DE1565534B2 - Verfahren zur Vakuumbehandlung von Stahl - Google Patents
Verfahren zur Vakuumbehandlung von StahlInfo
- Publication number
- DE1565534B2 DE1565534B2 DE1565534A DE1565534A DE1565534B2 DE 1565534 B2 DE1565534 B2 DE 1565534B2 DE 1565534 A DE1565534 A DE 1565534A DE 1565534 A DE1565534 A DE 1565534A DE 1565534 B2 DE1565534 B2 DE 1565534B2
- Authority
- DE
- Germany
- Prior art keywords
- steel
- vacuum
- melt
- arc
- electrodes
- 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.)
- Ceased
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 58
- 239000010959 steel Substances 0.000 title claims description 58
- 238000000034 method Methods 0.000 title claims description 28
- 230000008569 process Effects 0.000 title claims description 14
- 238000009489 vacuum treatment Methods 0.000 title claims description 14
- 239000000155 melt Substances 0.000 claims description 37
- 238000010438 heat treatment Methods 0.000 claims description 24
- 238000002844 melting Methods 0.000 claims description 15
- 230000008018 melting Effects 0.000 claims description 15
- 238000007872 degassing Methods 0.000 claims description 12
- 238000010926 purge Methods 0.000 claims description 9
- 238000010891 electric arc Methods 0.000 claims description 7
- 238000013021 overheating Methods 0.000 claims description 7
- 239000000161 steel melt Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000009849 vacuum degassing Methods 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- 239000002131 composite material Substances 0.000 claims 1
- 230000001066 destructive effect Effects 0.000 claims 1
- 239000006260 foam Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 229910052750 molybdenum Inorganic materials 0.000 claims 1
- 239000011733 molybdenum Substances 0.000 claims 1
- 239000010936 titanium Substances 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- 239000007789 gas Substances 0.000 description 25
- 238000007789 sealing Methods 0.000 description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 239000002893 slag Substances 0.000 description 7
- 230000005855 radiation Effects 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000005275 alloying Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004070 electrodeposition Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000002650 laminated plastic Substances 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- -1 aluminum oxide Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical class [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C21C7/10—Handling in a vacuum
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46255965A | 1965-06-09 | 1965-06-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1565534A1 DE1565534A1 (de) | 1972-03-02 |
| DE1565534B2 true DE1565534B2 (de) | 1975-07-24 |
Family
ID=23836874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1565534A Ceased DE1565534B2 (de) | 1965-06-09 | 1966-06-07 | Verfahren zur Vakuumbehandlung von Stahl |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3501289A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS4910401B1 (cg-RX-API-DMAC7.html) |
| AT (1) | AT299999B (cg-RX-API-DMAC7.html) |
| DE (1) | DE1565534B2 (cg-RX-API-DMAC7.html) |
| ES (1) | ES327744A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1154491A (cg-RX-API-DMAC7.html) |
| SE (1) | SE345690C (cg-RX-API-DMAC7.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2811877A1 (de) * | 1978-03-18 | 1979-10-04 | Leybold Heraeus Gmbh & Co Kg | Vorrichtung zur behandlung von metallschmelzen unter nichtatmosphaerischen bedingungen und mit lichtbogenbeheizung durch permanentelektroden sowie betriebsverfahren fuer diese vorrichtung |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3635696A (en) * | 1968-05-21 | 1972-01-18 | Finkl & Sons Co | Treatment of molten metal using arc heat and vacuum |
| US3680163A (en) * | 1969-08-27 | 1972-08-01 | Westinghouse Electric Corp | Non-consumable electrode vacuum arc furnaces for steel, zirconium, titanium and other metals and processes for working said metals |
| US3939028A (en) * | 1972-03-22 | 1976-02-17 | Foseco International Limited | Protection of carbon articles |
| SE449373B (sv) * | 1977-07-01 | 1987-04-27 | Dso Cherna Metalurgia | Sett och anordning for raffinering av jernbaserade smeltor i elektrisk reaktionsugn |
| BG35678A1 (en) * | 1981-12-01 | 1984-06-15 | Savov | Method and device for treating and refining liquid alloys |
| US4541862A (en) * | 1982-11-30 | 1985-09-17 | A. Finkl & Sons Co. | Ladle steelmaking method and apparatus |
| JPS61134109A (ja) * | 1984-12-05 | 1986-06-21 | Nec Corp | Ｌ．ｃ．共振回路 |
| US4865643A (en) * | 1988-02-17 | 1989-09-12 | Globe Metallurgical, Inc. | Smelting process for making elemental silicon and alloys thereof, and apparatus therefor |
| US5104096A (en) * | 1988-02-17 | 1992-04-14 | Globe Metallurgical Inc. | Smelting apparatus for making elemental silicon and alloys thereof |
| DE3935014A1 (de) * | 1989-10-20 | 1991-04-25 | Pfeiffer Vakuumtechnik | Mehrkammer-vakuumanlage |
| DE4107096A1 (de) * | 1990-06-29 | 1992-01-02 | Pfeiffer Vakuumtechnik | Einrichtung zum schutz elektrisch beheizter vakuumoefen |
| US5544194A (en) * | 1993-06-09 | 1996-08-06 | Leybold Durferrit Gmbh | Apparatus for degreasing electrically conductive material |
| DE4319166C2 (de) * | 1993-06-09 | 2002-02-14 | Ald Vacuum Techn Ag | Verfahren und Vorrichtung zur Reinigung, insbesondere Entfettung und Kompaktierung von elektrisch leitfähigem Gut |
| US5415834A (en) * | 1994-01-19 | 1995-05-16 | A. Finkl & Sons Co. | Warm forging implement, composition and method of manufacture thereof |
| US5917115A (en) * | 1997-05-15 | 1999-06-29 | Sms Vacmetal, Gmbh | Apparatus for and method of treating liquid metal |
| CN102965476B (zh) * | 2012-11-30 | 2017-04-19 | 宝钢工程技术集团有限公司 | 电极旋转双工位电弧加热真空处理装置及其使用方法 |
| JP7377633B2 (ja) * | 2019-06-21 | 2023-11-10 | 三菱重工業株式会社 | 電解製錬炉 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA613372A (en) * | 1961-01-24 | Harders Fritz | Process of refining steel | |
| CA602449A (en) * | 1960-07-26 | Boleg Kurt | Process and apparatus for the vacuum treatment of steel or steel alloy | |
| US963652A (en) * | 1909-12-13 | 1910-07-05 | Alleyne Reynolds | Manufacture of steel. |
| BE554119A (cg-RX-API-DMAC7.html) * | 1956-01-13 | |||
| GB801518A (en) * | 1956-01-17 | 1958-09-17 | Hoerder Huettenunion Ag | An improved process and apparatus for de-gasifying molten metal |
| US3024102A (en) * | 1956-03-16 | 1962-03-06 | Union Carbide Corp | High-vacuum titanium a. c. arc melting |
| US2882570A (en) * | 1956-05-22 | 1959-04-21 | Joseph B Brennan | Continuous vacuum casting |
| US2893860A (en) * | 1957-02-21 | 1959-07-07 | Heraeus Gmbh W C | Method and apparatus for continuously degassing molten metals, particularly steel, by evacuation |
| NL121353C (cg-RX-API-DMAC7.html) * | 1958-05-22 | |||
| GB871659A (en) * | 1958-07-11 | 1961-06-28 | Alimaenna Svenska Elek Ska Akt | Method of, and means for, degasifying molten metal in a container, such as an arc furnace or a ladle |
| US3236636A (en) * | 1962-02-26 | 1966-02-22 | Finkl & Sons Co | Method of treating molten metal |
| US3224869A (en) * | 1962-09-20 | 1965-12-21 | Hydrocarbon Research Inc | Method of reducing iron oxide |
-
1965
- 1965-06-09 US US462559A patent/US3501289A/en not_active Expired - Lifetime
-
1966
- 1966-06-06 SE SE6607746A patent/SE345690C/xx unknown
- 1966-06-07 AT AT541666A patent/AT299999B/de not_active IP Right Cessation
- 1966-06-07 DE DE1565534A patent/DE1565534B2/de not_active Ceased
- 1966-06-09 JP JP41036850A patent/JPS4910401B1/ja active Pending
- 1966-06-09 GB GB25757/66A patent/GB1154491A/en not_active Expired
- 1966-06-10 ES ES0327744A patent/ES327744A1/es not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2811877A1 (de) * | 1978-03-18 | 1979-10-04 | Leybold Heraeus Gmbh & Co Kg | Vorrichtung zur behandlung von metallschmelzen unter nichtatmosphaerischen bedingungen und mit lichtbogenbeheizung durch permanentelektroden sowie betriebsverfahren fuer diese vorrichtung |
| FR2419981A1 (fr) * | 1978-03-18 | 1979-10-12 | Leybold Heraeus Gmbh & Co Kg | Dispositif et procede de traitement de bains metalliques dans des conditions hors atmosphere avec chauffage par arc electrique et electrodes permanentes |
Also Published As
| Publication number | Publication date |
|---|---|
| AT299999B (de) | 1972-07-10 |
| DE1565534A1 (de) | 1972-03-02 |
| ES327744A1 (es) | 1967-08-01 |
| SE345690B (cg-RX-API-DMAC7.html) | 1972-06-05 |
| JPS4910401B1 (cg-RX-API-DMAC7.html) | 1974-03-11 |
| GB1154491A (en) | 1969-06-11 |
| US3501289A (en) | 1970-03-17 |
| SE345690C (sv) | 1976-02-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8235 | Patent refused |