GB1458168A - Method of producing low nitrogen steel - Google Patents
Method of producing low nitrogen steelInfo
- Publication number
- GB1458168A GB1458168A GB3576875A GB3576875A GB1458168A GB 1458168 A GB1458168 A GB 1458168A GB 3576875 A GB3576875 A GB 3576875A GB 3576875 A GB3576875 A GB 3576875A GB 1458168 A GB1458168 A GB 1458168A
- Authority
- GB
- United Kingdom
- Prior art keywords
- rate
- content
- melt
- reduced
- blown
- 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
Links
- 238000000034 method Methods 0.000 title abstract 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title abstract 3
- 229910000831 Steel Inorganic materials 0.000 title abstract 2
- 229910052757 nitrogen Inorganic materials 0.000 title abstract 2
- 239000010959 steel Substances 0.000 title abstract 2
- 239000000155 melt Substances 0.000 abstract 5
- 239000007789 gas Substances 0.000 abstract 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 229910000805 Pig iron Inorganic materials 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052786 argon Inorganic materials 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000010926 purge Methods 0.000 abstract 1
- 238000007670 refining Methods 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 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
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50191274A | 1974-08-30 | 1974-08-30 | |
| US05/574,804 US4004920A (en) | 1975-05-05 | 1975-05-05 | Method of producing low nitrogen steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1458168A true GB1458168A (en) | 1976-12-08 |
Family
ID=27053962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3576875A Expired GB1458168A (en) | 1974-08-30 | 1975-08-29 | Method of producing low nitrogen steel |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5150214A (https=) |
| CA (1) | CA1043571A (https=) |
| DE (1) | DE2538159C2 (https=) |
| FR (1) | FR2283229A1 (https=) |
| GB (1) | GB1458168A (https=) |
| IT (1) | IT1041622B (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA775918B (en) * | 1977-01-11 | 1978-05-30 | Nat Steel Corp | The use of orgon to prepare low-carbon,low-nitrogen steels in the basic oxygen process |
| FR2560891B1 (fr) * | 1984-03-09 | 1989-10-20 | Air Liquide | Procede d'affinage de la fonte |
| DE3541850A1 (de) * | 1985-11-27 | 1987-06-04 | Mannesmann Ag | Verfahren zum oxidierenden behandeln von stahl |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1253581A (en) * | 1968-02-24 | 1971-11-17 | Maximilianshuette Eisenwerk | Improvements in processes and apparatus for making steel |
| DE2007373B2 (de) * | 1970-02-18 | 1973-05-03 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren und konverter zum herstellen ferritischer chromstaehle |
-
1975
- 1975-08-27 DE DE2538159A patent/DE2538159C2/de not_active Expired
- 1975-08-27 FR FR7526434A patent/FR2283229A1/fr active Granted
- 1975-08-28 IT IT69157/75A patent/IT1041622B/it active
- 1975-08-29 GB GB3576875A patent/GB1458168A/en not_active Expired
- 1975-08-29 JP JP50104176A patent/JPS5150214A/ja active Granted
- 1975-08-29 CA CA234,487A patent/CA1043571A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2538159C2 (de) | 1984-08-09 |
| DE2538159A1 (de) | 1976-03-11 |
| FR2283229A1 (fr) | 1976-03-26 |
| JPS5516206B2 (https=) | 1980-04-30 |
| FR2283229B1 (https=) | 1979-01-05 |
| CA1043571A (en) | 1978-12-05 |
| JPS5150214A (ja) | 1976-05-01 |
| IT1041622B (it) | 1980-01-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |