SE448170B - Forfarande vid blasning av gas underifran i ett raffineringskerl med smelt stal - Google Patents
Forfarande vid blasning av gas underifran i ett raffineringskerl med smelt stalInfo
- Publication number
- SE448170B SE448170B SE7910186A SE7910186A SE448170B SE 448170 B SE448170 B SE 448170B SE 7910186 A SE7910186 A SE 7910186A SE 7910186 A SE7910186 A SE 7910186A SE 448170 B SE448170 B SE 448170B
- Authority
- SE
- Sweden
- Prior art keywords
- plug
- hole
- molten steel
- vessel
- refining vessel
- Prior art date
Links
- 238000007670 refining Methods 0.000 title claims description 232
- 229910000831 Steel Inorganic materials 0.000 title claims description 173
- 239000010959 steel Substances 0.000 title claims description 173
- 238000007664 blowing Methods 0.000 title claims description 107
- 238000000034 method Methods 0.000 title claims description 28
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 38
- 238000001816 cooling Methods 0.000 claims description 32
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 239000002245 particle Substances 0.000 claims description 22
- 239000000395 magnesium oxide Substances 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000498 cooling water Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 230000002265 prevention Effects 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 5
- 239000011093 chipboard Substances 0.000 claims 2
- 239000007789 gas Substances 0.000 description 165
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 92
- 229910052786 argon Inorganic materials 0.000 description 46
- 238000007689 inspection Methods 0.000 description 20
- 238000010079 rubber tapping Methods 0.000 description 19
- 238000005261 decarburization Methods 0.000 description 16
- 239000000203 mixture Substances 0.000 description 12
- 239000011819 refractory material Substances 0.000 description 12
- 239000000126 substance Substances 0.000 description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 238000010891 electric arc Methods 0.000 description 9
- 229910001220 stainless steel Inorganic materials 0.000 description 7
- 239000010935 stainless steel Substances 0.000 description 7
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 5
- 238000005266 casting Methods 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 5
- 229910052749 magnesium Inorganic materials 0.000 description 5
- 239000011777 magnesium Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000035699 permeability Effects 0.000 description 4
- 239000000161 steel melt Substances 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 235000013339 cereals Nutrition 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000007872 degassing Methods 0.000 description 2
- 238000007511 glassblowing Methods 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000004475 Arginine Substances 0.000 description 1
- 206010003497 Asphyxia Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 240000005979 Hordeum vulgare Species 0.000 description 1
- 235000007340 Hordeum vulgare Nutrition 0.000 description 1
- 239000000654 additive Substances 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
- ODKSFYDXXFIFQN-UHFFFAOYSA-N arginine Natural products OC(=O)C(N)CCCNC(N)=N ODKSFYDXXFIFQN-UHFFFAOYSA-N 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000000861 blow drying Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000009656 pre-carbonization Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 235000015096 spirit Nutrition 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
- B22D1/002—Treatment with gases
- B22D1/005—Injection assemblies therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15686978A JPS5585638A (en) | 1978-12-21 | 1978-12-21 | Blowing method for gas into refining container |
| JP15687178A JPS5585640A (en) | 1978-12-21 | 1978-12-21 | Blowing method for gas into refining container |
| JP15687078A JPS5585639A (en) | 1978-12-21 | 1978-12-21 | Blowing method for gas into refining container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7910186L SE7910186L (sv) | 1980-06-22 |
| SE448170B true SE448170B (sv) | 1987-01-26 |
Family
ID=27321065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7910186A SE448170B (sv) | 1978-12-21 | 1979-12-11 | Forfarande vid blasning av gas underifran i ett raffineringskerl med smelt stal |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4266970A (de) |
| DE (1) | DE2951202C2 (de) |
| FR (1) | FR2444718A1 (de) |
| GB (1) | GB2041182B (de) |
| SE (1) | SE448170B (de) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56123853U (de) * | 1980-02-18 | 1981-09-21 | ||
| JPS5871343A (ja) * | 1981-10-22 | 1983-04-28 | Kobe Steel Ltd | 溶融金属容器に設けるガス吹込み用ノズル |
| LU83247A1 (de) * | 1981-03-23 | 1983-02-22 | Arbed | Verfahren und vorrichtung zum behandeln von metallschmelzen im rahmen metallurgischer prozesse |
| GB2102926B (en) * | 1981-06-03 | 1985-05-15 | Nippon Kokan Kk | Gas blowing nozzle, and production and usage thereof |
| AU541441B2 (en) * | 1981-07-15 | 1985-01-10 | Nippon Steel Corporation | Bottom blowing nozzle embedded in a refractory block |
| GB8503927D0 (en) * | 1985-02-15 | 1985-03-20 | Injectall Ltd | Introducing treatment substances into liquids |
| WO1983003427A1 (fr) * | 1982-03-29 | 1983-03-29 | Miyawaki, Yoshiharu | Ajutage de soufflage de gaz par le fond dans un four d'affinage de metaux en fusion et procede de fusion de l'acier utilisant ce meme ajutage |
| US4396179A (en) * | 1982-05-28 | 1983-08-02 | Labate M D | Device for introducing gas into molten metal |
| USRE34418E (en) * | 1982-11-23 | 1993-10-26 | Injectall Limited | Apparatus and method for introducing substances into liquid metal |
| GB8604219D0 (en) * | 1986-02-20 | 1986-03-26 | Injectall Ltd | Injection of substances into liquids |
| ZW12087A1 (en) * | 1986-07-05 | 1987-10-28 | Injectall Ltd | Improvements in nozzles for injecting substances into liquids |
| GB8710378D0 (en) * | 1987-05-01 | 1987-06-03 | Injectall Ltd | Molten metal sampling |
| DE3717840A1 (de) * | 1987-05-27 | 1988-12-15 | Radex Deutschland Ag | Feuerfester keramischer formkoerper |
| JPH0510443U (ja) * | 1991-07-29 | 1993-02-09 | 東京窯業株式会社 | ガス吹き込み用プラグ |
| GB9126068D0 (en) * | 1991-12-07 | 1992-02-05 | Air Prod & Chem | Tuyere for installation in hearth of electric arc furnace |
| CA2073219C (en) * | 1992-07-06 | 1995-12-19 | Keizo Aramaki | Refractory for gas blowing for molten metal refining vessel |
| DE102006018931B3 (de) * | 2006-04-24 | 2007-07-26 | Refractory Intellectual Property Gmbh & Co. Kg | Gaszuführeinrichtung für ein Spülelement |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE595312C (de) * | 1934-04-07 | Hayo Folkerts Dr Ing | Luftgekuehlter metallischer Duesenboden fuer Konverter | |
| DE763565C (de) * | 1938-10-11 | 1951-12-20 | Otto Dr-Ing Lellep | Fluessigkeitsgekuehlter Boden fuer Konverter |
| US2855293A (en) * | 1955-03-21 | 1958-10-07 | Air Liquide | Method and apparatus for treating molten metal with oxygen |
| FR1130736A (fr) * | 1955-07-05 | 1957-02-11 | Siderurgie Fse Inst Rech | Procédé d'insufflation de gaz et de matières pulvérulentes dans les métaux fondus et dispositif pour le mettre en oeuvre |
| NL296346A (de) * | 1962-08-07 | |||
| GB1027537A (en) * | 1964-03-14 | 1966-04-27 | British Cast Iron Res Ass | Improvements in ladles for treatment of molten metals |
| US3619172A (en) * | 1966-09-13 | 1971-11-09 | Air Liquide | Process for forming spheroidal graphite in hypereutectoid steels |
| US3610602A (en) * | 1969-10-14 | 1971-10-05 | United States Steel Corp | Gas-permeable refractory plug and method |
| GB1452909A (en) * | 1973-10-24 | 1976-10-20 | Electricity Council | Injectors for injecting gas into molten metal |
| SE392479B (sv) * | 1974-03-20 | 1977-03-28 | Asea Ab | Forma vid metallurgiska konvertrar och smeltugnar |
| IT1086551B (it) * | 1977-01-17 | 1985-05-28 | Centro Speriment Metallurg | Dispositivo per l'iniezione di materiali fluidi in bagni di metallo liquido |
-
1979
- 1979-12-11 SE SE7910186A patent/SE448170B/sv unknown
- 1979-12-11 GB GB7942634A patent/GB2041182B/en not_active Expired
- 1979-12-13 US US06/103,177 patent/US4266970A/en not_active Expired - Lifetime
- 1979-12-19 DE DE2951202A patent/DE2951202C2/de not_active Expired
- 1979-12-19 FR FR7931157A patent/FR2444718A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2041182A (en) | 1980-09-03 |
| GB2041182B (en) | 1983-01-26 |
| DE2951202C2 (de) | 1983-12-08 |
| FR2444718B1 (de) | 1984-10-26 |
| US4266970A (en) | 1981-05-12 |
| FR2444718A1 (fr) | 1980-07-18 |
| SE7910186L (sv) | 1980-06-22 |
| DE2951202A1 (de) | 1980-07-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
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