CA2442006A1 - Enceinte de traitement sous vide notamment de decarburation d'acier - Google Patents
Enceinte de traitement sous vide notamment de decarburation d'acier Download PDFInfo
- Publication number
- CA2442006A1 CA2442006A1 CA002442006A CA2442006A CA2442006A1 CA 2442006 A1 CA2442006 A1 CA 2442006A1 CA 002442006 A CA002442006 A CA 002442006A CA 2442006 A CA2442006 A CA 2442006A CA 2442006 A1 CA2442006 A1 CA 2442006A1
- Authority
- CA
- Canada
- Prior art keywords
- steel
- tank
- joint
- plunger
- enclosure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 33
- 239000010959 steel Substances 0.000 title claims abstract description 33
- 238000011282 treatment Methods 0.000 claims description 8
- 238000005261 decarburization Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000004570 mortar (masonry) Substances 0.000 abstract 1
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 238000009489 vacuum treatment Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- 239000011449 brick Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- 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
- C21C7/068—Decarburising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Furnace Charging Or Discharging (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0104073A FR2822849B1 (fr) | 2001-03-27 | 2001-03-27 | Enceinte de traitement sous vide notamment de decarburation d'acier |
| FR0104073 | 2001-03-27 | ||
| PCT/FR2002/000987 WO2002077298A2 (fr) | 2001-03-27 | 2002-03-21 | Enceinte de traitement sous vide notamment de decarburation d'acier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2442006A1 true CA2442006A1 (fr) | 2002-10-03 |
Family
ID=8861562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002442006A Abandoned CA2442006A1 (fr) | 2001-03-27 | 2002-03-21 | Enceinte de traitement sous vide notamment de decarburation d'acier |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US20040108634A1 (de) |
| EP (1) | EP1373584B1 (de) |
| JP (1) | JP2004529267A (de) |
| KR (1) | KR20030083754A (de) |
| CN (1) | CN1524129A (de) |
| AT (1) | ATE286988T1 (de) |
| AU (1) | AU2002308021A1 (de) |
| CA (1) | CA2442006A1 (de) |
| DE (1) | DE60202597T2 (de) |
| ES (1) | ES2239243T3 (de) |
| FR (1) | FR2822849B1 (de) |
| WO (1) | WO2002077298A2 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1782826A1 (de) * | 2005-11-08 | 2007-05-09 | GBF Gesellschaft für Biotechnologische Forschung mbH | PQS, c-di-GMP und deren Konjugate als Ajuvans und deren Verwendung in Pharmazeutische Zusammensetzungen |
| CN101748246B (zh) * | 2008-12-15 | 2012-02-01 | 鞍钢股份有限公司 | 提高真空循环脱气炉插入管寿命的方法 |
| JP6226483B2 (ja) * | 2015-11-16 | 2017-11-08 | Ｊｆｅスチール株式会社 | 真空脱ガス装置の環流管 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1103950B (de) * | 1956-02-21 | 1961-04-06 | Hoerder Huettenunion Ag | Einrichtung zum fortlaufenden Entgasen von Metall-, insbesondere Stahlschmelzen |
| US3131245A (en) * | 1958-03-13 | 1964-04-28 | Heraeus Gmbh W C | Immersion pipe for vacuum degassing apparatus |
| US3203688A (en) * | 1961-05-16 | 1965-08-31 | Mc Graw Edison Co | Apparatus for degassing molten metal |
| AT264567B (de) * | 1966-09-15 | 1968-09-10 | Oesterr Amerikan Magnesit | Zustellung von Stahlentgasungsgefäßen und Verfahren zur Reparatur solcher Gefäße |
| US3429565A (en) * | 1966-12-23 | 1969-02-25 | Harbison Walker Refractories | Metallurgical degasser vessels |
| US5024421A (en) * | 1990-05-08 | 1991-06-18 | Usx Corporation | Interlocking snorkel refractory |
| US5853658A (en) * | 1994-07-26 | 1998-12-29 | Veitsch-Radex Aktiengesellschaft Fur Feuerfeste Erzeugnisse | Gas purging device in the blowpipe of a degassing vessel |
-
2001
- 2001-03-27 FR FR0104073A patent/FR2822849B1/fr not_active Expired - Fee Related
-
2002
- 2002-03-21 AT AT02753731T patent/ATE286988T1/de not_active IP Right Cessation
- 2002-03-21 DE DE60202597T patent/DE60202597T2/de not_active Expired - Fee Related
- 2002-03-21 CN CNA028073525A patent/CN1524129A/zh active Pending
- 2002-03-21 JP JP2002575338A patent/JP2004529267A/ja active Pending
- 2002-03-21 WO PCT/FR2002/000987 patent/WO2002077298A2/fr active IP Right Grant
- 2002-03-21 EP EP02753731A patent/EP1373584B1/de not_active Expired - Lifetime
- 2002-03-21 US US10/472,400 patent/US20040108634A1/en not_active Abandoned
- 2002-03-21 KR KR10-2003-7012451A patent/KR20030083754A/ko not_active Application Discontinuation
- 2002-03-21 CA CA002442006A patent/CA2442006A1/fr not_active Abandoned
- 2002-03-21 AU AU2002308021A patent/AU2002308021A1/en not_active Abandoned
- 2002-03-21 ES ES02753731T patent/ES2239243T3/es not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR20030083754A (ko) | 2003-10-30 |
| WO2002077298A3 (fr) | 2003-04-10 |
| ATE286988T1 (de) | 2005-01-15 |
| ES2239243T3 (es) | 2005-09-16 |
| CN1524129A (zh) | 2004-08-25 |
| AU2002308021A1 (en) | 2002-10-08 |
| US20040108634A1 (en) | 2004-06-10 |
| DE60202597D1 (de) | 2005-02-17 |
| EP1373584A2 (de) | 2004-01-02 |
| DE60202597T2 (de) | 2005-06-16 |
| JP2004529267A (ja) | 2004-09-24 |
| FR2822849B1 (fr) | 2003-12-12 |
| FR2822849A1 (fr) | 2002-10-04 |
| WO2002077298A2 (fr) | 2002-10-03 |
| EP1373584B1 (de) | 2005-01-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |