DE2146923A1 - Verfahren zum Entoxydieren von Metallschmelzen - Google Patents
Verfahren zum Entoxydieren von MetallschmelzenInfo
- Publication number
- DE2146923A1 DE2146923A1 DE19712146923 DE2146923A DE2146923A1 DE 2146923 A1 DE2146923 A1 DE 2146923A1 DE 19712146923 DE19712146923 DE 19712146923 DE 2146923 A DE2146923 A DE 2146923A DE 2146923 A1 DE2146923 A1 DE 2146923A1
- Authority
- DE
- Germany
- Prior art keywords
- carbon
- molten metal
- hydrocarbon
- deoxidizer
- vessel
- 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
- 238000000034 method Methods 0.000 title claims description 40
- 229910052751 metal Inorganic materials 0.000 title claims description 33
- 239000002184 metal Substances 0.000 title claims description 33
- 229910052799 carbon Inorganic materials 0.000 claims description 72
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 71
- 239000007789 gas Substances 0.000 claims description 58
- 229930195733 hydrocarbon Natural products 0.000 claims description 39
- 150000002430 hydrocarbons Chemical class 0.000 claims description 39
- 239000004215 Carbon black (E152) Substances 0.000 claims description 33
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 33
- 239000001301 oxygen Substances 0.000 claims description 33
- 229910052760 oxygen Inorganic materials 0.000 claims description 33
- 239000003085 diluting agent Substances 0.000 claims description 28
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 28
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 229910052786 argon Inorganic materials 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 150000001722 carbon compounds Chemical class 0.000 claims description 2
- 239000003245 coal Substances 0.000 claims 1
- 239000000155 melt Substances 0.000 description 33
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000000126 substance Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- CSJDCSCTVDEHRN-UHFFFAOYSA-N methane;molecular oxygen Chemical compound C.O=O CSJDCSCTVDEHRN-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 241000276498 Pollachius virens Species 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- JKNDTQVYGQBATP-UHFFFAOYSA-N argon;methane Chemical compound C.[Ar] JKNDTQVYGQBATP-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
-
- 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
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/06—Deoxidising, e.g. killing
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7573870A | 1970-09-25 | 1970-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2146923A1 true DE2146923A1 (de) | 1972-03-30 |
Family
ID=22127689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712146923 Pending DE2146923A1 (de) | 1970-09-25 | 1971-09-20 | Verfahren zum Entoxydieren von Metallschmelzen |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US3725041A (fr) |
| AT (1) | ATA824171A (fr) |
| AU (1) | AU461916B2 (fr) |
| BE (1) | BE773040A (fr) |
| BR (1) | BR7106270D0 (fr) |
| CA (1) | CA947976A (fr) |
| DE (1) | DE2146923A1 (fr) |
| ES (1) | ES395447A1 (fr) |
| FR (1) | FR2107994B1 (fr) |
| GB (1) | GB1336357A (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3725041A (en) * | 1970-09-25 | 1973-04-03 | Allegheny Ludlum Ind Inc | Deoxidizing metal |
| BE781241A (fr) * | 1971-05-28 | 1972-07-17 | Creusot Loire | Procede d'affinage des aciers allies contenant du chrome et plus specialement des aciers inoxydables |
| US4047937A (en) * | 1972-12-04 | 1977-09-13 | United States Steel Corporation | Method for controlling the operation of a steel refining converter |
| US3898078A (en) * | 1973-03-29 | 1975-08-05 | Youngstown Sheet And Tube Co | Method and apparatus for injecting refining oxygen in steelmaking processes |
| US3891429A (en) * | 1973-06-07 | 1975-06-24 | Koppers Co Inc | Method for selective decarburization of alloy steels |
| DE2333937C2 (de) * | 1973-07-04 | 1975-07-17 | Fried. Krupp Huettenwerke Ag, 4630 Bochum | Verfahren zur Herstellung hochchromhaltiger Stähle mit niedrigstem Kohlenstoffgehalt |
| US3930843A (en) * | 1974-08-30 | 1976-01-06 | United States Steel Corporation | Method for increasing metallic yield in bottom blown processes |
| US4081270A (en) * | 1977-04-11 | 1978-03-28 | Union Carbide Corporation | Renitrogenation of basic-oxygen steels during decarburization |
| US4515630A (en) * | 1983-08-15 | 1985-05-07 | Olin Corporation | Process of continuously treating an alloy melt |
| US4746361A (en) * | 1987-04-03 | 1988-05-24 | Inland Steel Company | Controlling dissolved oxygen content in molten steel |
| US4830666A (en) * | 1988-05-02 | 1989-05-16 | Tekatch William M | Removal of nitrogen from iron |
| FR3125542A1 (fr) | 2021-07-23 | 2023-01-27 | Pda Ecolab | Hybridation de renforcement par fibres naturelles pour des matériaux composites et des tissus constitués de celle-ci |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU28302A1 (fr) * | 1945-02-14 | |||
| US3218156A (en) * | 1963-10-16 | 1965-11-16 | Howe Sound Co | Process for vacuum deoxidation of alloys |
| US3725041A (en) * | 1970-09-25 | 1973-04-03 | Allegheny Ludlum Ind Inc | Deoxidizing metal |
-
1970
- 1970-09-25 US US00075738A patent/US3725041A/en not_active Expired - Lifetime
-
1971
- 1971-09-15 AU AU33503/71A patent/AU461916B2/en not_active Expired
- 1971-09-20 DE DE19712146923 patent/DE2146923A1/de active Pending
- 1971-09-23 BR BR6270/71A patent/BR7106270D0/pt unknown
- 1971-09-23 AT AT824171A patent/ATA824171A/de not_active Application Discontinuation
- 1971-09-24 CA CA123,591A patent/CA947976A/en not_active Expired
- 1971-09-24 FR FR7134522A patent/FR2107994B1/fr not_active Expired
- 1971-09-24 GB GB4462571A patent/GB1336357A/en not_active Expired
- 1971-09-24 BE BE773040A patent/BE773040A/fr unknown
- 1971-09-25 ES ES395447A patent/ES395447A1/es not_active Expired
-
1972
- 1972-11-24 US US00307661A patent/US3816104A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2107994B1 (fr) | 1975-02-07 |
| US3725041A (en) | 1973-04-03 |
| BE773040A (fr) | 1972-03-24 |
| AU3350371A (en) | 1973-03-22 |
| ES395447A1 (es) | 1973-12-01 |
| BR7106270D0 (pt) | 1973-03-13 |
| AU461916B2 (en) | 1975-06-12 |
| ATA824171A (de) | 1975-09-15 |
| CA947976A (en) | 1974-05-28 |
| FR2107994A1 (fr) | 1972-05-12 |
| GB1336357A (en) | 1973-11-07 |
| US3816104A (en) | 1974-06-11 |
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