ZA902827B - Process for the manufacture of alloyed steel types - Google Patents
Process for the manufacture of alloyed steel typesInfo
- Publication number
- ZA902827B ZA902827B ZA902827A ZA902827A ZA902827B ZA 902827 B ZA902827 B ZA 902827B ZA 902827 A ZA902827 A ZA 902827A ZA 902827 A ZA902827 A ZA 902827A ZA 902827 B ZA902827 B ZA 902827B
- Authority
- ZA
- South Africa
- Prior art keywords
- manufacture
- alloyed steel
- steel types
- types
- alloyed
- Prior art date
Links
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
- C21C5/35—Blowing from above and through the bath
-
- 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
- C21C7/068—Decarburising
- C21C7/0685—Decarburising of stainless steel
-
- 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
- C21C7/072—Treatment with gases
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (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 |
---|---|---|---|
DE3912061A DE3912061A1 (en) | 1989-04-13 | 1989-04-13 | METHOD FOR PRODUCING ALLOY STEEL BRANDS |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA902827B true ZA902827B (en) | 1991-01-30 |
Family
ID=6378545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA902827A ZA902827B (en) | 1989-04-13 | 1990-04-12 | Process for the manufacture of alloyed steel types |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0392239A1 (en) |
JP (1) | JPH02294421A (en) |
CA (1) | CA2014265A1 (en) |
DE (1) | DE3912061A1 (en) |
ZA (1) | ZA902827B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19608530C2 (en) * | 1996-02-09 | 1999-01-14 | Eisenbau Essen Gmbh | Use of pure CO¶2¶ gas or a gas essentially containing CO¶2¶ as a carrier gas in the treatment of steel in an electric arc furnace |
US9045805B2 (en) | 2013-03-12 | 2015-06-02 | Ati Properties, Inc. | Alloy refining methods |
DE102014011231A1 (en) * | 2014-07-23 | 2016-01-28 | Sms Group Gmbh | Process for Nickel Pig Iron (NPI) decarburization in the AOD converter |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB809407A (en) * | 1956-10-09 | 1959-02-25 | Union Carbide Corp | Process for alloying steel |
US3861888A (en) * | 1973-06-28 | 1975-01-21 | Union Carbide Corp | Use of CO{HD 2 {B in argon-oxygen refining of molten metal |
FR2394610A1 (en) * | 1977-06-13 | 1979-01-12 | Siderurgie Fse Inst Rech | Cooling converter tuyeres or lances - using liq. carbon di:oxide fed from reservoir by volumetric pump |
DE2820555A1 (en) * | 1978-05-11 | 1979-11-15 | Basf Ag | PROCESSES FOR THE TREATMENT OF PIG IRON AND STEEL MELT RESPECTIVELY. ALLOYS |
ATE17874T1 (en) * | 1979-06-29 | 1986-02-15 | William H Moore | METHOD OF RETURNING SCRAP STEEL. |
HU196632B (en) * | 1984-08-01 | 1988-12-28 | Vasipari Kutato Fejleszto | Process for producing high-purity steels |
-
1989
- 1989-04-13 DE DE3912061A patent/DE3912061A1/en not_active Withdrawn
-
1990
- 1990-03-24 EP EP90105648A patent/EP0392239A1/en not_active Withdrawn
- 1990-04-10 CA CA002014265A patent/CA2014265A1/en not_active Abandoned
- 1990-04-12 ZA ZA902827A patent/ZA902827B/en unknown
- 1990-04-13 JP JP2096632A patent/JPH02294421A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0392239A1 (en) | 1990-10-17 |
CA2014265A1 (en) | 1990-10-13 |
DE3912061A1 (en) | 1990-10-18 |
JPH02294421A (en) | 1990-12-05 |
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