ATE27308T1 - Duesentraeger aus feuerfestem material sowie verfahren zur verminderung seines verschleisses waehrend der benutzung. - Google Patents
Duesentraeger aus feuerfestem material sowie verfahren zur verminderung seines verschleisses waehrend der benutzung.Info
- Publication number
- ATE27308T1 ATE27308T1 AT83402453T AT83402453T ATE27308T1 AT E27308 T1 ATE27308 T1 AT E27308T1 AT 83402453 T AT83402453 T AT 83402453T AT 83402453 T AT83402453 T AT 83402453T AT E27308 T1 ATE27308 T1 AT E27308T1
- Authority
- AT
- Austria
- Prior art keywords
- refractory material
- methods
- reduce
- during use
- refractory
- Prior art date
Links
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
-
- 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
-
- 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
- C21C5/48—Bottoms or tuyéres of converters
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Furnace Charging Or Discharging (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8221764A FR2538410B1 (fr) | 1982-12-24 | 1982-12-24 | Element refractaire porte-tuyere et procede de prevention de l'usure du refractaire faisant application dudit element |
EP83402453A EP0112769B1 (fr) | 1982-12-24 | 1983-12-19 | Elément réfractaire porte-tuyère et procédé de prévention de l'usure du réfractaire faisant application dudit élément |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE27308T1 true ATE27308T1 (de) | 1987-06-15 |
Family
ID=9280504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT83402453T ATE27308T1 (de) | 1982-12-24 | 1983-12-19 | Duesentraeger aus feuerfestem material sowie verfahren zur verminderung seines verschleisses waehrend der benutzung. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0112769B1 (fr) |
JP (1) | JPS59133312A (fr) |
AT (1) | ATE27308T1 (fr) |
CA (1) | CA1222870A (fr) |
DE (1) | DE3371650D1 (fr) |
FR (1) | FR2538410B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT391483B (de) * | 1986-12-02 | 1990-10-10 | Radex Austria Ag | Behaelter zur behandlung von hochschmelzenden stoffen, feuerfester stein fuer die zustellung und verfahren zum betrieb eines solchen behaelters |
DE3810098C1 (fr) * | 1988-03-25 | 1989-03-23 | Radex-Heraklith Industriebeteiligungs Ag, Wien, At | |
DE3907500C1 (en) * | 1989-03-08 | 1990-08-23 | Radex-Heraklith Industriebeteiligungs Ag, Wien, At | Gas bubble brick with directed porosity and method for its manufacture |
IT1231837B (it) * | 1989-05-18 | 1992-01-14 | Radex Heraklith | Laterizio ceramico refrattario per insufflazione e procedimento per l'insufflazione di gas di trattamento in un crogiuolo metallurgico |
US6367487B1 (en) * | 1999-08-11 | 2002-04-09 | Diversey Lever, Inc. | Anti-etch and cleaning composition for glass bottles |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1138409B (de) * | 1954-05-28 | 1962-10-25 | Huettenwerk Oberhausen Ag | Blasduese zum Frischen von Metallen |
BE635868A (fr) * | 1962-08-07 | |||
FR1543169A (fr) * | 1964-02-06 | 1900-01-01 | Buse à tubes capillaires | |
IT1016281B (it) * | 1973-07-27 | 1977-05-30 | Didier Werke Ag | Perfezionamento nei refrattari per meabili ai gas |
FR2455008A1 (fr) * | 1979-04-25 | 1980-11-21 | Siderurgie Fse Inst Rech | Piece refractaire a permeabilite selective et orientee pour l'insufflation d'un fluide |
CS241483B2 (en) * | 1980-06-25 | 1986-03-13 | Arbed | Refractory building body |
AU544858B2 (en) * | 1981-06-03 | 1985-06-13 | Nippon Kokan Kabushiki Kaisha | Gas blowing nozzle |
-
1982
- 1982-12-24 FR FR8221764A patent/FR2538410B1/fr not_active Expired
-
1983
- 1983-12-15 CA CA000443417A patent/CA1222870A/fr not_active Expired
- 1983-12-19 EP EP83402453A patent/EP0112769B1/fr not_active Expired
- 1983-12-19 DE DE8383402453T patent/DE3371650D1/de not_active Expired
- 1983-12-19 AT AT83402453T patent/ATE27308T1/de not_active IP Right Cessation
- 1983-12-23 JP JP58243628A patent/JPS59133312A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0112769A3 (en) | 1984-08-01 |
CA1222870A (fr) | 1987-06-16 |
FR2538410B1 (fr) | 1988-04-29 |
EP0112769A2 (fr) | 1984-07-04 |
DE3371650D1 (en) | 1987-06-25 |
JPS59133312A (ja) | 1984-07-31 |
EP0112769B1 (fr) | 1987-05-20 |
FR2538410A1 (fr) | 1984-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |