FI56857C - Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas - Google Patents
Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas Download PDFInfo
- Publication number
- FI56857C FI56857C FI771947A FI771947A FI56857C FI 56857 C FI56857 C FI 56857C FI 771947 A FI771947 A FI 771947A FI 771947 A FI771947 A FI 771947A FI 56857 C FI56857 C FI 56857C
- Authority
- FI
- Finland
- Prior art keywords
- melt
- reaction vessel
- gas
- reagent
- powdered reagent
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
-
- 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
- C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
- C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI771947A FI56857C (fi) | 1977-06-21 | 1977-06-21 | Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas |
GR56555A GR63740B (en) | 1977-06-21 | 1978-03-20 | Method and apparatus for the refining of melts by means of a pulverous solid meterial and/or a gas |
ZA783157A ZA783157B (en) | 1977-06-21 | 1978-06-01 | Method and apparatus for the refining of melts by means ofa pulverous solid material and/or a gas |
US05/914,216 US4211553A (en) | 1977-06-21 | 1978-06-09 | Method of refining of melts by means of a pulverous solid material and/or a gas |
CA305,500A CA1110078A (en) | 1977-06-21 | 1978-06-15 | Method and apparatus for the refining of melts by means of a pulverous solid material and/or a gas |
MX173827A MX148856A (es) | 1977-06-21 | 1978-06-16 | Aparato mejorado para la refinacion de masas metalicas fundidas |
JP7330978A JPS5431004A (en) | 1977-06-21 | 1978-06-19 | Method and apparatus for purifying molten metal |
PL1978207756A PL136256B1 (en) | 1977-06-21 | 1978-06-19 | Method of refining an alloy by means of a solid powdered reagent introduced by carrier gas stream |
TR20069A TR20069A (tr) | 1977-06-21 | 1978-06-20 | Toz halindeki kati bir madde ve/veya gaz vasitasiyla eriyiklerin rafine edilmesine mahsus usul ve cihaz |
SE7807053A SE444120B (sv) | 1977-06-21 | 1978-06-20 | Sett vid raffinering av en smelta |
DE2827277A DE2827277C3 (de) | 1977-06-21 | 1978-06-21 | Vorrichtung zum Raffinieren von Schmelzen mit Hilfe von pulvrigem Stoff (Feststoff) und/oder Gas |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI771947A FI56857C (fi) | 1977-06-21 | 1977-06-21 | Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas |
FI771947 | 1977-06-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI771947A FI771947A (fi) | 1978-12-22 |
FI56857B FI56857B (fi) | 1979-12-31 |
FI56857C true FI56857C (fi) | 1980-04-10 |
Family
ID=8510927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI771947A FI56857C (fi) | 1977-06-21 | 1977-06-21 | Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas |
Country Status (11)
Country | Link |
---|---|
US (1) | US4211553A (ja) |
JP (1) | JPS5431004A (ja) |
CA (1) | CA1110078A (ja) |
DE (1) | DE2827277C3 (ja) |
FI (1) | FI56857C (ja) |
GR (1) | GR63740B (ja) |
MX (1) | MX148856A (ja) |
PL (1) | PL136256B1 (ja) |
SE (1) | SE444120B (ja) |
TR (1) | TR20069A (ja) |
ZA (1) | ZA783157B (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4389245A (en) * | 1980-07-03 | 1983-06-21 | Republic Steel Corporation | Lance ladling |
US4588170A (en) * | 1985-09-06 | 1986-05-13 | Insul Company, Inc. | Side mounted lance for ladles |
US4740241A (en) * | 1987-05-22 | 1988-04-26 | Labate M D | Dual action lance for ladles |
US4783059A (en) * | 1988-01-11 | 1988-11-08 | Insul Company, Inc. | Tuyere for treating molten metal |
DE3817358A1 (de) * | 1988-05-20 | 1989-11-30 | Krupp Polysius Ag | Vorrichtung zum einbringen von pulverfoermigen reagenzien in eine schmelzpfanne |
AT390805B (de) * | 1988-08-08 | 1990-07-10 | Voest Alpine Stahl Donawitz | Verfahren zum erwaermen von stahlschmelzen sowie vorrichtung zur durchfuehrung dieses verfahrens |
DE3931392A1 (de) * | 1989-09-20 | 1991-03-28 | Fuchs Systemtechnik Gmbh | Verfahren und vorrichtung zum zumindest zeitweise gleichzeitigen beaufschlagen einer metallschmelze mit einem gas und feinkoernigen feststoffen |
DE19882438T1 (de) * | 1997-05-30 | 2000-06-21 | Ag Industries Inc | Verfahren und Artikel zum Eingeben eines Denitrierflussmittels in eine Metallschmelze |
US6395059B1 (en) | 2001-03-19 | 2002-05-28 | Noranda Inc. | Situ desulfurization scrubbing process for refining blister copper |
US7736415B2 (en) * | 2007-09-05 | 2010-06-15 | Specialty Minerals (Michigan) Inc. | Rotary lance |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3258328A (en) * | 1962-08-23 | 1966-06-28 | Fuji Iron & Steel Co Ltd | Method and apparatus for treating steel |
JPS4917930B1 (ja) * | 1962-08-24 | 1974-05-07 | ||
DE1533107A1 (de) * | 1966-11-12 | 1969-12-18 | Messer Griesheim Gmbh | Verfahren zum Spuelen und Reinigen von geschmolzenen Metallen |
US3511490A (en) * | 1967-02-24 | 1970-05-12 | Brown Fintube Co | Apparatus for introducing addition agent into molten steel |
AT284179B (de) * | 1968-05-13 | 1970-09-10 | Voest Ag | Einrichtung zur Durchführung von Sprühfrischverfahren |
-
1977
- 1977-06-21 FI FI771947A patent/FI56857C/fi not_active IP Right Cessation
-
1978
- 1978-03-20 GR GR56555A patent/GR63740B/el unknown
- 1978-06-01 ZA ZA783157A patent/ZA783157B/xx unknown
- 1978-06-09 US US05/914,216 patent/US4211553A/en not_active Expired - Lifetime
- 1978-06-15 CA CA305,500A patent/CA1110078A/en not_active Expired
- 1978-06-16 MX MX173827A patent/MX148856A/es unknown
- 1978-06-19 JP JP7330978A patent/JPS5431004A/ja active Granted
- 1978-06-19 PL PL1978207756A patent/PL136256B1/pl unknown
- 1978-06-20 SE SE7807053A patent/SE444120B/sv not_active IP Right Cessation
- 1978-06-20 TR TR20069A patent/TR20069A/xx unknown
- 1978-06-21 DE DE2827277A patent/DE2827277C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
PL136256B1 (en) | 1986-02-28 |
SE444120B (sv) | 1986-03-24 |
FI771947A (fi) | 1978-12-22 |
TR20069A (tr) | 1980-07-08 |
DE2827277B2 (de) | 1980-11-20 |
US4211553A (en) | 1980-07-08 |
SE7807053L (sv) | 1978-12-22 |
GR63740B (en) | 1979-12-04 |
JPS5431004A (en) | 1979-03-07 |
MX148856A (es) | 1983-06-27 |
CA1110078A (en) | 1981-10-06 |
DE2827277C3 (de) | 1981-06-25 |
FI56857B (fi) | 1979-12-31 |
DE2827277A1 (de) | 1979-01-11 |
ZA783157B (en) | 1980-11-26 |
PL207756A1 (pl) | 1979-10-22 |
JPS5643376B2 (ja) | 1981-10-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI56857C (fi) | Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas | |
US4298377A (en) | Vortex reactor and method for adding solids to molten metal therewith | |
JPS58187238A (ja) | 連続製鋼および鋳造法およびその装置 | |
EP0881304B1 (en) | Method of vacuum decarburization/refining of molten steel and apparatus therefor | |
MX2010012778A (es) | Proceso para reducir el remanente de escoria del horno de acero durante la colada. | |
CN109072320B (zh) | 铁水的脱硫方法和脱硫装置 | |
JP6816777B2 (ja) | スラグのフォーミング抑制方法および転炉精錬方法 | |
US5658368A (en) | Reduced dusting bath method for metallurgical treatment of sulfide materials | |
JP2017057469A (ja) | 転炉の上吹きランス及び転炉の操業方法 | |
JP4042657B2 (ja) | タンディッシュ内溶鋼の汚染を防止する鋼の連続鋳造方法 | |
RU2293937C2 (ru) | Способ опорожнения металлоплавильной емкости от основной части жидкого металла через выпускное отверстие в донной поверхности емкости и металлоплавильная емкость | |
JP6421731B2 (ja) | 転炉の操業方法 | |
US8391331B2 (en) | Method of charging fine-grained metals into an electric-arc furnace | |
US20180258503A1 (en) | Blow lance assembly for metal manufacturing and refining | |
WO2020004501A1 (ja) | 鋼の製造方法 | |
SK14382001A3 (sk) | Spôsob a zariadenie na odpich roztaveného kovu z metalurgických taviacich nádob | |
RU2218422C2 (ru) | Способ обработки стали в ковше | |
RU2228371C1 (ru) | Способ обработки стали в ковше | |
KR100328052B1 (ko) | 고청정강의제조방법 | |
RU2231560C1 (ru) | Способ раскисления и модифицирования металла и устройство для его осуществления | |
RU2653743C1 (ru) | Способ перемешивания стали в металлургическом агрегате | |
EP0268632A1 (en) | Improvements in or relating to the production of iron | |
KR100966983B1 (ko) | 출탕구 개공이 용이한 플러그 | |
JP2016132790A (ja) | 溶銑鍋における脱珪および脱硫方法 | |
SU1357434A1 (ru) | Способ обработки жидкой стали |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: OUTOKUMPU OY |