RU2000112633A - METHOD FOR PRODUCING METAL IRON AND DEVICE FOR ITS IMPLEMENTATION - Google Patents

METHOD FOR PRODUCING METAL IRON AND DEVICE FOR ITS IMPLEMENTATION

Info

Publication number
RU2000112633A
RU2000112633A RU2000112633/02A RU2000112633A RU2000112633A RU 2000112633 A RU2000112633 A RU 2000112633A RU 2000112633/02 A RU2000112633/02 A RU 2000112633/02A RU 2000112633 A RU2000112633 A RU 2000112633A RU 2000112633 A RU2000112633 A RU 2000112633A
Authority
RU
Russia
Prior art keywords
hearth
powder mixture
paragraphs
furnace
heating
Prior art date
Application number
RU2000112633/02A
Other languages
Russian (ru)
Other versions
RU2194771C2 (en
Inventor
Соити Кикути
Акира Урагами
Исао КОБАЙАСИ
Йасухиро ТАНИГАКИ
Еиити ИТО
Кодзи ТОКУДА
Осаму ТСУТИЙА
Сузо Ито
Original Assignee
Кабусики Кайся Кобе Сейко Се
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP29137897A external-priority patent/JP4159634B2/en
Application filed by Кабусики Кайся Кобе Сейко Се filed Critical Кабусики Кайся Кобе Сейко Се
Publication of RU2000112633A publication Critical patent/RU2000112633A/en
Application granted granted Critical
Publication of RU2194771C2 publication Critical patent/RU2194771C2/en

Links

Claims (13)

1. Способ получения металлического железа, включающий нагрев порошкообразной смеси, содержащей оксид железа и углеродсодержащий восстановитель при размещении указанной смеси на поде печи, при котором осуществляют восстановление и расплавление.1. A method of producing metallic iron, comprising heating a powder mixture containing iron oxide and a carbon-containing reducing agent by placing said mixture on the hearth of a furnace, in which reduction and melting are carried out. 2. Способ по п. 1, в котором порошкообразную смесь, размещенную на поде печи, подвергают прессованию и затем нагревают. 2. The method according to p. 1, in which the powder mixture is placed on the bottom of the furnace, is subjected to pressing and then heated. 3. Способ по п. 1 или 2, в котором слой порошкообразной смеси образуют с неровностями и затем нагревают. 3. The method according to p. 1 or 2, in which a layer of a powder mixture is formed with irregularities and then heated. 4. Способ по любому из пп. 1-3, в котором предварительно на поде печи образуют слой, способствующий сходу с него продукта. 4. The method according to any one of paragraphs. 1-3, in which previously on the hearth of the furnace form a layer that contributes to the descent of the product. 5. Способ по любому из пп. 1-4, в котором в порошкообразную смесь дополнительно вводят обессеривающую добавку. 5. The method according to any one of paragraphs. 1-4, in which a desulfurizing additive is further added to the powder mixture. 6. Устройство для получения металлического железа, содержащее подвижный под, устройство для подачи порошкообразной смеси, содержащей оксид железа и углеродсодержащий восстановитель на под печи, нагревательное устройство для нагрева порошкообразной смеси на поде, механизм для выгрузки продукта, восстановленного и расплавленного путем нагрева, с пода наружу и устройство для разделения продукта на восстановленное железо и шлак. 6. A device for producing metallic iron containing a moving hearth, a device for supplying a powder mixture containing iron oxide and a carbon-containing reducing agent on a furnace, a heating device for heating the powder mixture on a hearth, a mechanism for unloading a product recovered and melted by heating from a hearth outward and a device for separating the product into reduced iron and slag. 7. Устройство по п. 6, содержащее прессующее устройство для прессования порошкообразной смеси, размещенной на поде. 7. The device according to claim 6, containing a pressing device for pressing a powder mixture placed on the hearth. 8. Устройство по п. 6 или 7, содержащее устройство для образования неровностей в слое порошкообразной смеси. 8. The device according to p. 6 or 7, containing a device for the formation of irregularities in the layer of the powder mixture. 9. Устройство по любому из пп. 6-8, содержащее устройство для образования на поде слоя, способствующего сходу продукта. 9. The device according to any one of paragraphs. 6-8, containing a device for the formation on the hearth layer, contributing to the descent of the product. 10. Устройство по любому из пп. 6-9, в котором под печи содержит подовые элементы, имеющие возможность перемещения по замкнутой траектории. 10. The device according to any one of paragraphs. 6-9, in which under the furnace contains hearth elements having the ability to move along a closed path. 11. Устройство по любому из пп. 6-9, в котором под содержит множество подовых элементов, имеющих возможность возвратно-поступательного перемещения. 11. The device according to any one of paragraphs. 6-9, in which under contains many hearth elements having the possibility of reciprocating movement. 12. Устройство по любому из пп. 6-9, в котором под выполнен в виде вращающегося диска. 12. The device according to any one of paragraphs. 6-9, in which the under is made in the form of a rotating disk. 13. Устройство по любому из пп. 6-9, в котором под содержит множество подовых элементов, имеющих возможность вращения вокруг общей оси во внутренней полости цилиндрической жаростойкой печи горизонтального расположения. 13. The device according to any one of paragraphs. 6-9, in which the under contains many hearth elements having the ability to rotate around a common axis in the internal cavity of a cylindrical heat-resistant furnace horizontal arrangement.
RU2000112633/02A 1997-10-23 1998-10-21 Method of metallic iron production and device for method embodiment RU2194771C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9/291378 1997-10-23
JP29137897A JP4159634B2 (en) 1997-10-23 1997-10-23 Metallic iron manufacturing method and equipment

Publications (2)

Publication Number Publication Date
RU2000112633A true RU2000112633A (en) 2002-04-10
RU2194771C2 RU2194771C2 (en) 2002-12-20

Family

ID=17768152

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2000112633/02A RU2194771C2 (en) 1997-10-23 1998-10-21 Method of metallic iron production and device for method embodiment

Country Status (14)

Country Link
US (1) US6210462B1 (en)
EP (1) EP1027461B1 (en)
JP (1) JP4159634B2 (en)
KR (1) KR100362781B1 (en)
CN (1) CN1087352C (en)
AT (1) ATE217351T1 (en)
AU (1) AU734001B2 (en)
BR (1) BR9812981A (en)
CA (1) CA2306805C (en)
DE (1) DE69805321T2 (en)
ES (1) ES2177069T3 (en)
RU (1) RU2194771C2 (en)
WO (1) WO1999020801A1 (en)
ZA (1) ZA989374B (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU715276C (en) * 1996-03-15 2007-05-03 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
US6506231B2 (en) 1996-03-15 2003-01-14 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
US6413295B2 (en) 1998-11-12 2002-07-02 Midrex International B.V. Rotterdam, Zurich Branch Iron production method of operation in a rotary hearth furnace and improved furnace apparatus
US6126718A (en) * 1999-02-03 2000-10-03 Kawasaki Steel Corporation Method of producing a reduced metal, and traveling hearth furnace for producing same
US6224820B1 (en) 1999-03-29 2001-05-01 Kawasaki Steel Corporation Method of producing a reduced metal, and traveling hearth furnace for producing same
EP1764420B1 (en) 2000-03-30 2011-02-16 Kabushiki Kaisha Kobe Seiko Sho Method of producing metallic iron in a moving hearth type smelt reduction furnace
JP2001288504A (en) * 2000-03-31 2001-10-19 Midrex Internatl Bv Method for producing molten metallic iron
JP4330257B2 (en) 2000-08-09 2009-09-16 株式会社神戸製鋼所 Metal iron manufacturing method
US20020053307A1 (en) * 2000-10-31 2002-05-09 Natsuo Ishiwata Method for discharging reduced product from a moveable-hearth furnace and a discharging device
JP4696380B2 (en) * 2001-03-21 2011-06-08 Ｊｆｅスチール株式会社 Raw material charging method to mobile hearth furnace
JP4691827B2 (en) 2001-05-15 2011-06-01 株式会社神戸製鋼所 Granular metal iron
JP4669189B2 (en) * 2001-06-18 2011-04-13 株式会社神戸製鋼所 Production of granular metallic iron
JP4654542B2 (en) * 2001-06-25 2011-03-23 株式会社神戸製鋼所 Granular metallic iron and its manufacturing method
JP4266284B2 (en) * 2001-07-12 2009-05-20 株式会社神戸製鋼所 Metal iron manufacturing method
JP2003034813A (en) * 2001-07-24 2003-02-07 Kobe Steel Ltd Method for promoting separation between granular metal iron and slag
EP1553196B1 (en) * 2002-10-18 2008-07-30 Kabushiki Kaisha Kobe Seiko Sho Ferronickel and process for producing raw material for ferronickel smelting
JP4307849B2 (en) 2003-01-07 2009-08-05 株式会社神戸製鋼所 Method for reducing chromium-containing raw materials
TWI282818B (en) * 2003-01-16 2007-06-21 Kobe Steel Ltd A rotary hearth furnace and iron production method thereby
US7413592B2 (en) * 2004-03-31 2008-08-19 Nu-Iron Technology, Llc Linear hearth furnace system and methods regarding same
JP5388450B2 (en) * 2004-12-07 2014-01-15 ニュー−アイロン テクノロジー リミテッド ライアビリティー カンパニー Method and system for producing metallic iron nuggets
JP4981320B2 (en) * 2006-01-17 2012-07-18 株式会社神戸製鋼所 Metal iron manufacturing method
CA2675311A1 (en) * 2007-01-12 2008-07-24 Nu-Iron Technology, Llc System and method for cooling and removing iron from a hearth
JP5119815B2 (en) * 2007-09-04 2013-01-16 Ｊｆｅスチール株式会社 Operation method of mobile hearth furnace
DE102007048962A1 (en) 2007-10-12 2009-04-16 Sms Demag Ag electric oven
KR101398345B1 (en) * 2012-04-27 2014-05-22 주식회사 포스코 Apparatus using induction-heating type for sintering material and method thereof
KR101442920B1 (en) * 2012-12-18 2014-09-22 주식회사 포스코 Manufacturing method and apparatus for reduced iron
CN105039624A (en) * 2015-08-11 2015-11-11 北京神雾环境能源科技集团股份有限公司 Melting and separating furnace and method for processing to-be-melted and to-be-separated materials through melting and separating furnace

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE380832B (en) * 1974-03-15 1975-11-17 Asea Ab KIT AND DEVICE FOR THE PREPARATION OF CARBONED METAL MELTS FROM METAL OXIDES CONTAINING MATERIAL
US4597564A (en) * 1985-05-23 1986-07-01 The International Metals Reclamation Company, Inc. Rotary hearth
JPH06264155A (en) * 1993-03-11 1994-09-20 Kankyo Soken Consultant:Kk Melting furnace for recovering aluminum
US5972066A (en) * 1997-04-22 1999-10-26 Iron Dynamics, Inc. Mixed bed iron reduction process

Similar Documents

Publication Publication Date Title
RU2000112633A (en) METHOD FOR PRODUCING METAL IRON AND DEVICE FOR ITS IMPLEMENTATION
RU2194771C2 (en) Method of metallic iron production and device for method embodiment
KR100417201B1 (en) The method for the production of solid iron and carbon product, or iron product, and the apparatus for effectuating same
RU2202625C2 (en) Method of production of molten metallic iron (versions)
JP4060034B2 (en) Method for producing molten iron in dual furnace
RU2001108593A (en) METHOD FOR PRODUCING MELTED METAL IRON (OPTIONS)
JP2013040407A (en) Method and system for producing metallic iron nugget
MY118376A (en) Rotary hearth furnace for reducing oxides and operating method thereof
RU2001115052A (en) METHOD FOR PRODUCING METAL IRON AND DEVICE FOR ITS IMPLEMENTATION
US3333951A (en) Metallized pellets
RU2004103981A (en) METHOD FOR PRODUCING METAL IRON
RU2004109580A (en) METHOD FOR PRODUCING METAL IRON
RU2001135841A (en) The method of obtaining liquid metallic iron (options)
CN1366554A (en) Process for manufacturing molten metal iron
US6749664B1 (en) Furnace hearth for improved molten iron production and method of operation
RU2312899C2 (en) Method of accelerating separation of granulated metallic iron and slag
JP3732132B2 (en) Operation method of rotary hearth reduction furnace
KR20020012506A (en) Method and apparatus for charging raw and carbonaceous materials into a moving hearth furnace
JP5055794B2 (en) Method for producing reduced metal
US3301659A (en) Pellet of iron ore and flux, apparatus and method for making same
RU2180692C2 (en) Method of processing of copper-containing slags
SU379823A1 (en) TEMPLATE
JPS5942229B2 (en) Method for strengthening flame sprayed repair layer of refractory lining
SU404800A1 (en) DEMANDS OF MANUFACTURING KIND FOR MELTING STEEL
JPH0128802B2 (en)