JPH0557341B2 - - Google Patents
Info
- Publication number
- JPH0557341B2 JPH0557341B2 JP24236685A JP24236685A JPH0557341B2 JP H0557341 B2 JPH0557341 B2 JP H0557341B2 JP 24236685 A JP24236685 A JP 24236685A JP 24236685 A JP24236685 A JP 24236685A JP H0557341 B2 JPH0557341 B2 JP H0557341B2
- Authority
- JP
- Japan
- Prior art keywords
- metal
- temperature
- concentration
- gas component
- solid
- 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
- 229910052751 metal Inorganic materials 0.000 claims description 124
- 239000002184 metal Substances 0.000 claims description 124
- 238000003756 stirring Methods 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 35
- 238000007670 refining Methods 0.000 claims description 34
- 239000007787 solid Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 18
- 150000002739 metals Chemical class 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 7
- 238000007872 degassing Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 61
- 239000012535 impurity Substances 0.000 description 29
- 239000007790 solid phase Substances 0.000 description 24
- 239000007791 liquid phase Substances 0.000 description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 230000005674 electromagnetic induction Effects 0.000 description 12
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 238000007711 solidification Methods 0.000 description 9
- 230000008023 solidification Effects 0.000 description 9
- 229910045601 alloy Inorganic materials 0.000 description 8
- 239000000956 alloy Substances 0.000 description 8
- 229910001338 liquidmetal Inorganic materials 0.000 description 8
- 238000013019 agitation Methods 0.000 description 7
- 239000013078 crystal Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 238000010907 mechanical stirring Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000004857 zone melting Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000010587 phase diagram Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000009849 vacuum degassing Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000009489 vacuum treatment 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)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24236685A JPS62103326A (ja) | 1985-10-29 | 1985-10-29 | 金属の高純度化精錬法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24236685A JPS62103326A (ja) | 1985-10-29 | 1985-10-29 | 金属の高純度化精錬法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62103326A JPS62103326A (ja) | 1987-05-13 |
| JPH0557341B2 true JPH0557341B2 (de) | 1993-08-23 |
Family
ID=17088110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24236685A Granted JPS62103326A (ja) | 1985-10-29 | 1985-10-29 | 金属の高純度化精錬法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62103326A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR930011625B1 (ko) * | 1990-07-16 | 1993-12-16 | 신닛뽄 세이데쓰 가부시끼가이샤 | 냉간압연에 의한 판두께가 얇은 초고규소 전자강판의 제조방법 |
-
1985
- 1985-10-29 JP JP24236685A patent/JPS62103326A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62103326A (ja) | 1987-05-13 |
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