SE8204472L - Tuyere for addn. of powder materials into molten metal - has feed-pipe whose terminal part has opening connected to gas deflection channel - Google Patents
Tuyere for addn. of powder materials into molten metal - has feed-pipe whose terminal part has opening connected to gas deflection channelInfo
- Publication number
- SE8204472L SE8204472L SE8204472A SE8204472A SE8204472L SE 8204472 L SE8204472 L SE 8204472L SE 8204472 A SE8204472 A SE 8204472A SE 8204472 A SE8204472 A SE 8204472A SE 8204472 L SE8204472 L SE 8204472L
- Authority
- SE
- Sweden
- Prior art keywords
- tuyere
- powder
- addn
- feed
- molten metal
- Prior art date
Links
- 239000000843 powder Substances 0.000 title abstract 6
- 239000002184 metal Substances 0.000 title abstract 3
- 239000000463 material Substances 0.000 title abstract 2
- 239000012159 carrier gas Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 229910001338 liquidmetal Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4606—Lances or injectors
- C21C5/4613—Refractory coated lances; Immersion lances
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/18—Charging particulate material using a fluid carrier
-
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4606—Lances or injectors
-
- 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
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Charging Or Discharging (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/SU1980/000190 WO1982001892A1 (en) | 1980-11-28 | 1980-11-28 | Tuyere for blowing in powder-like materials into molten metal |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8204472L true SE8204472L (en) | 1982-07-27 |
SE8204472D0 SE8204472D0 (sv) | 1982-07-27 |
Family
ID=21616686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8204472A SE8204472D0 (sv) | 1980-11-28 | 1982-07-27 | Formor for injicering av pulverformiga produkter i smelt metall |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS57501862A (xx) |
DE (1) | DE3050647A1 (xx) |
FR (1) | FR2500341A1 (xx) |
SE (1) | SE8204472D0 (xx) |
WO (1) | WO1982001892A1 (xx) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1064970B (de) * | 1955-01-05 | 1959-09-10 | Hoerder Huettenunion Ag | Verfahren zum Oberwindfrischen von phosphorhaltigem Roheisen |
DE1508234A1 (de) * | 1966-08-04 | 1969-10-09 | Polysius Ag | Lanze fuer pneumatische Foerdereinrichtungen zum Einfuehren von Zuschlagstoffen in Schmelzoefen |
SU427060A1 (ru) * | 1971-12-30 | 1974-05-05 | М. В. Каракула, А. Д. Башмаков, Ю. И. Безуглый, В. В. Головченко , Б. Н. Ладыженский | Способ ввода порошкообразных материалов в жидкий металл |
SU508532A1 (ru) * | 1974-08-19 | 1976-03-30 | Ждановский металлургический институт | Способ ввода порошкообразныхреагентов в ванну сталеплавильныхагрегатов |
US4004919A (en) * | 1974-08-22 | 1977-01-25 | Molycorp, Inc. | Method and apparatus for treating metal |
SE424915B (sv) * | 1977-10-04 | 1982-08-16 | Stiftelsen Metallurg Forsk | Lans for injicering av pulverformigt material i metallsmeltor |
FR2406669A1 (fr) * | 1977-10-21 | 1979-05-18 | Siderurgie Fse Inst Rech | Perfectionnements aux lances d'insufflation immergeables dans une masse en fusion |
FR2432552A1 (fr) * | 1978-08-03 | 1980-02-29 | Siderurgie Fse Inst Rech | Lance a double flux pour l'insufflation en profondeur de produits pulverulents au sein d'une masse en fusion |
-
1980
- 1980-11-28 WO PCT/SU1980/000190 patent/WO1982001892A1/en active Application Filing
- 1980-11-28 JP JP56501103A patent/JPS57501862A/ja active Pending
- 1980-11-28 DE DE803050647A patent/DE3050647A1/de not_active Withdrawn
-
1981
- 1981-02-26 FR FR8103866A patent/FR2500341A1/fr active Granted
-
1982
- 1982-07-27 SE SE8204472A patent/SE8204472D0/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS57501862A (xx) | 1982-10-21 |
FR2500341B1 (xx) | 1983-12-23 |
WO1982001892A1 (en) | 1982-06-10 |
SE8204472D0 (sv) | 1982-07-27 |
FR2500341A1 (fr) | 1982-08-27 |
DE3050647A1 (de) | 1983-06-30 |
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Legal Events
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NAV | Patent application has lapsed |
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