NO761312L - - Google Patents
Info
- Publication number
- NO761312L NO761312L NO761312A NO761312A NO761312L NO 761312 L NO761312 L NO 761312L NO 761312 A NO761312 A NO 761312A NO 761312 A NO761312 A NO 761312A NO 761312 L NO761312 L NO 761312L
- Authority
- NO
- Norway
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
- C21B13/029—Introducing coolant gas in the shaft furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
- C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US56833275A | 1975-04-15 | 1975-04-15 | |
| US05/644,249 US4017305A (en) | 1975-04-15 | 1975-12-24 | Process for heat hardening |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO761312L true NO761312L (en:Method) | 1976-10-18 |
| NO143994B NO143994B (no) | 1981-02-16 |
| NO143994C NO143994C (no) | 1981-05-27 |
Family
ID=27074751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO761312A NO143994C (no) | 1975-04-15 | 1976-04-14 | Fremgangsmaate ved fremstilling av metalliserte pellets ved gassreduksjon av jernoxydpartikler i en sjaktovn |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4017305A (en:Method) |
| AU (1) | AU504493B2 (en:Method) |
| BR (1) | BR7602248A (en:Method) |
| CA (1) | CA1088315A (en:Method) |
| DE (1) | DE2616468A1 (en:Method) |
| GB (1) | GB1548240A (en:Method) |
| NO (1) | NO143994C (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4201571A (en) * | 1978-08-15 | 1980-05-06 | Midrex Corporation | Method for the direct reduction of iron and production of fuel gas using gas from coal |
| JPS55113819A (en) * | 1979-02-26 | 1980-09-02 | Kawasaki Heavy Ind Ltd | Method and apparatus for direct reduction iron making |
| US4216011A (en) * | 1979-04-23 | 1980-08-05 | Hylsa, S.A. | Method and apparatus for the secondary gaseous reduction of metal ores |
| US4331470A (en) * | 1980-09-15 | 1982-05-25 | Midrex Corporation | Method for the direct reduction of iron in a shaft furnace using gas from coal |
| US4365789A (en) * | 1980-09-15 | 1982-12-28 | Midrex Corporation | Apparatus for the direct reduction of iron in a shaft furnace using gas from coal |
| CN111961784B (zh) * | 2020-08-31 | 2021-09-07 | 山东大学 | 一种铁矿粉鼓泡床还原反应的方法与系统 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3160498A (en) * | 1960-06-29 | 1964-12-08 | Armco Steel Corp | Fluidized iron ore reduction process and apparatus |
| US3850616A (en) * | 1973-10-29 | 1974-11-26 | Armco Steel Corp | Inert gas seal for product discharge from a shaft furnace |
-
1975
- 1975-12-24 US US05/644,249 patent/US4017305A/en not_active Expired - Lifetime
-
1976
- 1976-03-18 CA CA248,159A patent/CA1088315A/en not_active Expired
- 1976-03-24 AU AU12285/76A patent/AU504493B2/en not_active Expired
- 1976-03-30 GB GB12763/76A patent/GB1548240A/en not_active Expired
- 1976-04-13 BR BR7602248A patent/BR7602248A/pt unknown
- 1976-04-14 DE DE19762616468 patent/DE2616468A1/de not_active Withdrawn
- 1976-04-14 NO NO761312A patent/NO143994C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1548240A (en) | 1979-07-04 |
| DE2616468A1 (de) | 1976-11-04 |
| US4017305A (en) | 1977-04-12 |
| AU1228576A (en) | 1977-09-29 |
| AU504493B2 (en) | 1979-10-18 |
| NO143994C (no) | 1981-05-27 |
| CA1088315A (en) | 1980-10-28 |
| BR7602248A (pt) | 1976-10-12 |
| NO143994B (no) | 1981-02-16 |