NL8000724A - Werkwijze voor het vervaardigen van staal, voorwerpen. - Google Patents
Werkwijze voor het vervaardigen van staal, voorwerpen. Download PDFInfo
- Publication number
- NL8000724A NL8000724A NL8000724A NL8000724A NL8000724A NL 8000724 A NL8000724 A NL 8000724A NL 8000724 A NL8000724 A NL 8000724A NL 8000724 A NL8000724 A NL 8000724A NL 8000724 A NL8000724 A NL 8000724A
- Authority
- NL
- Netherlands
- Prior art keywords
- steel
- carbon content
- bath
- iron carbide
- iron
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 50
- 239000010959 steel Substances 0.000 title claims description 50
- 238000000034 method Methods 0.000 title claims description 19
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 52
- 229910052799 carbon Inorganic materials 0.000 claims description 50
- 229910001567 cementite Inorganic materials 0.000 claims description 22
- 239000012159 carrier gas Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 17
- 229910052742 iron Inorganic materials 0.000 description 9
- 229910000805 Pig iron Inorganic materials 0.000 description 8
- 238000000746 purification Methods 0.000 description 7
- 239000003245 coal Substances 0.000 description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 4
- 239000000571 coke Substances 0.000 description 4
- 229910001882 dioxygen Inorganic materials 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- -1 Iron carbides Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 241001304248 Progne modesta Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000000725 suspension 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)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Heat Treatment Of Steel (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7901372 | 1979-02-15 | ||
| SE7901372A SE7901372L (sv) | 1979-02-15 | 1979-02-15 | Sett vid framstellning av stal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8000724A true NL8000724A (nl) | 1980-08-19 |
Family
ID=20337312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8000724A NL8000724A (nl) | 1979-02-15 | 1980-02-05 | Werkwijze voor het vervaardigen van staal, voorwerpen. |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS55113823A (sv) |
| BE (1) | BE881720A (sv) |
| DE (1) | DE3003915A1 (sv) |
| FR (1) | FR2449126A1 (sv) |
| GB (1) | GB2043696A (sv) |
| IT (1) | IT1129686B (sv) |
| LU (1) | LU82160A1 (sv) |
| NL (1) | NL8000724A (sv) |
| SE (1) | SE7901372L (sv) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPO426396A0 (en) * | 1996-12-18 | 1997-01-23 | Technological Resources Pty Limited | A method of producing iron |
| AUPO426096A0 (en) | 1996-12-18 | 1997-01-23 | Technological Resources Pty Limited | Method and apparatus for producing metals and metal alloys |
| AUPO944697A0 (en) | 1997-09-26 | 1997-10-16 | Technological Resources Pty Limited | A method of producing metals and metal alloys |
| AUPP483898A0 (en) | 1998-07-24 | 1998-08-13 | Technological Resources Pty Limited | A direct smelting process & apparatus |
| MY119760A (en) | 1998-07-24 | 2005-07-29 | Tech Resources Pty Ltd | A direct smelting process |
| AUPP570098A0 (en) | 1998-09-04 | 1998-10-01 | Technological Resources Pty Limited | A direct smelting process |
| AUPP647198A0 (en) | 1998-10-14 | 1998-11-05 | Technological Resources Pty Limited | A process and an apparatus for producing metals and metal alloys |
| AUPP805599A0 (en) | 1999-01-08 | 1999-02-04 | Technological Resources Pty Limited | A direct smelting process |
| AUPQ083599A0 (en) | 1999-06-08 | 1999-07-01 | Technological Resources Pty Limited | Direct smelting vessel |
| AUPQ152299A0 (en) | 1999-07-09 | 1999-08-05 | Technological Resources Pty Limited | Start-up procedure for direct smelting process |
| AUPQ205799A0 (en) | 1999-08-05 | 1999-08-26 | Technological Resources Pty Limited | A direct smelting process |
| AUPQ213099A0 (en) | 1999-08-10 | 1999-09-02 | Technological Resources Pty Limited | Pressure control |
| AUPQ308799A0 (en) | 1999-09-27 | 1999-10-21 | Technological Resources Pty Limited | A direct smelting process |
| AUPQ346399A0 (en) | 1999-10-15 | 1999-11-11 | Technological Resources Pty Limited | Stable idle procedure |
| AUPQ365799A0 (en) | 1999-10-26 | 1999-11-18 | Technological Resources Pty Limited | A direct smelting apparatus and process |
| US6602321B2 (en) | 2000-09-26 | 2003-08-05 | Technological Resources Pty. Ltd. | Direct smelting process |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR320682A (fr) * | 1902-04-25 | 1902-12-17 | Electro Metallurg Francaise | Un procédé pour désoxyder et carburer l'acier liquide |
| FR1451587A (fr) * | 1964-08-04 | 1966-01-07 | Forges De Thy Marcinelle | Procédé et installation pour la recarburation de l'acier |
| JPS5223039B2 (sv) * | 1973-05-31 | 1977-06-21 |
-
1979
- 1979-02-15 SE SE7901372A patent/SE7901372L/sv not_active Application Discontinuation
-
1980
- 1980-01-29 GB GB8003030A patent/GB2043696A/en not_active Withdrawn
- 1980-01-31 IT IT19582/80A patent/IT1129686B/it active
- 1980-02-04 DE DE19803003915 patent/DE3003915A1/de not_active Withdrawn
- 1980-02-05 NL NL8000724A patent/NL8000724A/nl not_active Application Discontinuation
- 1980-02-07 FR FR8002659A patent/FR2449126A1/fr not_active Withdrawn
- 1980-02-12 LU LU82160A patent/LU82160A1/fr unknown
- 1980-02-14 BE BE0/199397A patent/BE881720A/fr unknown
- 1980-02-15 JP JP1676680A patent/JPS55113823A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2449126A1 (fr) | 1980-09-12 |
| IT1129686B (it) | 1986-06-11 |
| GB2043696A (en) | 1980-10-08 |
| IT8019582A0 (it) | 1980-01-31 |
| SE7901372L (sv) | 1980-08-16 |
| LU82160A1 (fr) | 1980-05-07 |
| DE3003915A1 (de) | 1980-08-21 |
| BE881720A (fr) | 1980-08-14 |
| JPS55113823A (en) | 1980-09-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |