JPH0364466B2 - - Google Patents
Info
- Publication number
- JPH0364466B2 JPH0364466B2 JP12030186A JP12030186A JPH0364466B2 JP H0364466 B2 JPH0364466 B2 JP H0364466B2 JP 12030186 A JP12030186 A JP 12030186A JP 12030186 A JP12030186 A JP 12030186A JP H0364466 B2 JPH0364466 B2 JP H0364466B2
- Authority
- JP
- Japan
- Prior art keywords
- slag
- aluminum
- scale
- alumina
- furnace
- 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 - Lifetime
Links
- 239000002893 slag Substances 0.000 claims description 67
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 62
- 238000006243 chemical reaction Methods 0.000 claims description 51
- 229910052782 aluminium Inorganic materials 0.000 claims description 50
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 41
- 239000003832 thermite Substances 0.000 claims description 36
- 150000001875 compounds Chemical class 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 16
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 10
- 239000012768 molten material Substances 0.000 claims description 8
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 20
- 238000002844 melting Methods 0.000 description 17
- 230000008018 melting Effects 0.000 description 17
- 229910052751 metal Inorganic materials 0.000 description 15
- 239000002184 metal Substances 0.000 description 15
- 239000013078 crystal Substances 0.000 description 14
- 238000002474 experimental method Methods 0.000 description 13
- 229910001021 Ferroalloy Inorganic materials 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 229910052596 spinel Inorganic materials 0.000 description 11
- 239000011029 spinel Substances 0.000 description 11
- 239000000155 melt Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- 238000001035 drying Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000000428 dust Substances 0.000 description 7
- 238000011068 loading method Methods 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 6
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 6
- 150000001805 chlorine compounds Chemical class 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 238000007670 refining Methods 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- 238000009472 formulation Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 5
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000000779 smoke Substances 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 239000003082 abrasive agent Substances 0.000 description 4
- 239000006061 abrasive grain Substances 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000011819 refractory material Substances 0.000 description 4
- 235000019270 ammonium chloride Nutrition 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 229910018626 Al(OH) Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- -1 aluminum nitrides Chemical class 0.000 description 2
- 150000001793 charged compounds Chemical class 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910019440 Mg(OH) Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
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
- Manufacture And Refinement Of Metals (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61120301A JPS62278121A (ja) | 1986-05-27 | 1986-05-27 | 溶融アルミナの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61120301A JPS62278121A (ja) | 1986-05-27 | 1986-05-27 | 溶融アルミナの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62278121A JPS62278121A (ja) | 1987-12-03 |
| JPH0364466B2 true JPH0364466B2 (enrdf_load_stackoverflow) | 1991-10-07 |
Family
ID=14782848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61120301A Granted JPS62278121A (ja) | 1986-05-27 | 1986-05-27 | 溶融アルミナの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62278121A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6223286B2 (ja) * | 2014-06-04 | 2017-11-01 | 株式会社神戸製鋼所 | 溶銑の脱硫方法 |
| JP6725772B2 (ja) * | 2017-12-19 | 2020-07-22 | 昭和電工株式会社 | 電融アルミナ粒、電融アルミナ粒の製造方法、砥石及び研磨布紙 |
| CN110817917B (zh) * | 2019-10-17 | 2021-06-01 | 东北大学 | 一种高纯氧化铝的制备方法 |
-
1986
- 1986-05-27 JP JP61120301A patent/JPS62278121A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62278121A (ja) | 1987-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |