JP3387522B2 - 溶融鋼を二次的に治金処理する装置及びその方法 - Google Patents
溶融鋼を二次的に治金処理する装置及びその方法Info
- Publication number
- JP3387522B2 JP3387522B2 JP14000392A JP14000392A JP3387522B2 JP 3387522 B2 JP3387522 B2 JP 3387522B2 JP 14000392 A JP14000392 A JP 14000392A JP 14000392 A JP14000392 A JP 14000392A JP 3387522 B2 JP3387522 B2 JP 3387522B2
- Authority
- JP
- Japan
- Prior art keywords
- vacuum
- molten steel
- container
- melting
- generating
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 36
- 239000010959 steel Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims description 17
- 238000005272 metallurgy Methods 0.000 title claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000002844 melting Methods 0.000 claims abstract description 16
- 230000008018 melting Effects 0.000 claims abstract description 16
- 239000001301 oxygen Substances 0.000 claims abstract description 16
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000654 additive Substances 0.000 claims abstract description 3
- 238000009792 diffusion process Methods 0.000 claims description 7
- 238000007670 refining Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 4
- 238000010924 continuous production Methods 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims description 2
- 238000005275 alloying Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 238000006477 desulfuration reaction Methods 0.000 claims description 2
- 230000023556 desulfurization Effects 0.000 claims description 2
- 238000007872 degassing Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000005266 casting Methods 0.000 abstract description 7
- 238000009749 continuous casting Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 239000000161 steel melt Substances 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001341 Crude steel Inorganic materials 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002934 lysing effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000009628 steelmaking Methods 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
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)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4114613.1 | 1991-05-02 | ||
| DE4114613A DE4114613A1 (de) | 1991-05-02 | 1991-05-02 | Anlage zur behandlung fluessigen stahls und verfahren zum betrieb einer derartigen anlage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05148528A JPH05148528A (ja) | 1993-06-15 |
| JP3387522B2 true JP3387522B2 (ja) | 2003-03-17 |
Family
ID=6430994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14000392A Expired - Fee Related JP3387522B2 (ja) | 1991-05-02 | 1992-05-01 | 溶融鋼を二次的に治金処理する装置及びその方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5242484A (enExample) |
| EP (1) | EP0512658B2 (enExample) |
| JP (1) | JP3387522B2 (enExample) |
| AT (1) | ATE119210T1 (enExample) |
| DE (2) | DE4114613A1 (enExample) |
| ES (1) | ES2068672T3 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5520718A (en) * | 1994-09-02 | 1996-05-28 | Inland Steel Company | Steelmaking degassing method |
| CN103305662A (zh) * | 2013-05-31 | 2013-09-18 | 中冶南方工程技术有限公司 | 用于真空冶炼的真空系统 |
| CN110295269B (zh) * | 2019-06-21 | 2021-11-26 | 敬业钢铁有限公司 | 一种使用精炼炉抽真空装置的抽真空方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3125050U (ja) | 2006-06-26 | 2006-09-07 | パイロットインキ株式会社 | 筆記具用キャップ |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1062432B (de) * | 1957-05-11 | 1959-07-30 | Wiegand Appbau G M B H | Entgasung von Metallschmelzen mittels Dampfstrahl-Apparaten |
| US3467167A (en) * | 1966-09-19 | 1969-09-16 | Kaiser Ind Corp | Process for continuously casting oxidizable metals |
| DE2043861A1 (en) * | 1970-09-04 | 1972-03-09 | Rheinstahl AG Anlagentechnik, 4300 Essen | Steel makin g - pre-heated scrap iron in electric furnaces and staged refining |
-
1991
- 1991-05-02 DE DE4114613A patent/DE4114613A1/de active Granted
-
1992
- 1992-04-23 ES ES92250092T patent/ES2068672T3/es not_active Expired - Lifetime
- 1992-04-23 EP EP92250092A patent/EP0512658B2/de not_active Expired - Lifetime
- 1992-04-23 DE DE59201502T patent/DE59201502D1/de not_active Expired - Lifetime
- 1992-04-23 AT AT92250092T patent/ATE119210T1/de active
- 1992-05-01 JP JP14000392A patent/JP3387522B2/ja not_active Expired - Fee Related
- 1992-05-04 US US07/878,143 patent/US5242484A/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3125050U (ja) | 2006-06-26 | 2006-09-07 | パイロットインキ株式会社 | 筆記具用キャップ |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0512658A1 (de) | 1992-11-11 |
| ATE119210T1 (de) | 1995-03-15 |
| ES2068672T3 (es) | 1995-04-16 |
| DE4114613C2 (enExample) | 1993-07-08 |
| EP0512658B2 (de) | 1998-07-01 |
| DE59201502D1 (de) | 1995-04-06 |
| DE4114613A1 (de) | 1992-11-05 |
| JPH05148528A (ja) | 1993-06-15 |
| EP0512658B1 (de) | 1995-03-01 |
| US5242484A (en) | 1993-09-07 |
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