IT992669B - Procedimento per nitrurare masse di acciaio fuso - Google Patents
Procedimento per nitrurare masse di acciaio fusoInfo
- Publication number
- IT992669B IT992669B IT2701773A IT2701773A IT992669B IT 992669 B IT992669 B IT 992669B IT 2701773 A IT2701773 A IT 2701773A IT 2701773 A IT2701773 A IT 2701773A IT 992669 B IT992669 B IT 992669B
- Authority
- IT
- Italy
- Prior art keywords
- nitrating
- procedure
- molted
- steel masses
- masses
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 230000000802 nitrating effect Effects 0.000 title 1
- 239000010959 steel Substances 0.000 title 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
- C21C5/32—Blowing from above
-
- 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)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722237498 DE2237498B2 (de) | 1972-07-31 | 1972-07-31 | Verfahren zum Aufsticken von Stahlschmelzen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT992669B true IT992669B (it) | 1975-09-30 |
Family
ID=5852169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2701773A IT992669B (it) | 1972-07-31 | 1973-07-25 | Procedimento per nitrurare masse di acciaio fuso |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | ATA621873A (enrdf_load_html_response) |
| BE (1) | BE802933A (enrdf_load_html_response) |
| DE (1) | DE2237498B2 (enrdf_load_html_response) |
| FR (1) | FR2194783A1 (enrdf_load_html_response) |
| IT (1) | IT992669B (enrdf_load_html_response) |
| LU (1) | LU68045A1 (enrdf_load_html_response) |
| NL (1) | NL7310568A (enrdf_load_html_response) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4081270A (en) * | 1977-04-11 | 1978-03-28 | Union Carbide Corporation | Renitrogenation of basic-oxygen steels during decarburization |
| US5417739A (en) * | 1993-12-30 | 1995-05-23 | Ltv Steel Company, Inc. | Method of making high nitrogen content steel |
| DE102014112286A1 (de) | 2014-08-27 | 2016-03-03 | Thyssenkrupp Ag | Verfahren zur Herstellung eines aufgestickten Verpackungsstahls |
| DE102014116929B3 (de) * | 2014-11-19 | 2015-11-05 | Thyssenkrupp Ag | Verfahren zur Herstellung eines aufgestickten Verpackungsstahls, kaltgewalztes Stahlflachprodukt und Vorrichtung zum rekristallisierenden Glühen und Aufsticken eines Stahlflachprodukts |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1066746A (fr) * | 1951-11-23 | 1954-06-09 | Voest Ag | Procédé de production d'un acier non stabilisé riche en azote et exempt de bullesgazeuses, destiné aux tours automatiques et machines-outils similaires |
-
1972
- 1972-07-31 DE DE19722237498 patent/DE2237498B2/de active Pending
-
1973
- 1973-07-13 AT AT621873A patent/ATA621873A/de not_active Application Discontinuation
- 1973-07-18 LU LU68045D patent/LU68045A1/xx unknown
- 1973-07-25 FR FR7327265A patent/FR2194783A1/fr active Granted
- 1973-07-25 IT IT2701773A patent/IT992669B/it active
- 1973-07-30 BE BE2052955A patent/BE802933A/xx unknown
- 1973-07-31 NL NL7310568A patent/NL7310568A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE802933A (fr) | 1973-11-16 |
| FR2194783B1 (enrdf_load_html_response) | 1976-06-18 |
| NL7310568A (enrdf_load_html_response) | 1974-02-04 |
| FR2194783A1 (en) | 1974-03-01 |
| LU68045A1 (enrdf_load_html_response) | 1973-09-26 |
| DE2237498A1 (de) | 1974-02-14 |
| DE2237498B2 (de) | 1974-07-25 |
| ATA621873A (de) | 1975-05-15 |
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