AT322589B - Verfahren und vorrichtung zur reduktion von zerkleinertem erz - Google Patents
Verfahren und vorrichtung zur reduktion von zerkleinertem erzInfo
- Publication number
- AT322589B AT322589B AT989672A AT989672A AT322589B AT 322589 B AT322589 B AT 322589B AT 989672 A AT989672 A AT 989672A AT 989672 A AT989672 A AT 989672A AT 322589 B AT322589 B AT 322589B
- Authority
- AT
- Austria
- Prior art keywords
- crushed ore
- reducing
- reducing crushed
- ore
- crushed
- Prior art date
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
- C21B13/0073—Selection or treatment of the reducing gases
-
- 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)
- Hydrogen, Water And Hydrids (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20072171A | 1971-11-22 | 1971-11-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT322589B true AT322589B (de) | 1975-05-26 |
Family
ID=22742910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT989672A AT322589B (de) | 1971-11-22 | 1972-11-21 | Verfahren und vorrichtung zur reduktion von zerkleinertem erz |
Country Status (18)
Country | Link |
---|---|
US (1) | US3770421A (de) |
JP (1) | JPS5120362B2 (de) |
AT (1) | AT322589B (de) |
AU (1) | AU467444B2 (de) |
BE (1) | BE791660A (de) |
BR (1) | BR7208130D0 (de) |
CA (1) | CA978365A (de) |
DE (1) | DE2255759C3 (de) |
EG (1) | EG10696A (de) |
ES (1) | ES408836A1 (de) |
FR (1) | FR2160978B1 (de) |
GB (1) | GB1380288A (de) |
IL (1) | IL40750A (de) |
IN (1) | IN138742B (de) |
IT (1) | IT973676B (de) |
LU (1) | LU66512A1 (de) |
NL (1) | NL157946B (de) |
TR (1) | TR17094A (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3889864A (en) * | 1971-10-15 | 1975-06-17 | Fierro Esponja | Method and apparatus for reducing particulate metal ores to sponge iron |
US3909446A (en) * | 1972-03-31 | 1975-09-30 | Nippon Kokan Kk | Method of manufacturing high quality reducing gas by two stage reforming processes |
US3890142A (en) * | 1973-10-16 | 1975-06-17 | Fierro Esponja | Method for gaseous reduction of metal ores |
US3844766A (en) * | 1973-12-26 | 1974-10-29 | Midland Ross Corp | Process for reducing iron oxide to metallic sponge iron with liquid or solid fuels |
SE387366C (sv) * | 1974-12-12 | 1980-04-14 | Stora Kopparbergs Bergslags Ab | Sett for reduktion av finfordelat metalloxidhaltigt material |
US3993473A (en) * | 1975-03-20 | 1976-11-23 | Bethlehem Steel Corporation | Method of reducing iron oxide |
US4099962A (en) * | 1976-01-05 | 1978-07-11 | Grupo Industrial Alfa, S.A. | Method and apparatus for measuring and controlling the percentage reduction of ore in a moving bed gaseous reduction reactor |
US4253867A (en) * | 1979-10-15 | 1981-03-03 | Hylsa, S.A. | Method of using a methane-containing gas for reducing iron ore |
JPS59145350U (ja) * | 1983-03-18 | 1984-09-28 | ブラザー工業株式会社 | 掃除機のフイルタ装置 |
US5064467A (en) * | 1987-11-02 | 1991-11-12 | C.V.G. Siderurgica Del Orinoco, C.A. | Method and apparatus for the direct reduction of iron |
CA2090906A1 (en) * | 1992-03-05 | 1993-09-06 | Corporacion Venezolana De Guayana (Cvg) | Method for improving quality of reforming gas used in the direct reduction of metal oxides |
US6749741B1 (en) * | 2001-12-20 | 2004-06-15 | Uop Llc | Apparatus and process for prewashing a hydrocarbon stream containing hydrogen sulfide |
US7856948B2 (en) | 2004-05-27 | 2010-12-28 | Wyeth Llc | Self-steaming compositions, articles comprising such compositions and methods of preparing such compositions |
US7794649B2 (en) * | 2005-09-23 | 2010-09-14 | Wyeth Llc | Method of making heat cells comprising exothermic compositions having absorbent gelling material |
US7878187B2 (en) * | 2005-09-23 | 2011-02-01 | Wyeth Llc | Heat cells comprising exothermic compositions having absorbent gelling material |
AT505490B1 (de) * | 2007-06-28 | 2009-12-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur erzeugung von eisenschwamm |
AU2009246366B2 (en) | 2008-05-15 | 2013-01-17 | Angelini Pharma Inc. | Portable moist heat system |
DE102022122729A1 (de) * | 2022-09-07 | 2024-03-07 | Sms Group Gmbh | Vorrichtung zur Kupferproduktion mit verbesserter CO2-Billanz |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1401222A (en) * | 1919-06-24 | 1921-12-27 | Wiberg Frans Martin | Method of and furnace for reducing ores and oxygen compounds utilized as ores |
US2635957A (en) * | 1947-03-20 | 1953-04-21 | Stora Kopparbergs Bergslags Ab | Process for reducing ores |
US2807535A (en) * | 1953-03-17 | 1957-09-24 | Vetrocoke Spa | Method of and plant for reducing iron ore |
US2915379A (en) * | 1956-09-10 | 1959-12-01 | United States Steel Corp | Method and apparatus for handling reducing gases |
US2900247A (en) * | 1957-08-05 | 1959-08-18 | Fierro Espouja Sa | Method of making sponge iron |
US3128174A (en) * | 1959-06-26 | 1964-04-07 | Fierro Esponja | Method of making sponge iron |
DE1201377B (de) * | 1961-11-23 | 1965-09-23 | Huettenwerk Oberhausen Ag | Verfahren und Anlage zur Herstellung von Eisen-schwamm aus Eisenerz in einem Reduktions-schacht mittels Reduktionsgas |
US3423201A (en) * | 1966-03-18 | 1969-01-21 | Fierro Esponja | Method for producing sponge iron |
-
0
- BE BE791660D patent/BE791660A/xx unknown
-
1971
- 1971-11-22 US US00200721A patent/US3770421A/en not_active Expired - Lifetime
-
1972
- 1972-11-06 IL IL4075072A patent/IL40750A/xx unknown
- 1972-11-06 AU AU48549/72A patent/AU467444B2/en not_active Expired
- 1972-11-06 IN IN1830/72A patent/IN138742B/en unknown
- 1972-11-08 GB GB5157472A patent/GB1380288A/en not_active Expired
- 1972-11-14 DE DE2255759A patent/DE2255759C3/de not_active Expired
- 1972-11-16 TR TR1709472A patent/TR17094A/xx unknown
- 1972-11-20 EG EG48072A patent/EG10696A/xx active
- 1972-11-20 BR BR813072A patent/BR7208130D0/pt unknown
- 1972-11-20 NL NL7215664.A patent/NL157946B/xx not_active IP Right Cessation
- 1972-11-21 CA CA157,128A patent/CA978365A/en not_active Expired
- 1972-11-21 AT AT989672A patent/AT322589B/de not_active IP Right Cessation
- 1972-11-21 ES ES408836A patent/ES408836A1/es not_active Expired
- 1972-11-22 FR FR7241544A patent/FR2160978B1/fr not_active Expired
- 1972-11-22 IT IT5420072A patent/IT973676B/it active
- 1972-11-22 JP JP11763772A patent/JPS5120362B2/ja not_active Expired
- 1972-11-22 LU LU66512D patent/LU66512A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AU467444B2 (en) | 1975-12-04 |
CA978365A (en) | 1975-11-25 |
TR17094A (tr) | 1974-04-25 |
DE2255759B2 (de) | 1978-09-14 |
IL40750A (en) | 1975-07-28 |
DE2255759A1 (de) | 1973-07-19 |
BE791660A (fr) | 1973-05-21 |
BR7208130D0 (pt) | 1973-09-18 |
US3770421A (en) | 1973-11-06 |
IL40750A0 (en) | 1973-01-30 |
LU66512A1 (de) | 1973-06-08 |
NL7215664A (de) | 1973-05-24 |
ES408836A1 (es) | 1976-05-01 |
JPS5120362B2 (de) | 1976-06-24 |
IT973676B (it) | 1974-06-10 |
FR2160978B1 (de) | 1975-11-07 |
IN138742B (de) | 1976-03-27 |
EG10696A (en) | 1976-04-30 |
AU4854972A (en) | 1974-05-23 |
DE2255759C3 (de) | 1979-05-10 |
JPS4863902A (de) | 1973-09-05 |
FR2160978A1 (de) | 1973-07-06 |
GB1380288A (en) | 1975-01-08 |
NL157946B (nl) | 1978-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |