FI780978A - Foerfarande foer att framstaella foerbaettrade goeten genom att rena smaelten med tryckluft - Google Patents
Foerfarande foer att framstaella foerbaettrade goeten genom att rena smaelten med tryckluftInfo
- Publication number
- FI780978A FI780978A FI780978A FI780978A FI780978A FI 780978 A FI780978 A FI 780978A FI 780978 A FI780978 A FI 780978A FI 780978 A FI780978 A FI 780978A FI 780978 A FI780978 A FI 780978A
- Authority
- FI
- Finland
- Prior art keywords
- att
- tryckluft
- smaelten
- goeten
- foerbaettrade
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/04—Removing impurities other than carbon, phosphorus or sulfur
-
- 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
-
- 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
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)
- Manufacture And Refinement Of Metals (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78343177A | 1977-03-31 | 1977-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI780978A true FI780978A (fi) | 1978-10-01 |
Family
ID=25129226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI780978A FI780978A (fi) | 1977-03-31 | 1978-03-30 | Foerfarande foer att framstaella foerbaettrade goeten genom att rena smaelten med tryckluft |
Country Status (21)
| Country | Link |
|---|---|
| JP (1) | JPS6039729B2 (sv) |
| AR (1) | AR216787A1 (sv) |
| AT (1) | AT376454B (sv) |
| AU (1) | AU518013B2 (sv) |
| BE (1) | BE865518A (sv) |
| BR (1) | BR7801963A (sv) |
| CA (1) | CA1106621A (sv) |
| CH (1) | CH621953A5 (sv) |
| DE (1) | DE2813717A1 (sv) |
| ES (1) | ES468347A1 (sv) |
| FI (1) | FI780978A (sv) |
| FR (1) | FR2385467A1 (sv) |
| GB (1) | GB1603135A (sv) |
| IT (1) | IT1102498B (sv) |
| MX (1) | MX5384E (sv) |
| NL (1) | NL179300C (sv) |
| NO (1) | NO157606C (sv) |
| NZ (1) | NZ186831A (sv) |
| SE (1) | SE443373B (sv) |
| TR (1) | TR20268A (sv) |
| ZA (1) | ZA781814B (sv) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4187102A (en) * | 1978-08-24 | 1980-02-05 | Union Carbide Corporation | Method for controlling the temperature of the melt during pneumatic refining of steel |
| FR2448572B1 (fr) * | 1979-02-09 | 1985-10-18 | Pennsylvania Engineering Corp | Procede d'obtention d'acier a basse teneur en carbone au convertisseur oxygene-argon |
| DE3347718C2 (de) * | 1983-09-02 | 1986-05-28 | Ulrich Dipl.-Ing. 5905 Freudenberg Glasmeyer | Verfahren zur Herstellung von Stählen mit hohem Reinheitsgrad und geringen Gasgehalten in Stahlwerken und Stahlgießereien |
| JPS62138975U (sv) * | 1986-02-25 | 1987-09-02 | ||
| DE4328045C2 (de) * | 1993-08-20 | 2001-02-08 | Ald Vacuum Techn Ag | Verfahren zum Entkohlen von kohlenstoffhaltigen Metallschmelzen |
| DE102015105307A1 (de) * | 2015-04-08 | 2016-10-13 | Sms Group Gmbh | Konverter |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3252790A (en) * | 1956-06-27 | 1966-05-24 | Union Carbide Corp | Preparation of metals and alloys |
| FR1309507A (fr) * | 1960-11-18 | 1962-11-16 | Union Carbide Corp | Procédé de décarburation des aciers à teneur élevée en chrome |
| GB1253581A (en) * | 1968-02-24 | 1971-11-17 | Maximilianshuette Eisenwerk | Improvements in processes and apparatus for making steel |
