ZA989374B - Method and apparatus for making metallic iron - Google Patents
Method and apparatus for making metallic ironInfo
- Publication number
- ZA989374B ZA989374B ZA989374A ZA989374A ZA989374B ZA 989374 B ZA989374 B ZA 989374B ZA 989374 A ZA989374 A ZA 989374A ZA 989374 A ZA989374 A ZA 989374A ZA 989374 B ZA989374 B ZA 989374B
- Authority
- ZA
- South Africa
- Prior art keywords
- mixed powder
- metallic iron
- iron
- iron oxide
- making metallic
- 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
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
- C21B13/105—Rotary hearth-type 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
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
-
- 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
- Y02P10/20—Recycling
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)
- Physical Vapour Deposition (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29137897A JP4159634B2 (ja) | 1997-10-23 | 1997-10-23 | 金属鉄の製法および装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA989374B true ZA989374B (en) | 1999-04-19 |
Family
ID=17768152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA989374A ZA989374B (en) | 1997-10-23 | 1998-10-14 | Method and apparatus for making metallic iron |
Country Status (14)
Country | Link |
---|---|
US (1) | US6210462B1 (xx) |
EP (1) | EP1027461B1 (xx) |
JP (1) | JP4159634B2 (xx) |
KR (1) | KR100362781B1 (xx) |
CN (1) | CN1087352C (xx) |
AT (1) | ATE217351T1 (xx) |
AU (1) | AU734001B2 (xx) |
BR (1) | BR9812981A (xx) |
CA (1) | CA2306805C (xx) |
DE (1) | DE69805321T2 (xx) |
ES (1) | ES2177069T3 (xx) |
RU (1) | RU2194771C2 (xx) |
WO (1) | WO1999020801A1 (xx) |
ZA (1) | ZA989374B (xx) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6506231B2 (en) | 1996-03-15 | 2003-01-14 | Kabushiki Kaisha Kobe Seiko Sho | Method and apparatus for making metallic iron |
PL328812A1 (en) * | 1996-03-15 | 1999-02-15 | Kobe Steel Ltd | Method of and apparatus for obtaining 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 |
ATE350494T1 (de) | 2000-03-30 | 2007-01-15 | Kobe Steel Ltd | Verfahren zur herstellung von metallischen eisen |
JP2001288504A (ja) * | 2000-03-31 | 2001-10-19 | Midrex Internatl Bv | 溶融金属鉄の製造方法 |
JP4330257B2 (ja) | 2000-08-09 | 2009-09-16 | 株式会社神戸製鋼所 | 金属鉄の製法 |
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 (ja) * | 2001-03-21 | 2011-06-08 | Jfeスチール株式会社 | 移動型炉床炉への原料装入方法 |
JP4691827B2 (ja) | 2001-05-15 | 2011-06-01 | 株式会社神戸製鋼所 | 粒状金属鉄 |
JP4669189B2 (ja) * | 2001-06-18 | 2011-04-13 | 株式会社神戸製鋼所 | 粒状金属鉄の製法 |
JP4654542B2 (ja) * | 2001-06-25 | 2011-03-23 | 株式会社神戸製鋼所 | 粒状金属鉄およびその製法 |
JP4266284B2 (ja) * | 2001-07-12 | 2009-05-20 | 株式会社神戸製鋼所 | 金属鉄の製法 |
JP2003034813A (ja) * | 2001-07-24 | 2003-02-07 | Kobe Steel Ltd | 粒状金属鉄とスラグの分離促進方法 |
US20050211020A1 (en) * | 2002-10-18 | 2005-09-29 | Hiroshi Sugitatsu | Ferronickel and process for producing raw material for ferronickel smelting |
JP4307849B2 (ja) | 2003-01-07 | 2009-08-05 | 株式会社神戸製鋼所 | クロム含有原料の還元方法 |
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 |
CA2590267C (en) | 2004-12-07 | 2014-06-10 | Nu-Iron Technology, Llc | Method and system for producing metallic iron nuggets |
JP4981320B2 (ja) * | 2006-01-17 | 2012-07-18 | 株式会社神戸製鋼所 | 金属鉄の製法 |
WO2008089060A1 (en) * | 2007-01-12 | 2008-07-24 | Nu-Iron Technology, Llc | System and method for cooling and removing iron from a hearth |
JP5119815B2 (ja) * | 2007-09-04 | 2013-01-16 | Jfeスチール株式会社 | 移動型炉床炉の操業方法 |
DE102007048962A1 (de) | 2007-10-12 | 2009-04-16 | Sms Demag Ag | Elektroofen |
KR101398345B1 (ko) * | 2012-04-27 | 2014-05-22 | 주식회사 포스코 | 유도가열방식을 이용한 소결장치 및 방법 |
KR101442920B1 (ko) * | 2012-12-18 | 2014-09-22 | 주식회사 포스코 | 환원철 제조방법 및 제조장치 |
CN105039624A (zh) * | 2015-08-11 | 2015-11-11 | 北京神雾环境能源科技集团股份有限公司 | 熔分炉和采用该熔分炉处理待熔分物料的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE380832B (sv) * | 1974-03-15 | 1975-11-17 | Asea Ab | Sett och anordning for framstellning av kolhaltig metallsmelta ur metalloxidhaltigt material |
US4597564A (en) * | 1985-05-23 | 1986-07-01 | The International Metals Reclamation Company, Inc. | Rotary hearth |
JPH06264155A (ja) * | 1993-03-11 | 1994-09-20 | Kankyo Soken Consultant:Kk | アルミ回収溶解炉 |
US5972066A (en) * | 1997-04-22 | 1999-10-26 | Iron Dynamics, Inc. | Mixed bed iron reduction process |
-
1997
- 1997-10-23 JP JP29137897A patent/JP4159634B2/ja not_active Expired - Fee Related
-
1998
- 1998-10-14 ZA ZA989374A patent/ZA989374B/xx unknown
- 1998-10-21 ES ES98950343T patent/ES2177069T3/es not_active Expired - Lifetime
- 1998-10-21 BR BR9812981-3A patent/BR9812981A/pt not_active IP Right Cessation
- 1998-10-21 RU RU2000112633/02A patent/RU2194771C2/ru not_active IP Right Cessation
- 1998-10-21 KR KR1020007004304A patent/KR100362781B1/ko not_active IP Right Cessation
- 1998-10-21 WO PCT/JP1998/004785 patent/WO1999020801A1/en active IP Right Grant
- 1998-10-21 EP EP98950343A patent/EP1027461B1/en not_active Expired - Lifetime
- 1998-10-21 AT AT98950343T patent/ATE217351T1/de not_active IP Right Cessation
- 1998-10-21 CA CA002306805A patent/CA2306805C/en not_active Expired - Fee Related
- 1998-10-21 AU AU96463/98A patent/AU734001B2/en not_active Ceased
- 1998-10-21 CN CN98810361A patent/CN1087352C/zh not_active Expired - Fee Related
- 1998-10-21 DE DE69805321T patent/DE69805321T2/de not_active Expired - Lifetime
- 1998-10-22 US US09/176,311 patent/US6210462B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100362781B1 (ko) | 2002-11-29 |
CA2306805C (en) | 2005-01-04 |
JP4159634B2 (ja) | 2008-10-01 |
ATE217351T1 (de) | 2002-05-15 |
CA2306805A1 (en) | 1999-04-29 |
AU9646398A (en) | 1999-05-10 |
BR9812981A (pt) | 2000-08-08 |
KR20010031311A (ko) | 2001-04-16 |
EP1027461A1 (en) | 2000-08-16 |
CN1087352C (zh) | 2002-07-10 |
CN1276838A (zh) | 2000-12-13 |
WO1999020801A1 (en) | 1999-04-29 |
AU734001B2 (en) | 2001-05-31 |
EP1027461B1 (en) | 2002-05-08 |
DE69805321T2 (de) | 2002-11-28 |
DE69805321D1 (de) | 2002-06-13 |
RU2194771C2 (ru) | 2002-12-20 |
ES2177069T3 (es) | 2002-12-01 |
JPH11131119A (ja) | 1999-05-18 |
US6210462B1 (en) | 2001-04-03 |
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