FI79720C - Foerfarande foer att haolla induktionskanaler, gjutkanaler och liknande fria fraon avlagringar. - Google Patents
Foerfarande foer att haolla induktionskanaler, gjutkanaler och liknande fria fraon avlagringar. Download PDFInfo
- Publication number
- FI79720C FI79720C FI860667A FI860667A FI79720C FI 79720 C FI79720 C FI 79720C FI 860667 A FI860667 A FI 860667A FI 860667 A FI860667 A FI 860667A FI 79720 C FI79720 C FI 79720C
- Authority
- FI
- Finland
- Prior art keywords
- magnesium
- gutters
- treatment
- free
- furnace
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 7
- 239000011777 magnesium Substances 0.000 claims description 52
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 49
- 229910052749 magnesium Inorganic materials 0.000 claims description 49
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000005266 casting Methods 0.000 claims description 9
- 229910001018 Cast iron Inorganic materials 0.000 claims description 6
- 239000007795 chemical reaction product Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 2
- 229910052593 corundum Inorganic materials 0.000 claims 2
- 238000002360 preparation method Methods 0.000 claims 2
- 239000000725 suspension Substances 0.000 claims 2
- 229910001845 yogo sapphire Inorganic materials 0.000 claims 2
- 238000004140 cleaning Methods 0.000 claims 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 15
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 11
- 239000011593 sulfur Substances 0.000 description 11
- 229910052717 sulfur Inorganic materials 0.000 description 11
- 239000000155 melt Substances 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 238000005562 fading Methods 0.000 description 6
- 239000002893 slag Substances 0.000 description 6
- 229910002804 graphite Inorganic materials 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 229910005347 FeSi Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000011214 refractory ceramic Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/08—Manufacture of cast-iron
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/50—Pouring-nozzles
-
- 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
- C21C1/10—Making spheroidal graphite cast-iron
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
- F27D25/001—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag comprising breaking tools, e.g. hammers, drills, scrapers
- F27D25/005—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag comprising breaking tools, e.g. hammers, drills, scrapers used for cleaning the channels of induction furnaces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Fertilizers (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH679/85A CH665654A5 (de) | 1985-02-14 | 1985-02-14 | Verfahren zum freihalten von induktorrinnen, ein- und ausgusskanaelen und dergleichen von ablagerungen. |
| CH67985 | 1985-02-14 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI860667A0 FI860667A0 (fi) | 1986-02-13 |
| FI860667L FI860667L (fi) | 1986-08-15 |
| FI79720B FI79720B (fi) | 1989-10-31 |
| FI79720C true FI79720C (fi) | 1990-02-12 |
Family
ID=4192634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI860667A FI79720C (fi) | 1985-02-14 | 1986-02-13 | Foerfarande foer att haolla induktionskanaler, gjutkanaler och liknande fria fraon avlagringar. |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4657588A (en0) |
| JP (1) | JPS61186147A (en0) |
| KR (1) | KR910000006B1 (en0) |
| CN (1) | CN86100876B (en0) |
| AT (1) | AT390271B (en0) |
| AU (1) | AU583345B2 (en0) |
| CH (1) | CH665654A5 (en0) |
| DD (1) | DD247701A5 (en0) |
| DE (1) | DE3603443C2 (en0) |
| ES (1) | ES8706839A1 (en0) |
| FI (1) | FI79720C (en0) |
| FR (1) | FR2578268B1 (en0) |
| GB (1) | GB2171116B (en0) |
| HU (1) | HU204577B (en0) |
| IN (1) | IN165388B (en0) |
| IT (1) | IT1188376B (en0) |
| MX (1) | MX165571B (en0) |
| NO (1) | NO167677C (en0) |
| PL (1) | PL257922A1 (en0) |
| SE (1) | SE464817B (en0) |
| YU (1) | YU44780B (en0) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577021A (zh) * | 2022-01-24 | 2022-06-03 | 吉首市金湘资源科技开发有限公司 | 一种氯氨法电解锌感应电炉延长使用寿命的方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1815214C3 (de) * | 1968-01-26 | 1975-06-19 | Georg Fischer Ag, Schaffhausen (Schweiz) | 03.12.68 Schweiz 17961-68 Kippbares BehandlungsgefäB zum Behandeln von Metall-Schmelzen durch Einbringen verdampfbarer Zusätze, insbesondere zum Herstellen von Eisen-Kohlenstoff-GuBwerkstoffen mit Kugelgraphit durch Einbringen von Reinmagnesium in die im Gefäß enthaltene Schmelze Georg Fischer AG, Schaffhausen (Schweiz) |
| US3998625A (en) * | 1975-11-12 | 1976-12-21 | Jones & Laughlin Steel Corporation | Desulfurization method |
