NZ186831A - Production of metal castings refining melt by using oxygen containing gas prior to casting - Google Patents
Production of metal castings refining melt by using oxygen containing gas prior to castingInfo
- Publication number
- NZ186831A NZ186831A NZ186831A NZ18683178A NZ186831A NZ 186831 A NZ186831 A NZ 186831A NZ 186831 A NZ186831 A NZ 186831A NZ 18683178 A NZ18683178 A NZ 18683178A NZ 186831 A NZ186831 A NZ 186831A
- Authority
- NZ
- New Zealand
- Prior art keywords
- casting
- production
- containing gas
- oxygen containing
- gas prior
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78343177A | 1977-03-31 | 1977-03-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
NZ186831A true NZ186831A (en) | 1981-12-15 |
Family
ID=25129226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NZ186831A NZ186831A (en) | 1977-03-31 | 1978-03-30 | Production of metal castings refining melt by using oxygen containing gas prior to casting |
Country Status (21)
Country | Link |
---|---|
JP (1) | JPS6039729B2 (en) |
AR (1) | AR216787A1 (en) |
AT (1) | AT376454B (en) |
AU (1) | AU518013B2 (en) |
BE (1) | BE865518A (en) |
BR (1) | BR7801963A (en) |
CA (1) | CA1106621A (en) |
CH (1) | CH621953A5 (en) |
DE (1) | DE2813717A1 (en) |
ES (1) | ES468347A1 (en) |
FI (1) | FI780978A (en) |
FR (1) | FR2385467A1 (en) |
GB (1) | GB1603135A (en) |
IT (1) | IT1102498B (en) |
MX (1) | MX5384E (en) |
NL (1) | NL179300C (en) |
NO (1) | NO157606C (en) |
NZ (1) | NZ186831A (en) |
SE (1) | SE443373B (en) |
TR (1) | TR20268A (en) |
ZA (1) | ZA781814B (en) |
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 (en) * | 1979-02-09 | 1985-10-18 | Pennsylvania Engineering Corp | PROCESS FOR OBTAINING LOW-CARBON STEEL WITH THE OXYGEN-ARGON CONVERTER |
DE3347718C2 (en) * | 1983-09-02 | 1986-05-28 | Ulrich Dipl.-Ing. 5905 Freudenberg Glasmeyer | Process for the production of steels with a high degree of purity and low gas content in steelworks and steel foundries |
JPS62138975U (en) * | 1986-02-25 | 1987-09-02 | ||
DE4328045C2 (en) * | 1993-08-20 | 2001-02-08 | Ald Vacuum Techn Ag | Process for decarburizing carbon-containing metal melts |
DE102015105307A1 (en) * | 2015-04-08 | 2016-10-13 | Sms Group Gmbh | converter |
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 (en) * | 1960-11-18 | 1962-11-16 | Union Carbide Corp | Process for decarburizing steels with high chromium content |
GB1253581A (en) * | 1968-02-24 | 1971-11-17 | Maximilianshuette Eisenwerk | Improvements in processes and apparatus for making steel |
FR2146900A1 (en) * | 1971-07-23 | 1973-03-09 | Creusot Loire | Decarburising chrome steels by blowing with diluted carbon - monoxide through double/triple feed tuyeres |
FR2173717A2 (en) * | 1972-02-29 | 1973-10-12 | Creusot Loire | Decarburising chrome steels by blowing with diluted carbon - monoxide through double/triple feed tuyeres |
DE2160999A1 (en) * | 1971-12-09 | 1973-06-28 | Maximilianshuette Eisenwerk | DUESE FOR ADDING OXYGEN WITH A PROTECTIVE MEDIUM INTO CONVERTER VESSELS |
FR2216362B1 (en) * | 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 NZ NZ186831A patent/NZ186831A/en unknown
- 1978-03-30 NL NLAANVRAGE7803393,A patent/NL179300C/en not_active IP Right Cessation
- 1978-03-30 BE BE186429A patent/BE865518A/en not_active IP Right Cessation
- 1978-03-30 NO NO781100A patent/NO157606C/en unknown
- 1978-03-30 ZA ZA00781814A patent/ZA781814B/en unknown
- 1978-03-30 BR BR7801963A patent/BR7801963A/en unknown
- 1978-03-30 JP JP53036186A patent/JPS6039729B2/en not_active Expired
- 1978-03-30 CA CA300,003A patent/CA1106621A/en not_active Expired
- 1978-03-30 AR AR271604A patent/AR216787A1/en active
- 1978-03-30 SE SE7803592A patent/SE443373B/en not_active IP Right Cessation
- 1978-03-30 GB GB12399/78A patent/GB1603135A/en not_active Expired
- 1978-03-30 AT AT0226478A patent/AT376454B/en not_active IP Right Cessation
- 1978-03-30 DE DE19782813717 patent/DE2813717A1/en not_active Ceased
- 1978-03-30 MX MX786982U patent/MX5384E/en unknown
- 1978-03-30 ES ES468347A patent/ES468347A1/en not_active Expired
- 1978-03-30 FI FI780978A patent/FI780978A/en not_active Application Discontinuation
- 1978-03-31 TR TR20268A patent/TR20268A/en unknown
- 1978-03-31 IT IT48708/78A patent/IT1102498B/en active
- 1978-03-31 FR FR7809601A patent/FR2385467A1/en active Granted
- 1978-03-31 CH CH349678A patent/CH621953A5/en not_active IP Right Cessation
- 1978-03-31 AU AU34646/78A patent/AU518013B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE443373B (en) | 1986-02-24 |
ATA226478A (en) | 1984-04-15 |
AR216787A1 (en) | 1980-01-31 |
NL7803393A (en) | 1978-10-03 |
GB1603135A (en) | 1981-11-18 |
AU3464678A (en) | 1979-10-04 |
CH621953A5 (en) | 1981-03-13 |
DE2813717A1 (en) | 1978-10-05 |
ES468347A1 (en) | 1978-12-01 |
NO781100L (en) | 1978-10-03 |
BR7801963A (en) | 1978-10-24 |
ZA781814B (en) | 1979-03-28 |
AU518013B2 (en) | 1981-09-10 |
CA1106621A (en) | 1981-08-11 |
SE7803592L (en) | 1978-10-01 |
NL179300C (en) | 1986-08-18 |
AT376454B (en) | 1984-11-26 |
TR20268A (en) | 1980-12-08 |
MX5384E (en) | 1983-07-04 |
NO157606C (en) | 1988-04-20 |
NO157606B (en) | 1988-01-11 |
JPS53131916A (en) | 1978-11-17 |
IT1102498B (en) | 1985-10-07 |
FI780978A (en) | 1978-10-01 |
BE865518A (en) | 1978-10-02 |
FR2385467A1 (en) | 1978-10-27 |
IT7848708A0 (en) | 1978-03-31 |
FR2385467B1 (en) | 1982-03-05 |
JPS6039729B2 (en) | 1985-09-07 |
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