CN1497054A - 含铬熔融金属的精炼方法 - Google Patents
含铬熔融金属的精炼方法 Download PDFInfo
- Publication number
- CN1497054A CN1497054A CNA200310102803XA CN200310102803A CN1497054A CN 1497054 A CN1497054 A CN 1497054A CN A200310102803X A CNA200310102803X A CN A200310102803XA CN 200310102803 A CN200310102803 A CN 200310102803A CN 1497054 A CN1497054 A CN 1497054A
- Authority
- CN
- China
- Prior art keywords
- iron
- molten metal
- chromium
- oxygen
- carbon
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 title claims abstract description 171
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 170
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 144
- 229910052804 chromium Inorganic materials 0.000 title claims abstract description 86
- 239000011651 chromium Substances 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 73
- 238000007670 refining Methods 0.000 title claims description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 413
- 229910052742 iron Inorganic materials 0.000 claims abstract description 206
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 86
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 83
- 238000002844 melting Methods 0.000 claims abstract description 29
- 230000008018 melting Effects 0.000 claims abstract description 29
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 102
- 239000001301 oxygen Substances 0.000 claims description 102
- 229910052760 oxygen Inorganic materials 0.000 claims description 102
- 230000004927 fusion Effects 0.000 claims description 59
- 239000001996 bearing alloy Substances 0.000 claims description 47
- 239000007789 gas Substances 0.000 claims description 43
- 229910045601 alloy Inorganic materials 0.000 claims description 34
- 239000000956 alloy Substances 0.000 claims description 34
- 238000012856 packing Methods 0.000 claims description 28
- 239000002893 slag Substances 0.000 claims description 23
- 229910052710 silicon Inorganic materials 0.000 claims description 20
- 239000010703 silicon Substances 0.000 claims description 20
- 230000003647 oxidation Effects 0.000 claims description 17
- 238000007254 oxidation reaction Methods 0.000 claims description 17
- 239000000843 powder Substances 0.000 claims description 13
- 239000003245 coal Substances 0.000 claims description 5
- 230000005674 electromagnetic induction Effects 0.000 claims description 3
- 238000007669 thermal treatment Methods 0.000 claims description 3
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 22
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 229910001021 Ferroalloy Inorganic materials 0.000 abstract 2
- 230000000452 restraining effect Effects 0.000 abstract 1
- 238000005261 decarburization Methods 0.000 description 35
- 239000010935 stainless steel Substances 0.000 description 22
- 229910001220 stainless steel Inorganic materials 0.000 description 22
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 18
- 229910000831 Steel Inorganic materials 0.000 description 16
- 239000010959 steel Substances 0.000 description 16
- 239000002699 waste material Substances 0.000 description 13
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 12
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 11
- 229910000604 Ferrochrome Inorganic materials 0.000 description 10
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 238000007599 discharging Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 235000012255 calcium oxide Nutrition 0.000 description 6
- 239000000292 calcium oxide Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- -1 vacuum Substances 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000010790 dilution Methods 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 239000010436 fluorite Substances 0.000 description 4
- 239000010814 metallic waste Substances 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 229910000990 Ni alloy Inorganic materials 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 150000001721 carbon Chemical class 0.000 description 2