| DE2723870C2 (de) * | 1977-05-26 | 1979-04-12 | Werner 8481 Baernwinkel Kessl | Verfahren zur Herstellung von Gußeisen |
| AT363112B (de) * | 1979-04-18 | 1981-07-10 | Elin Union Ag | Verfahren zur konservierung von magnesiumhaltigen gusseisenschmelzen ueber laengere zeitraeume |
| DE2923236C2 (de) * | 1979-06-08 | 1984-10-18 | Brown, Boveri & Cie Ag, 6800 Mannheim | Verfahren und Vorrichtung zum Impfen von Gußeisen im druckgasbeaufschlagten Gießofen |
| GB2127041B (en) * | 1979-10-24 | 1986-12-17 | William H Moore | Controlled graphite formation in cast iron |
| JPS5794447A (en) * | 1980-12-04 | 1982-06-11 | Kubota Ltd | Method and apparatus for manufacture of nodular graphite cast iron |
| CH656147A5 (de) * | 1981-03-31 | 1986-06-13 | Fischer Ag Georg | Verfahren zur herstellung eines gusseisens mit vermiculargraphit. |
| JPS5890360A (ja) * | 1981-11-21 | 1983-05-30 | Nippon Steel Corp | 連続鋳造用溶鋼の再酸化，吸窒防止方法 |
| SE446881B (sv) * | 1981-12-15 | 1986-10-13 | Asea Ab | Forfaringssett for framstellning, forvaring och varmhallning av segjern i rennugn av s.k. teapot-typ. |
| US4396428A (en) * | 1982-03-29 | 1983-08-02 | Elkem Metals Company | Processes for producing and casting ductile and compacted graphite cast irons |
-
1985
- 1985-02-14 CH CH679/85A patent/CH665654A5/de not_active IP Right Cessation
-
1986
- 1986-02-05 GB GB8602786A patent/GB2171116B/en not_active Expired
- 1986-02-05 DE DE3603443A patent/DE3603443C2/de not_active Expired
- 1986-02-06 AU AU53276/86A patent/AU583345B2/en not_active Ceased
- 1986-02-10 JP JP61026085A patent/JPS61186147A/ja active Pending
- 1986-02-11 KR KR1019860000942A patent/KR910000006B1/ko not_active Expired
- 1986-02-12 US US06/828,958 patent/US4657588A/en not_active Expired - Fee Related
- 1986-02-12 AT AT0035486A patent/AT390271B/de not_active IP Right Cessation
- 1986-02-13 MX MX001539A patent/MX165571B/es unknown
- 1986-02-13 IT IT19405/86A patent/IT1188376B/it active
- 1986-02-13 NO NO860534A patent/NO167677C/no unknown
- 1986-02-13 HU HU86624A patent/HU204577B/hu not_active IP Right Cessation
- 1986-02-13 FR FR868601959A patent/FR2578268B1/fr not_active Expired - Fee Related
- 1986-02-13 FI FI860667A patent/FI79720C/fi not_active IP Right Cessation
- 1986-02-13 ES ES551953A patent/ES8706839A1/es not_active Expired
- 1986-02-13 DD DD86287021A patent/DD247701A5/de not_active IP Right Cessation
- 1986-02-14 IN IN103/CAL/86A patent/IN165388B/en unknown
- 1986-02-14 YU YU209/86A patent/YU44780B/xx unknown
- 1986-02-14 CN CN86100876A patent/CN86100876B/zh not_active Expired
- 1986-02-22 PL PL25792286A patent/PL257922A1/xx unknown
- 1986-02-23 SE SE8600644A patent/SE464817B/sv not_active Application Discontinuation
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU95112569A (ru) | Способ получения стали и гидравлически активных связующих из шлаков | |
| CA2079872A1 (en) | Compositions and methods for synthesizing ladle slags, treating ladle slags, and coating refractory linings | |
| JPS5770219A (en) | Method for dephosphorizing, desulfurizing and denitrifying iron alloy | |
| RU2002123053A (ru) | Способ обработки шлаков или смесей шлаков | |
| FI79720C (fi) | Foerfarande foer att haolla induktionskanaler, gjutkanaler och liknande fria fraon avlagringar. | |
| GB2117005A (en) | Dephosphorization and desulphurization method for molten iron alloy containg chromium | |
| RU2215042C1 (ru) | Способ обработки шлака, выпускаемого из доменной печи | |
| JPS5713110A (en) | Dephosphorization treatment of molten iron | |
| RU2164960C1 (ru) | Способ получения модификатора | |
| SU985055A1 (ru) | Способ передела низкомарганцовистого чугуна в конвертере | |
| EP0015396A1 (en) | A method for increasing vessel lining life for basic oxygen furnaces | |
| RU2102516C1 (ru) | Способ получения ферротитана | |
| SU819179A1 (ru) | Способ обработки жидкого чугуна | |
| RU2009208C1 (ru) | Способ дефосфорации легированного металла в электропечи | |
| SU1093709A1 (ru) | Шлакообразующа смесь | |
| SU1680776A1 (ru) | Рафинировочна шлакова смесь дл дефосфорации расплавов металлов и способ ее получени | |
| RU2000120129A (ru) | Способ получения стали | |
| SU1244189A1 (ru) | Смесь дл обработки расплава чугуна | |
| KR0129035B1 (ko) | 크롬의 산화손실이 적은 함크롬 용선의 탈인(脫燐) 방법 | |
| SU1067059A1 (ru) | Порошкообразна смесь дл дефосфорации стали | |
| RU1791462C (ru) | Шихта дл внепечного получени магнитных сплавов с редкоземельными металлами | |
| US5240673A (en) | Process for dealuminizing molten cast iron | |
| JPS56146812A (en) | Refining method for molten steel | |
| KR100368726B1 (ko) | 알루미늄 탈산강의 분체취입용 용강 탈황제 | |
| SU398657A1 (ru) | В П Т Б••'-^ft-OTrjn >&-(i-! I Uu |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: GEORG FISCHER AKTIENGESELLSCHAFT |