RO75075A - Procedeu pentru elaborarea continua a ferocromului - Google Patents
Procedeu pentru elaborarea continua a ferocromuluiInfo
- Publication number
- RO75075A RO75075A RO7792473A RO9247377A RO75075A RO 75075 A RO75075 A RO 75075A RO 7792473 A RO7792473 A RO 7792473A RO 9247377 A RO9247377 A RO 9247377A RO 75075 A RO75075 A RO 75075A
- Authority
- RO
- Romania
- Prior art keywords
- ferror
- procedure
- continuous extraction
- extraction
- continuous
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C35/00—Master alloys for iron or steel
- C22C35/005—Master alloys for iron or steel based on iron, e.g. ferro-alloys
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2656725A DE2656725C2 (de) | 1976-12-15 | 1976-12-15 | Verfahren zum kontinuierlichen Erschmelzen von Ferrochrom |
Publications (1)
Publication Number | Publication Date |
---|---|
RO75075A true RO75075A (ro) | 1980-10-30 |
Family
ID=5995562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO7792473A RO75075A (ro) | 1976-12-15 | 1977-12-14 | Procedeu pentru elaborarea continua a ferocromului |
Country Status (13)
Country | Link |
---|---|
US (1) | US4235623A (ro) |
JP (1) | JPS5376115A (ro) |
AT (1) | AT372112B (ro) |
AU (1) | AU513289B2 (ro) |
BR (1) | BR7708326A (ro) |
DE (1) | DE2656725C2 (ro) |
FI (1) | FI66909B (ro) |
GR (1) | GR66182B (ro) |
IN (1) | IN148346B (ro) |
RO (1) | RO75075A (ro) |
SE (1) | SE7714095L (ro) |
TR (1) | TR19880A (ro) |
ZA (1) | ZA777447B (ro) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE429561B (sv) * | 1980-06-10 | 1983-09-12 | Skf Steel Eng Ab | Sett for kontinuerlig framstellning av lagkolhaltiga kromstal av kromoxidhaltiga utgangsmaterial med hjelp av en plasmagenerator |
NO155669C (no) * | 1980-06-23 | 1987-05-06 | Asea Ab | Fremgangsmaate for fremstilling av raajern og syntesegass. |
US6524405B1 (en) | 2000-02-11 | 2003-02-25 | Hui Lin | Iron base high temperature alloy |
WO2014197315A1 (en) * | 2013-06-03 | 2014-12-11 | Midrex Technologies, Inc. | Methods and systems for producing ferro-chrome in a duplex furnace |
CN112899426B (zh) * | 2021-01-19 | 2022-03-25 | 乔柏人 | 一种用隧道窑生产铬铁合金的工艺 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1715155A (en) * | 1925-06-27 | 1929-05-28 | Westberg Sigurd | Method of reducing oxides or oxide ores |
GB613591A (en) * | 1946-06-20 | 1948-11-30 | Walter Birkett Hamilton | Improvements in and relating to the production of ferro-chrome |
DE1254363B (de) * | 1964-12-10 | 1967-11-16 | Elektrometallurgie M B H Ges | Verfahren zur Reduktion von oxydischen Rohstoffen |
US3834899A (en) * | 1970-12-16 | 1974-09-10 | Japan Metals & Chem Co Ltd | Method of manufacturing low-carbon ferrochromium |
-
1976
- 1976-12-15 DE DE2656725A patent/DE2656725C2/de not_active Expired
-
1977
- 1977-12-07 IN IN1701/CAL/77A patent/IN148346B/en unknown
- 1977-12-07 FI FI773689A patent/FI66909B/fi not_active Application Discontinuation
- 1977-12-08 AU AU31345/77A patent/AU513289B2/en not_active Expired
- 1977-12-12 TR TR19880A patent/TR19880A/xx unknown
- 1977-12-13 SE SE7714095A patent/SE7714095L/ unknown
- 1977-12-13 GR GR54972A patent/GR66182B/el unknown
- 1977-12-14 JP JP15041477A patent/JPS5376115A/ja active Pending
- 1977-12-14 RO RO7792473A patent/RO75075A/ro unknown
- 1977-12-14 AT AT0895277A patent/AT372112B/de not_active IP Right Cessation
- 1977-12-14 ZA ZA00777447A patent/ZA777447B/xx unknown
- 1977-12-14 BR BR7708326A patent/BR7708326A/pt unknown
-
1979
- 1979-05-02 US US06/035,289 patent/US4235623A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU3134577A (en) | 1979-06-14 |
IN148346B (ro) | 1981-01-24 |
ATA895277A (de) | 1983-01-15 |
DE2656725C2 (de) | 1982-12-23 |
ZA777447B (en) | 1978-10-25 |
JPS5376115A (en) | 1978-07-06 |
BR7708326A (pt) | 1978-08-08 |
FI66909B (fi) | 1984-08-31 |
GR66182B (ro) | 1981-01-21 |
TR19880A (tr) | 1980-04-04 |
AT372112B (de) | 1983-09-12 |
AU513289B2 (en) | 1980-11-27 |
DE2656725A1 (de) | 1978-06-22 |
FI773689A (fi) | 1978-06-16 |
SE7714095L (sv) | 1978-06-16 |
US4235623A (en) | 1980-11-25 |
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