DE2505595A1 - Verfahren zum herstellen von im bodenblasenden basischen sauerstofftiegel erschmolzenen staehlen - Google Patents
Verfahren zum herstellen von im bodenblasenden basischen sauerstofftiegel erschmolzenen staehlenInfo
- Publication number
- DE2505595A1 DE2505595A1 DE19752505595 DE2505595A DE2505595A1 DE 2505595 A1 DE2505595 A1 DE 2505595A1 DE 19752505595 DE19752505595 DE 19752505595 DE 2505595 A DE2505595 A DE 2505595A DE 2505595 A1 DE2505595 A1 DE 2505595A1
- Authority
- DE
- Germany
- Prior art keywords
- oxygen
- gas
- bath
- steel
- hydrogen
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 50
- 239000010959 steel Substances 0.000 title claims description 50
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 45
- 239000001301 oxygen Substances 0.000 title claims description 45
- 229910052760 oxygen Inorganic materials 0.000 title claims description 45
- 238000000034 method Methods 0.000 title claims description 35
- 230000005587 bubbling Effects 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 45
- 239000007789 gas Substances 0.000 claims description 42
- 239000001257 hydrogen Substances 0.000 claims description 39
- 229910052739 hydrogen Inorganic materials 0.000 claims description 39
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 36
- 238000007664 blowing Methods 0.000 claims description 29
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 28
- 229910052757 nitrogen Inorganic materials 0.000 claims description 23
- 229910052786 argon Inorganic materials 0.000 claims description 14
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000011261 inert gas Substances 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 230000004048 modification Effects 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 4
- 150000002431 hydrogen Chemical class 0.000 claims description 3
- 238000010494 dissociation reaction Methods 0.000 claims description 2
- 230000005593 dissociations Effects 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 238000000071 blow moulding Methods 0.000 description 2
- 239000001273 butane Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 150000002829 nitrogen Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/34—Blowing through the bath
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US44160874A | 1974-02-11 | 1974-02-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2505595A1 true DE2505595A1 (de) | 1975-08-14 |
Family
ID=23753559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752505595 Pending DE2505595A1 (de) | 1974-02-11 | 1975-02-11 | Verfahren zum herstellen von im bodenblasenden basischen sauerstofftiegel erschmolzenen staehlen |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS589122B2 (enrdf_load_stackoverflow) |
| BE (1) | BE825352A (enrdf_load_stackoverflow) |
| DE (1) | DE2505595A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2260621A1 (enrdf_load_stackoverflow) |
| IT (1) | IT1030119B (enrdf_load_stackoverflow) |
| SE (1) | SE7501446L (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5833289B2 (ja) * | 1978-08-23 | 1983-07-19 | 川崎製鉄株式会社 | 底吹き転炉による工業用純鉄の溶製方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3891429A (en) * | 1973-06-07 | 1975-06-24 | Koppers Co Inc | Method for selective decarburization of alloy steels |
-
1975
- 1975-02-10 SE SE7501446A patent/SE7501446L/xx unknown
- 1975-02-10 BE BE153202A patent/BE825352A/xx unknown
- 1975-02-11 IT IT67357/75A patent/IT1030119B/it active
- 1975-02-11 FR FR7504250A patent/FR2260621A1/fr not_active Withdrawn
- 1975-02-11 DE DE19752505595 patent/DE2505595A1/de active Pending
- 1975-02-12 JP JP50016957A patent/JPS589122B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2260621A1 (en) | 1975-09-05 |
| BE825352A (fr) | 1975-08-11 |
| JPS514013A (enrdf_load_stackoverflow) | 1976-01-13 |
| IT1030119B (it) | 1979-03-30 |
| SE7501446L (enrdf_load_stackoverflow) | 1975-08-12 |
| JPS589122B2 (ja) | 1983-02-19 |
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