GR66840B - - Google Patents
Info
- Publication number
- GR66840B GR66840B GR55253A GR780155253A GR66840B GR 66840 B GR66840 B GR 66840B GR 55253 A GR55253 A GR 55253A GR 780155253 A GR780155253 A GR 780155253A GR 66840 B GR66840 B GR 66840B
- Authority
- GR
- Greece
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
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
-
- 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
- C21B13/023—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state
- C21B13/026—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state heated electrically
-
- 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 And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/769,242 US4082543A (en) | 1977-02-16 | 1977-02-16 | Method for reducing particulate iron oxide to metallic iron with solid reductant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GR66840B true GR66840B (el) | 1981-05-04 |
Family
ID=25084902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GR55253A GR66840B (el) | 1977-02-16 | 1978-01-23 |
Country Status (20)
| Country | Link |
|---|---|
| US (2) | US4082543A (el) |
| JP (1) | JPS53100911A (el) |
| AR (1) | AR218474A1 (el) |
| AT (1) | AT367454B (el) |
| AU (1) | AU515312B2 (el) |
| BR (1) | BR7800859A (el) |
| CA (1) | CA1102139A (el) |
| DE (1) | DE2805944C2 (el) |
| ES (1) | ES467046A1 (el) |
| GB (1) | GB1594162A (el) |
| GR (1) | GR66840B (el) |
| IN (1) | IN147336B (el) |
| IT (1) | IT1095401B (el) |
| NZ (1) | NZ186322A (el) |
| PH (2) | PH16506A (el) |
| PL (1) | PL125724B1 (el) |
| PT (1) | PT67629B (el) |
| SU (1) | SU704463A3 (el) |
| TR (1) | TR21090A (el) |
| ZA (1) | ZA78879B (el) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4306903A (en) * | 1977-02-16 | 1981-12-22 | Midrex Corporation | Method for reducing particulate iron oxide to molten iron with solid reductant and oxy-fuel burners |
| US4248408A (en) * | 1977-02-16 | 1981-02-03 | Midrex Corporation | Method and apparatus for reducing particulate iron oxide to molten iron with solid reductant and oxy-fuel burners |
| CA1110454A (en) * | 1978-04-03 | 1981-10-13 | Midrex Corporation | Method and apparatus for reducing particulate iron oxide to molten iron with solid reductant |
| JPS54152615A (en) * | 1978-05-24 | 1979-12-01 | Ishikawajima Harima Heavy Ind Co Ltd | Suspended layer type direct reduction iron making process |
| DE3214472A1 (de) | 1982-04-20 | 1983-10-27 | Hubert Eirich | Vorrichtung zum erhitzen von elektrisch leitfaehigen schuettguetern |
| DE3442063A1 (de) * | 1984-11-17 | 1986-06-12 | EGM Entwicklungsgesellschaft für Montagetechnik GmbH & Co KG, 3012 Langenhagen | Betaetigungsvorrichtung fuer maschinen, anlagen oder geraete |
| FR2629837B1 (fr) * | 1988-04-08 | 1991-03-08 | Fusion Volatilisation Sarl | Four a cuve pour la reduction d'oxyde de fer par l'hydrogene en vue de la production de poudre de fer pour frittage |
| US5173921A (en) * | 1991-01-04 | 1992-12-22 | Gaylord E Mervyn J | Apparatus and process for activation of carbon by electrical resistance heating in the presence of steam |
| US5347666A (en) * | 1994-02-04 | 1994-09-20 | Kippes Arlin J | Transfer aid |
| US6692688B2 (en) * | 2001-03-20 | 2004-02-17 | Startec Iron, Llc | Modular furnace |
| US20050092130A1 (en) * | 2002-03-19 | 2005-05-05 | Golberger William M. | Process and apparatus for the direct reduction of iron oxides in an electrothermal fluidized bed and resultant product |
| US20040200536A1 (en) * | 2003-03-28 | 2004-10-14 | Strasser Richard T. | Fire hose having illuminated sleeve |
| US7413592B2 (en) * | 2004-03-31 | 2008-08-19 | Nu-Iron Technology, Llc | Linear hearth furnace system and methods regarding same |
| FR2910777B1 (fr) * | 2006-12-21 | 2013-07-19 | Revtech | Procede de traitement thermique de materiaux pulverulents |
| CN102559978B (zh) * | 2012-02-17 | 2014-04-09 | 王东海 | 一种电加热生产海绵铁的方法及其系统 |
| UA111685C2 (uk) | 2012-10-01 | 2016-05-25 | Мідрекс Текнолоджиз, Інк. | Пристрій та спосіб для поліпшення однорідності шихти в шахтній печі для комбінованого риформінгу/відновлення |
| CN102899438A (zh) * | 2012-10-26 | 2013-01-30 | 贵州新天地设备有限公司 | 一种直接还原铁生产用还原炉 |
| WO2014111901A2 (en) * | 2013-01-21 | 2014-07-24 | Chetty Natarajan Channaiah | An efficient process in the production of iron and steel from iron ore |
| WO2023064981A1 (en) * | 2021-10-18 | 2023-04-27 | Calix Ltd | Processes and methods for the production of iron and steel |
| CN115029494B (zh) * | 2022-06-21 | 2023-12-12 | 首钢集团有限公司 | 一种反应罐、氢还原系统以及氢还原方法 |
| DE102023102571A1 (de) * | 2023-02-02 | 2024-08-08 | Thyssenkrupp Steel Europe Ag | Verfahren zur Direktreduktion von Eisenerzträgern in einem Schachtofen und Schachtofen zur Direktreduktion |
| DE102024203318A1 (de) * | 2024-04-11 | 2025-10-16 | Sms Group Gmbh | Verfahren und metallurgisches Gefäß zur Direkt-Reduktion von Erzen |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1937064A (en) * | 1925-01-05 | 1933-11-28 | Pittsburgh Res Corp | Method of treating metals |
| US2089782A (en) * | 1934-12-14 | 1937-08-10 | Industrimetoder Ab | Process of producing sponge iron |
| US2786747A (en) * | 1953-04-09 | 1957-03-26 | Charmilles Sa Ateliers | Reduction of iron ores by carbon and steam and plant for carrying it into effect |
| DE1044849B (de) * | 1954-02-02 | 1958-11-27 | Norsk Hydro Elektrisk | Verfahren zur Erzeugung von Eisenschwamm durch Reduktion von Eisenerz mit einem hauptsaechlich aus Wasserstoff und Kohlenoxyd bestehendem Gas als Reduktionsmittel ohne Zugabe fester Reduktionsmittel zum Eisenerz in einem durch elektrische Widerstands-beheizung beheizten vertikalen Schachtofen |
| US2755325A (en) * | 1954-03-05 | 1956-07-17 | Goldschmidt Ag Th | Electric shaft furnace |
| US2932563A (en) * | 1954-10-13 | 1960-04-12 | Johannes Bernhard Hahn | Process for reducing iron ores at low temperatures |
| US2865732A (en) * | 1956-01-07 | 1958-12-23 | Norsk Hydro Elektrisk | Process for the production of sponge iron |
| US2862808A (en) * | 1957-07-31 | 1958-12-02 | Alan N Mann | Apparatus and method for reducing iron oxide pellets |
| US3046106A (en) * | 1960-06-22 | 1962-07-24 | Exxon Research Engineering Co | Iron ore reduction with coke |
| US3161500A (en) * | 1961-08-04 | 1964-12-15 | Aluminium Lab Ltd | Protection of graphite surfaces from attack by aluminum monohalide |
| US3204941A (en) * | 1962-05-08 | 1965-09-07 | Aluminium Lab Ltd | Rotary extractor cone for shaft furnace |
| US3427013A (en) * | 1966-09-08 | 1969-02-11 | Steep Rock Iron Mines Ltd | Low temperature blast furnace and method therefor |
| LU60607A1 (el) * | 1969-06-06 | 1970-05-26 | ||
| US3764123A (en) * | 1970-06-29 | 1973-10-09 | Midland Ross Corp | Method of and apparatus for reducing iron oxide to metallic iron |
| BE791243A (fr) * | 1971-12-23 | 1973-05-10 | Texaco Development Corp | Procede de production d'un melange gazeux reducteur |
| 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 |
| GB1510992A (en) * | 1974-06-11 | 1978-05-17 | Kinglor Metor Spa | Carbothermic process of a type using external heating to obtain sponge iron and the carbothermic process thus improved |
-
1977
- 1977-02-16 US US05/769,242 patent/US4082543A/en not_active Expired - Lifetime
- 1977-09-28 US US05/837,118 patent/US4140301A/en not_active Expired - Lifetime
-
1978
- 1978-01-11 IN IN39/CAL/78A patent/IN147336B/en unknown
- 1978-01-16 AR AR270718A patent/AR218474A1/es active
- 1978-01-17 CA CA295,091A patent/CA1102139A/en not_active Expired
- 1978-01-18 GB GB2029/78A patent/GB1594162A/en not_active Expired
- 1978-01-23 GR GR55253A patent/GR66840B/el unknown
- 1978-01-26 NZ NZ186322A patent/NZ186322A/xx unknown
- 1978-01-30 PH PH20727A patent/PH16506A/en unknown
- 1978-02-06 PT PT67629A patent/PT67629B/pt unknown
- 1978-02-13 DE DE2805944A patent/DE2805944C2/de not_active Expired
- 1978-02-13 TR TR21090A patent/TR21090A/xx unknown
- 1978-02-13 AT AT0099378A patent/AT367454B/de not_active IP Right Cessation
- 1978-02-13 IT IT20215/78A patent/IT1095401B/it active
- 1978-02-14 PL PL1978204615A patent/PL125724B1/pl unknown
- 1978-02-14 BR BR7800859A patent/BR7800859A/pt unknown
- 1978-02-15 SU SU782579900A patent/SU704463A3/ru active
- 1978-02-15 JP JP1635378A patent/JPS53100911A/ja active Granted
- 1978-02-15 ZA ZA00780879A patent/ZA78879B/xx unknown
- 1978-02-16 AU AU33354/78A patent/AU515312B2/en not_active Expired
- 1978-02-16 ES ES467046A patent/ES467046A1/es not_active Expired
-
1982
- 1982-08-27 PH PH27788A patent/PH17608A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU515312B2 (en) | 1981-03-26 |
| PH17608A (en) | 1984-10-05 |
| BR7800859A (pt) | 1979-01-02 |
| US4082543A (en) | 1978-04-04 |
| AU3335478A (en) | 1979-08-23 |
| SU704463A3 (ru) | 1979-12-15 |
| IT7820215A0 (it) | 1978-02-13 |
| ES467046A1 (es) | 1978-11-01 |
| DE2805944A1 (de) | 1978-08-17 |
| US4140301A (en) | 1979-02-20 |
| PT67629A (de) | 1978-03-01 |
| AT367454B (de) | 1982-07-12 |
| GB1594162A (en) | 1981-07-30 |
| ZA78879B (en) | 1979-01-31 |
| PH16506A (en) | 1983-11-08 |
| CA1102139A (en) | 1981-06-02 |
| DE2805944C2 (de) | 1983-11-24 |
| TR21090A (tr) | 1983-07-01 |
| JPS53100911A (en) | 1978-09-02 |
| IN147336B (el) | 1980-02-02 |
| PL204615A1 (pl) | 1978-12-04 |
| ATA99378A (de) | 1981-11-15 |
| PT67629B (de) | 1979-07-17 |
| IT1095401B (it) | 1985-08-10 |
| JPS5649966B2 (el) | 1981-11-26 |
| AR218474A1 (es) | 1980-06-13 |
| PL125724B1 (en) | 1983-06-30 |
| NZ186322A (en) | 1980-08-26 |