- 150000001844 chromium Chemical class 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 150000002505 iron Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 238000009847 ladle furnace Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 239000003923 scrap metal Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002304323A JP3721154B2 (ja) | 2002-10-18 | 2002-10-18 | クロム含有溶湯の精錬方法 |
JP2002304323 | 2002-10-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1497054A true CN1497054A (zh) | 2004-05-19 |
CN100352960C CN100352960C (zh) | 2007-12-05 |
Family
ID=32451777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB200310102803XA Expired - Lifetime CN100352960C (zh) | 2002-10-18 | 2003-10-17 | 含铬熔融金属的精炼方法 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP3721154B2 (zh) |
CN (1) | CN100352960C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107311182A (zh) * | 2017-06-30 | 2017-11-03 | 昆明理工大学 | 一种工业硅熔体炉外精炼提纯的设备及其方法 |
CN110819880A (zh) * | 2019-11-27 | 2020-02-21 | 宝钢德盛不锈钢有限公司 | 一种200系不锈钢生产用含铬低镍铁水预处理工艺及应用 |
CN113710820A (zh) * | 2019-04-19 | 2021-11-26 | 日本制铁株式会社 | 含铬铁水的制造方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101818370B1 (ko) * | 2016-09-20 | 2018-01-12 | 현대제철 주식회사 | 전기로 조업 방법 |
KR101828702B1 (ko) * | 2016-09-20 | 2018-02-12 | 현대제철 주식회사 | 전기로 조업 방법 |
KR101818372B1 (ko) * | 2016-09-21 | 2018-01-12 | 현대제철 주식회사 | 전기로 조업방법 |
CN113710819B (zh) * | 2019-04-22 | 2022-08-16 | 日本制铁株式会社 | 含铬铁液的制造方法 |
CN115011860A (zh) * | 2022-05-13 | 2022-09-06 | 徐州宏阳新材料科技股份有限公司 | 一种高碳铬铁的精炼方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08104914A (ja) * | 1994-10-06 | 1996-04-23 | Nippon Steel Corp | 高純度ステンレス溶鋼の高効率製造方法 |
CN1043061C (zh) * | 1995-09-27 | 1999-04-21 | 上海第五钢铁厂 | 转炉用铬矿熔融还原直接冶炼不锈钢方法 |
US5702502A (en) * | 1995-12-14 | 1997-12-30 | Armco Inc. | Method for direct use of chromite ore in the production of stainless steel |
JP2003502504A (ja) * | 1999-06-23 | 2003-01-21 | エスエムエス・デマーク・アクチエンゲゼルシャフト | 酸化クロム含有スラグから金属クロムを回収するための方法 |
CN1195079C (zh) * | 2001-03-05 | 2005-03-30 | 朱兴发 | 变频感应电炉全废钢冶炼不锈钢的方法 |
-
2002
- 2002-10-18 JP JP2002304323A patent/JP3721154B2/ja not_active Expired - Fee Related
-
2003
- 2003-10-17 CN CNB200310102803XA patent/CN100352960C/zh not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107311182A (zh) * | 2017-06-30 | 2017-11-03 | 昆明理工大学 | 一种工业硅熔体炉外精炼提纯的设备及其方法 |
CN113710820A (zh) * | 2019-04-19 | 2021-11-26 | 日本制铁株式会社 | 含铬铁水的制造方法 |
CN113710820B (zh) * | 2019-04-19 | 2023-01-10 | 日本制铁株式会社 | 含铬铁水的制造方法 |
CN110819880A (zh) * | 2019-11-27 | 2020-02-21 | 宝钢德盛不锈钢有限公司 | 一种200系不锈钢生产用含铬低镍铁水预处理工艺及应用 |
CN110819880B (zh) * | 2019-11-27 | 2021-06-22 | 宝钢德盛不锈钢有限公司 | 一种200系不锈钢生产用含铬低镍铁水预处理工艺及应用 |
Also Published As
Publication number | Publication date |
---|---|
JP3721154B2 (ja) | 2005-11-30 |
CN100352960C (zh) | 2007-12-05 |
JP2004137572A (ja) | 2004-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CI01 | Publication of corrected invention patent application |
Correction item: Inventor Correct: uchida Shinjiro False: Uchida Shinshiro Number: 49 Page: 989 Volume: 23 |
|
CI03 | Correction of invention patent |
Correction item: Inventor Correct: uchida Shinjiro False: Uchida Shinshiro Number: 49 Page: The title page Volume: 23 |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: SILAN UCHIDA TO: HIKO UCHIDA |
|
ERR | Gazette correction |
Free format text: CORRECT: INVENTOR; FROM: SILAN UCHIDA TO: HIKO UCHIDA |
|
ASS | Succession or assignment of patent right |
Owner name: NIPPON STEEL + SUMITOMO METAL CORPORATION Free format text: FORMER OWNER: SHIN NIPPON STEEL LTD. Effective date: 20130411 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130411 Address after: Tokyo, Japan Patentee after: NIPPON STEEL & SUMITOMO METAL Corp. Address before: Tokyo, Japan Patentee before: NIPPON STEEL Corp. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan Patentee after: NIPPON STEEL & SUMITOMO METAL Corp. Address before: Tokyo, Japan Patentee before: NIPPON STEEL & SUMITOMO METAL Corp. |
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CP01 | Change in the name or title of a patent holder | ||
CX01 | Expiry of patent term |
Granted publication date: 20071205 |
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CX01 | Expiry of patent term |