ATA77878A - Lanze fuer die spuelgasbehandlung von nichteisen- -metallschmelzen - Google Patents
Lanze fuer die spuelgasbehandlung von nichteisen- -metallschmelzenInfo
- Publication number
- ATA77878A ATA77878A AT77878A AT77878A ATA77878A AT A77878 A ATA77878 A AT A77878A AT 77878 A AT77878 A AT 77878A AT 77878 A AT77878 A AT 77878A AT A77878 A ATA77878 A AT A77878A
- Authority
- AT
- Austria
- Prior art keywords
- lanze
- gas treatment
- purge gas
- metal melt
- iron metal
- Prior art date
Links
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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/072—Treatment with gases
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772709155 DE2709155A1 (de) | 1977-03-03 | 1977-03-03 | Lanze fuer die spuelgasbehandlung von nichteisen-metallschmelzen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATA77878A true ATA77878A (de) | 1980-02-15 |
Family
ID=6002633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT77878A ATA77878A (de) | 1977-03-03 | 1978-02-03 | Lanze fuer die spuelgasbehandlung von nichteisen- -metallschmelzen |
Country Status (10)
Country | Link |
---|---|
US (1) | US4148468A (de) |
AT (1) | ATA77878A (de) |
BE (1) | BE864475A (de) |
DE (1) | DE2709155A1 (de) |
ES (1) | ES233838Y (de) |
FR (1) | FR2382504A1 (de) |
GB (1) | GB1571755A (de) |
IT (1) | IT1092932B (de) |
NL (1) | NL7802117A (de) |
ZA (1) | ZA781210B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3129234A1 (de) * | 1981-07-24 | 1983-02-10 | Mannesmann AG, 4000 Düsseldorf | "verfahren zum spuelen von metallschmelzen, insbesondere von stahlschmelzen, mit inerten gasen" |
DE102020215085A1 (de) | 2020-05-14 | 2021-11-18 | Sms Group Gmbh | Gasinjektionsvorrichtung |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2839292A (en) * | 1954-08-09 | 1958-06-17 | Harry T Bellamy | Refractory reservoir for aluminum |
LU36886A1 (de) * | 1958-05-22 | |||
US3045997A (en) * | 1959-03-02 | 1962-07-24 | Armco Steel Corp | Porous oxygen lance |
US3503597A (en) * | 1967-02-20 | 1970-03-31 | Kessler Harry Harvey | Metal treating device |
US3565412A (en) * | 1968-12-03 | 1971-02-23 | Dresser Ind | Device for stirring molten metal |
-
1977
- 1977-03-03 DE DE19772709155 patent/DE2709155A1/de not_active Withdrawn
-
1978
- 1978-02-03 AT AT77878A patent/ATA77878A/de not_active IP Right Cessation
- 1978-02-09 ES ES1978233838U patent/ES233838Y/es not_active Expired
- 1978-02-17 GB GB6381/78A patent/GB1571755A/en not_active Expired
- 1978-02-24 US US05/881,127 patent/US4148468A/en not_active Expired - Lifetime
- 1978-02-24 NL NL7802117A patent/NL7802117A/xx not_active Application Discontinuation
- 1978-02-27 FR FR7805586A patent/FR2382504A1/fr not_active Withdrawn
- 1978-02-28 IT IT20690/78A patent/IT1092932B/it active
- 1978-03-02 BE BE185598A patent/BE864475A/xx unknown
- 1978-03-02 ZA ZA00781210A patent/ZA781210B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE2709155A1 (de) | 1978-09-07 |
NL7802117A (nl) | 1978-09-05 |
ES233838Y (es) | 1978-09-01 |
GB1571755A (en) | 1980-07-16 |
FR2382504A1 (fr) | 1978-09-29 |
IT7820690A0 (it) | 1978-02-28 |
IT1092932B (it) | 1985-07-12 |
ZA781210B (en) | 1979-02-28 |
ES233838U (es) | 1978-04-16 |
US4148468A (en) | 1979-04-10 |
BE864475A (fr) | 1978-07-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1Z | Withdrawn | ||
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |