DE3149415C2 - - Google Patents
Info
- Publication number
- DE3149415C2 DE3149415C2 DE3149415A DE3149415A DE3149415C2 DE 3149415 C2 DE3149415 C2 DE 3149415C2 DE 3149415 A DE3149415 A DE 3149415A DE 3149415 A DE3149415 A DE 3149415A DE 3149415 C2 DE3149415 C2 DE 3149415C2
- Authority
- DE
- Germany
- Prior art keywords
- torpedo pan
- torpedo
- pan
- stirrer
- stirrers
- 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 - Lifetime
Links
- 238000003756 stirring Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 229910000805 Pig iron Inorganic materials 0.000 claims description 8
- 238000006477 desulfuration reaction Methods 0.000 claims description 8
- 230000023556 desulfurization Effects 0.000 claims description 8
- 239000002893 slag Substances 0.000 claims description 6
- 239000000376 reactant Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims 1
- 239000000155 melt Substances 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
- 229910052717 sulfur Inorganic materials 0.000 description 6
- 239000011593 sulfur Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 4
- 230000035508 accumulation Effects 0.000 description 4
- 230000003009 desulfurizing effect Effects 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000013019 agitation Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 230000001939 inductive effect Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/34—Arrangements for circulation of melts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/45—Magnetic mixers; Mixers with magnetically driven stirrers
- B01F33/451—Magnetic mixers; Mixers with magnetically driven stirrers wherein the mixture is directly exposed to an electromagnetic field without use of a stirrer, e.g. for material comprising ferromagnetic particles or for molten metal
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/45—Mixing in metallurgical processes of ferrous or non-ferrous materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2213/00—Aspects relating both to resistive heating and to induction heating, covered by H05B3/00 and H05B6/00
- H05B2213/02—Stirring of melted material in melting furnaces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (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 |
|---|---|---|---|
| SE8009116A SE448741B (sv) | 1980-12-23 | 1980-12-23 | Forfaringssett och anordning vid avsvavling av tackjern i torped |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3149415A1 DE3149415A1 (de) | 1982-09-02 |
| DE3149415C2 true DE3149415C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-09-06 |
Family
ID=20342567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19813149415 Granted DE3149415A1 (de) | 1980-12-23 | 1981-12-14 | Verfahren bei der schwefelreinigung von roheisen in torpedopfannen und anordnung zur durchfuehrung des verfahrens |
Country Status (5)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2560216A1 (fr) * | 1984-02-24 | 1985-08-30 | Clecim Sa | Procede et dispositif de desulfuration de la fonte liquide |
| US5950752A (en) * | 1997-11-21 | 1999-09-14 | Lockheed Martin Corp. | Heating system for a hybrid electric vehicle |
| CA2305741A1 (en) * | 1998-08-07 | 2000-02-17 | Ipcor N.V. | Apparatus and method for the secondary refinement of metals |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU422827B2 (en) * | 1967-10-03 | 1972-03-28 | Monzino Riotinto Of Australia Limited | Continuous degassing of metals |
| BE788338A (fr) * | 1971-09-22 | 1973-01-02 | Polysius Ag | Procede et installation de desulfuration chimique de fer en fusion |
| JPS508961A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-06-01 | 1975-01-29 | ||
| US3929464A (en) * | 1973-08-31 | 1975-12-30 | Union Carbide Corp | Desulfurization of molten ferrous metals |
| US3944195A (en) * | 1974-01-08 | 1976-03-16 | Buell Eugene F | Apparatus for feeding granular material to a steel bath |
| DE2505725A1 (de) * | 1974-02-21 | 1975-09-04 | Uddeholms Ab | Metallurgischer reaktor |
| JPS51119611A (en) * | 1975-04-15 | 1976-10-20 | Natl Res Inst For Metals | A method for desulfurizing molten pig iron |
| US3998625A (en) * | 1975-11-12 | 1976-12-21 | Jones & Laughlin Steel Corporation | Desulfurization method |
-
1980
- 1980-12-23 SE SE8009116A patent/SE448741B/sv not_active IP Right Cessation
-
1981
- 1981-12-14 DE DE19813149415 patent/DE3149415A1/de active Granted
- 1981-12-21 JP JP56206797A patent/JPS57131305A/ja active Granted
- 1981-12-22 US US06/333,335 patent/US4395281A/en not_active Expired - Fee Related
- 1981-12-22 GB GB8138623A patent/GB2092465B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2092465B (en) | 1984-09-26 |
| SE448741B (sv) | 1987-03-16 |
| JPS57131305A (en) | 1982-08-14 |
| US4395281A (en) | 1983-07-26 |
| DE3149415A1 (de) | 1982-09-02 |
| JPH026806B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-02-14 |
| GB2092465A (en) | 1982-08-18 |
| SE8009116L (sv) | 1982-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: C21C 1/02 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |