CA1062916A - Method of introducing alkaline-earth treating agents into steel melts - Google Patents
Method of introducing alkaline-earth treating agents into steel meltsInfo
- Publication number
- CA1062916A CA1062916A CA224,781A CA224781A CA1062916A CA 1062916 A CA1062916 A CA 1062916A CA 224781 A CA224781 A CA 224781A CA 1062916 A CA1062916 A CA 1062916A
- Authority
- CA
- Canada
- Prior art keywords
- melt
- agent
- steel
- process defined
- treatment
- Prior art date
- 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
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000000161 steel melt Substances 0.000 title claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 35
- 239000000155 melt Substances 0.000 claims abstract description 13
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims abstract description 4
- 150000001342 alkaline earth metals Chemical class 0.000 claims abstract description 4
- 239000012159 carrier gas Substances 0.000 claims abstract description 4
- 239000002893 slag Substances 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 238000006477 desulfuration reaction Methods 0.000 claims description 4
- 230000023556 desulfurization Effects 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910000532 Deoxidized steel Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 229940090044 injection Drugs 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 239000011575 calcium Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 6
- 229910052791 calcium Inorganic materials 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000008602 contraction Effects 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 230000006735 deficit Effects 0.000 description 3
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000005997 Calcium carbide Substances 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 241000700159 Rattus Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- OSMSIOKMMFKNIL-UHFFFAOYSA-N calcium;silicon Chemical compound [Ca]=[Si] OSMSIOKMMFKNIL-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 101150085091 lat-2 gene Proteins 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 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 description 1
- 150000003568 thioethers Chemical class 0.000 description 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
- 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742419176 DE2419176B2 (de) | 1974-04-20 | 1974-04-20 | Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1062916A true CA1062916A (en) | 1979-09-25 |
Family
ID=5913476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA224,781A Expired CA1062916A (en) | 1974-04-20 | 1975-04-16 | Method of introducing alkaline-earth treating agents into steel melts |
Country Status (17)
| Country | Link |
|---|---|
| JP (1) | JPS50143716A (en, 2012) |
| AR (1) | AR204354A1 (en, 2012) |
| AU (1) | AU8007775A (en, 2012) |
| BE (1) | BE828016A (en, 2012) |
| BR (1) | BR7502384A (en, 2012) |
| CA (1) | CA1062916A (en, 2012) |
| DD (1) | DD117251A5 (en, 2012) |
| DE (1) | DE2419176B2 (en, 2012) |
| ES (1) | ES436756A1 (en, 2012) |
| FR (1) | FR2268079A1 (en, 2012) |
| GB (1) | GB1450013A (en, 2012) |
| IN (1) | IN143231B (en, 2012) |
| IT (1) | IT1037433B (en, 2012) |
| NL (1) | NL7504252A (en, 2012) |
| PL (1) | PL93831B1 (en, 2012) |
| SE (1) | SE7504366L (en, 2012) |
| ZA (1) | ZA752179B (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE31676E (en) | 1982-09-29 | 1984-09-18 | Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG | Method and apparatus for dispensing a fluidizable solid from a pressure vessel |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2839637A1 (de) * | 1977-09-15 | 1979-03-22 | British Steel Corp | Verfahren zur erzeugung aufgeschwefelten stahles |
| RU2231560C1 (ru) * | 2003-04-22 | 2004-06-27 | ООО "Сорби стил" | Способ раскисления и модифицирования металла и устройство для его осуществления |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE795333A (fr) * | 1972-03-01 | 1973-05-29 | Thyssen Niederrhein Ag | Procede de desulfuration de l'acier en fusion et poche pour sa mise en oeuvre |
-
1974
- 1974-04-20 DE DE19742419176 patent/DE2419176B2/de not_active Withdrawn
-
1975
- 1975-01-01 AR AR190D patent/AR204354A1/es active
- 1975-03-07 ZA ZA00752179A patent/ZA752179B/xx unknown
- 1975-04-09 GB GB1456775A patent/GB1450013A/en not_active Expired
- 1975-04-10 IN IN725/CAL/75A patent/IN143231B/en unknown
- 1975-04-10 NL NL7504252A patent/NL7504252A/xx unknown
- 1975-04-11 AU AU80077/75A patent/AU8007775A/en not_active Expired
- 1975-04-15 JP JP50044873A patent/JPS50143716A/ja active Pending
- 1975-04-16 SE SE7504366A patent/SE7504366L/xx unknown
- 1975-04-16 CA CA224,781A patent/CA1062916A/en not_active Expired
- 1975-04-17 BE BE2054275A patent/BE828016A/xx unknown
- 1975-04-18 IT IT22505/75A patent/IT1037433B/it active
- 1975-04-18 BR BR3035/75A patent/BR7502384A/pt unknown
- 1975-04-18 PL PL1975179755A patent/PL93831B1/pl unknown
- 1975-04-18 ES ES436756A patent/ES436756A1/es not_active Expired
- 1975-04-18 FR FR7512118A patent/FR2268079A1/fr not_active Withdrawn
- 1975-04-18 DD DD185544A patent/DD117251A5/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE31676E (en) | 1982-09-29 | 1984-09-18 | Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG | Method and apparatus for dispensing a fluidizable solid from a pressure vessel |
Also Published As
| Publication number | Publication date |
|---|---|
| AR204354A1 (es) | 1975-12-22 |
| IT1037433B (it) | 1979-11-10 |
| FR2268079A1 (en, 2012) | 1975-11-14 |
| JPS50143716A (en, 2012) | 1975-11-19 |
| IN143231B (en, 2012) | 1977-10-22 |
| AU8007775A (en) | 1976-10-14 |
| NL7504252A (nl) | 1975-10-22 |
| ES436756A1 (es) | 1977-01-01 |
| DD117251A5 (en, 2012) | 1976-01-05 |
| BR7502384A (pt) | 1976-03-09 |
| DE2419176B2 (de) | 1976-02-26 |
| ZA752179B (en) | 1976-03-31 |
| GB1450013A (en) | 1976-09-22 |
| SE7504366L (sv) | 1975-10-21 |
| DE2419176A1 (de) | 1975-10-30 |
| PL93831B1 (en, 2012) | 1977-06-30 |
| BE828016A (fr) | 1975-08-18 |
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