CN110669900B - 一种aod预还原炉渣二次利用的方法 - Google Patents
一种aod预还原炉渣二次利用的方法 Download PDFInfo
- Publication number
- CN110669900B CN110669900B CN201910948086.3A CN201910948086A CN110669900B CN 110669900 B CN110669900 B CN 110669900B CN 201910948086 A CN201910948086 A CN 201910948086A CN 110669900 B CN110669900 B CN 110669900B
- Authority
- CN
- China
- Prior art keywords
- slag
- aod
- furnace
- reduced
- electric arc
- 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.)
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Links
- 239000002893 slag Substances 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000010891 electric arc Methods 0.000 claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 27
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 27
- 239000004571 lime Substances 0.000 claims abstract description 27
- 238000004064 recycling Methods 0.000 claims abstract description 12
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 9
- 235000009566 rice Nutrition 0.000 claims abstract description 9
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims abstract description 6
- 238000005261 decarburization Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- 238000003723 Smelting Methods 0.000 claims description 21
- 238000010079 rubber tapping Methods 0.000 claims description 9
- 241000209094 Oryza Species 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000010903 husk Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000010963 304 stainless steel Substances 0.000 description 4
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000003556 assay Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/005—Manufacture of stainless steel
-
- 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
- C21C7/076—Use of slags or fluxes as treating agents
-
- 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
-
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910948086.3A CN110669900B (zh) | 2019-10-08 | 2019-10-08 | 一种aod预还原炉渣二次利用的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910948086.3A CN110669900B (zh) | 2019-10-08 | 2019-10-08 | 一种aod预还原炉渣二次利用的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110669900A CN110669900A (zh) | 2020-01-10 |
CN110669900B true CN110669900B (zh) | 2021-08-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910948086.3A Active CN110669900B (zh) | 2019-10-08 | 2019-10-08 | 一种aod预还原炉渣二次利用的方法 |
Country Status (1)
Country | Link |
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CN (1) | CN110669900B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112575145A (zh) * | 2020-12-07 | 2021-03-30 | 安徽富凯特材有限公司 | 一种不锈钢aod与eaf联控降低石灰消耗的方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101403021A (zh) * | 2008-11-08 | 2009-04-08 | 山西太钢不锈钢股份有限公司 | 一种钢渣利用方法 |
CN101693940A (zh) * | 2009-09-30 | 2010-04-14 | 山西太钢不锈钢股份有限公司 | 一种真空脱气精炼炉废渣的利用方法 |
JP2013023738A (ja) * | 2011-07-22 | 2013-02-04 | Jfe Steel Corp | 取鍋内スラグの再利用方法 |
CN106811576A (zh) * | 2015-12-02 | 2017-06-09 | 鞍钢股份有限公司 | 一种转炉渣热态循环利用方法 |
CN107164609A (zh) * | 2017-05-15 | 2017-09-15 | 安徽富凯特材有限公司 | 一种控制不锈钢钢水含硫量的方法 |
CN107245637A (zh) * | 2017-06-26 | 2017-10-13 | 永兴特种不锈钢股份有限公司 | 一种aod冶炼高锰不锈钢的方法及一种aod炉 |
-
2019
- 2019-10-08 CN CN201910948086.3A patent/CN110669900B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101403021A (zh) * | 2008-11-08 | 2009-04-08 | 山西太钢不锈钢股份有限公司 | 一种钢渣利用方法 |
CN101693940A (zh) * | 2009-09-30 | 2010-04-14 | 山西太钢不锈钢股份有限公司 | 一种真空脱气精炼炉废渣的利用方法 |
JP2013023738A (ja) * | 2011-07-22 | 2013-02-04 | Jfe Steel Corp | 取鍋内スラグの再利用方法 |
CN106811576A (zh) * | 2015-12-02 | 2017-06-09 | 鞍钢股份有限公司 | 一种转炉渣热态循环利用方法 |
CN107164609A (zh) * | 2017-05-15 | 2017-09-15 | 安徽富凯特材有限公司 | 一种控制不锈钢钢水含硫量的方法 |
CN107245637A (zh) * | 2017-06-26 | 2017-10-13 | 永兴特种不锈钢股份有限公司 | 一种aod冶炼高锰不锈钢的方法及一种aod炉 |
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CN110669900A (zh) | 2020-01-10 |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for secondary utilization of AOD pre reduced slag Effective date of registration: 20230324 Granted publication date: 20210806 Pledgee: China Postal Savings Bank Co.,Ltd. Jixi County Branch Pledgor: ANHUI FUKAI SPECIAL MATERIALS CO.,LTD. Registration number: Y2023980036001 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210806 Pledgee: China Postal Savings Bank Co.,Ltd. Jixi County Branch Pledgor: ANHUI FUKAI SPECIAL MATERIALS CO.,LTD. Registration number: Y2023980036001 |