1010183A (fr) * | 1950-01-21 | 1952-06-09 | Stora Koparbergs Aktiebolag | Procédé de désulfuration du fer et des alliages ferreux |
US2863755A (en) * | 1957-04-22 | 1958-12-09 | Union Carbide Corp | Oil-treated calcium carbide for desulfurization of iron |
GB1230810A (sv) * | 1967-12-29 | 1971-05-05 | ||
DE1758250B1 (de) * | 1968-04-29 | 1971-10-28 | Sueddeutsche Kalkstickstoff | Mittel zum Entschwefeln von Eisenschmelzen |
US3957502A (en) * | 1971-11-17 | 1976-05-18 | Magnesium Elektron Limited | Addition of magnesium to molten metal |
BE791502A (fr) * | 1971-11-17 | 1973-03-16 | Magnesium Elektron Ltd | Addition de magnesium a du metal en fusion |
US3876421A (en) * | 1972-11-09 | 1975-04-08 | Nippon Steel Corp | Process for desulfurization of molten pig iron |
GB1415150A (en) * | 1972-11-16 | 1975-11-26 | Magnesium Elektron Ltd | Addition of magnesium to molten metal |
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 |
CH573276A5 (sv) * | 1974-01-29 | 1976-03-15 | Concast Ag | |
US3955966A (en) * | 1974-03-06 | 1976-05-11 | August Thyssen-Hutte Ag | Method for dispensing a fluidizable solid from a pressure vessel |
DE2500497C2 (de) * | 1975-01-08 | 1977-03-31 | Sueddeutsche Kalkstickstoff | Mittel zum entschwefeln von eisenschmelzen und verfahren zu seiner anwendung |
JPS5254609A (en) * | 1975-10-31 | 1977-05-04 | Nippon Carbide Ind Co Ltd | Composite for desulfurizing molten cast iron |
JPS5261110A (en) * | 1975-11-14 | 1977-05-20 | Aikoh Co | Desulfurization of iron melt |
DE2708424C2 (de) * | 1977-02-26 | 1987-03-19 | Skw Trostberg Ag, 8223 Trostberg | Verfahren zur Entschwefelung von Roheisenschmelzen |
DE2741588C2 (de) * | 1977-09-15 | 1985-02-07 | Skw Trostberg Ag, 8223 Trostberg | Mittel zum Entschwefeln von Eisenschmelzen |
-
1979
- 1979-06-29 FR FR7917078A patent/FR2432550A1/fr active Pending
- 1979-07-06 NL NL7905292A patent/NL7905292A/nl not_active Application Discontinuation
- 1979-07-12 SE SE7906086A patent/SE7906086L/sv not_active Application Discontinuation
- 1979-07-13 ZA ZA00793547A patent/ZA793547B/xx unknown
- 1979-07-24 US US06/060,149 patent/US4260413A/en not_active Expired - Lifetime
- 1979-07-25 CA CA000332500A patent/CA1140907A/en not_active Expired
- 1979-08-01 BE BE0/196556A patent/BE878016A/xx not_active IP Right Cessation
- 1979-08-02 JP JP9816079A patent/JPS5521599A/ja active Pending
- 1979-08-02 GB GB7926938A patent/GB2032461A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
ZA793547B (en) | 1980-12-31 |
CA1140907A (en) | 1983-02-08 |
GB2032461A (en) | 1980-05-08 |
FR2432550A1 (fr) | 1980-02-29 |
BE878016A (fr) | 1979-12-03 |
JPS5521599A (en) | 1980-02-15 |
NL7905292A (nl) | 1980-02-06 |
US4260413A (en) | 1981-04-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 7906086-9 |