| FR2173717A2 (en) * | 1972-02-29 | 1973-10-12 | Creusot Loire | Decarburising chrome steels by blowing with diluted carbon - monoxide through double/triple feed tuyeres |
| FR2146900A1 (en) * | 1971-07-23 | 1973-03-09 | Creusot Loire | Decarburising chrome steels by blowing with diluted carbon - monoxide through double/triple feed tuyeres |
| DE2160999A1 (de) * | 1971-12-09 | 1973-06-28 | Maximilianshuette Eisenwerk | Duese zum einleiten von sauerstoff mit einem schutzmedium in konvertergefaesse |
| FR2216362B1 (sv) * | 1973-02-07 | 1975-10-31 | Creusot Loire | |
| US3861888A (en) * | 1973-06-28 | 1975-01-21 | Union Carbide Corp | Use of CO{HD 2 {B in argon-oxygen refining of molten metal |
| JPS51130604A (en) * | 1975-05-08 | 1976-11-13 | Nisshin Steel Co Ltd | A steelmaking process with ar recycle-recovery system |
-
1978
- 1978-03-30 NL NLAANVRAGE7803393,A patent/NL179300C/xx not_active IP Right Cessation
- 1978-03-30 GB GB12399/78A patent/GB1603135A/en not_active Expired
- 1978-03-30 FI FI780978A patent/FI780978A/fi not_active Application Discontinuation
- 1978-03-30 JP JP53036186A patent/JPS6039729B2/ja not_active Expired
- 1978-03-30 DE DE19782813717 patent/DE2813717A1/de not_active Ceased
- 1978-03-30 ES ES468347A patent/ES468347A1/es not_active Expired
- 1978-03-30 AR AR271604A patent/AR216787A1/es active
- 1978-03-30 BE BE186429A patent/BE865518A/xx not_active IP Right Cessation
- 1978-03-30 NO NO781100A patent/NO157606C/no unknown
- 1978-03-30 MX MX786982U patent/MX5384E/es unknown
- 1978-03-30 CA CA300,003A patent/CA1106621A/en not_active Expired
- 1978-03-30 ZA ZA00781814A patent/ZA781814B/xx unknown
- 1978-03-30 NZ NZ186831A patent/NZ186831A/xx unknown
- 1978-03-30 AT AT0226478A patent/AT376454B/de not_active IP Right Cessation
- 1978-03-30 BR BR7801963A patent/BR7801963A/pt unknown
- 1978-03-30 SE SE7803592A patent/SE443373B/sv not_active IP Right Cessation
- 1978-03-31 IT IT48708/78A patent/IT1102498B/it active
- 1978-03-31 CH CH349678A patent/CH621953A5/fr not_active IP Right Cessation
- 1978-03-31 AU AU34646/78A patent/AU518013B2/en not_active Expired
- 1978-03-31 TR TR20268A patent/TR20268A/xx unknown
- 1978-03-31 FR FR7809601A patent/FR2385467A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ATA226478A (de) | 1984-04-15 |
| IT7848708A0 (it) | 1978-03-31 |
| BR7801963A (pt) | 1978-10-24 |
| DE2813717A1 (de) | 1978-10-05 |
| JPS6039729B2 (ja) | 1985-09-07 |
| AT376454B (de) | 1984-11-26 |
| CH621953A5 (en) | 1981-03-13 |
| JPS53131916A (en) | 1978-11-17 |
| NO157606C (no) | 1988-04-20 |
| ES468347A1 (es) | 1978-12-01 |
| AU518013B2 (en) | 1981-09-10 |
| AU3464678A (en) | 1979-10-04 |
| BE865518A (fr) | 1978-10-02 |
| CA1106621A (en) | 1981-08-11 |
| TR20268A (tr) | 1980-12-08 |
| GB1603135A (en) | 1981-11-18 |
| AR216787A1 (es) | 1980-01-31 |
| SE7803592L (sv) | 1978-10-01 |
| NL179300C (nl) | 1986-08-18 |
| NL7803393A (nl) | 1978-10-03 |
| SE443373B (sv) | 1986-02-24 |
| IT1102498B (it) | 1985-10-07 |
| NO781100L (no) | 1978-10-03 |
| NZ186831A (en) | 1981-12-15 |
| ZA781814B (en) | 1979-03-28 |
| FR2385467B1 (sv) | 1982-03-05 |
| FR2385467A1 (fr) | 1978-10-27 |
| NO157606B (no) | 1988-01-11 |
| MX5384E (es) | 1983-07-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FC | Application refused |
Owner name: UNION CARBIDE CORP |