JPS5993822A - 溶鋼への加炭方法 - Google Patents
溶鋼への加炭方法Info
- Publication number
- JPS5993822A JPS5993822A JP20029882A JP20029882A JPS5993822A JP S5993822 A JPS5993822 A JP S5993822A JP 20029882 A JP20029882 A JP 20029882A JP 20029882 A JP20029882 A JP 20029882A JP S5993822 A JPS5993822 A JP S5993822A
- Authority
- JP
- Japan
- Prior art keywords
- molten steel
- furnace
- carbon
- carburization
- molten
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims description 55
- 239000010959 steel Substances 0.000 title claims description 55
- 238000000034 method Methods 0.000 title claims description 15
- 238000005255 carburizing Methods 0.000 title claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
- 229910052799 carbon Inorganic materials 0.000 claims description 26
- 239000007789 gas Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 8
- 238000007670 refining Methods 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 13
- 229910001220 stainless steel Inorganic materials 0.000 description 11
- 239000010935 stainless steel Substances 0.000 description 11
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 10
- 239000002893 slag Substances 0.000 description 7
- 229910000604 Ferrochrome Inorganic materials 0.000 description 6
- 229910000863 Ferronickel Inorganic materials 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- 235000012255 calcium oxide Nutrition 0.000 description 5
- 239000000292 calcium oxide Substances 0.000 description 5
- 239000000571 coke Substances 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 229910052717 sulfur 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
- 235000019738 Limestone Nutrition 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 241001233887 Ania Species 0.000 description 1
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910005347 FeSi Inorganic materials 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0025—Adding carbon material
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20029882A JPS5993822A (ja) | 1982-11-17 | 1982-11-17 | 溶鋼への加炭方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20029882A JPS5993822A (ja) | 1982-11-17 | 1982-11-17 | 溶鋼への加炭方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5993822A true JPS5993822A (ja) | 1984-05-30 |
| JPS628488B2 JPS628488B2 (enrdf_load_stackoverflow) | 1987-02-23 |
Family
ID=16421986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20029882A Granted JPS5993822A (ja) | 1982-11-17 | 1982-11-17 | 溶鋼への加炭方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5993822A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015059257A (ja) * | 2013-09-20 | 2015-03-30 | 太平洋セメント株式会社 | 加炭材及び加炭材の製造方法並びに使用済み活性炭の利用方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017018903A (ja) * | 2015-07-13 | 2017-01-26 | 太平洋セメント株式会社 | 廃活性炭の再生処理方法及び加炭材の製造方法 |
-
1982
- 1982-11-17 JP JP20029882A patent/JPS5993822A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015059257A (ja) * | 2013-09-20 | 2015-03-30 | 太平洋セメント株式会社 | 加炭材及び加炭材の製造方法並びに使用済み活性炭の利用方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS628488B2 (enrdf_load_stackoverflow) | 1987-02-23 |
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