ZA981981B - Iron ore refining method - Google Patents

Iron ore refining method

Info

Publication number
ZA981981B
ZA981981B ZA981981A ZA981981A ZA981981B ZA 981981 B ZA981981 B ZA 981981B ZA 981981 A ZA981981 A ZA 981981A ZA 981981 A ZA981981 A ZA 981981A ZA 981981 B ZA981981 B ZA 981981B
Authority
ZA
South Africa
Prior art keywords
iron ore
partly
reactor
iron
primary reactor
Prior art date
Application number
ZA981981A
Other languages
English (en)
Inventor
Donald Prentice Satchell
Original Assignee
Boc Group Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25220031&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA981981(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boc Group Inc filed Critical Boc Group Inc
Publication of ZA981981B publication Critical patent/ZA981981B/xx

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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or 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
    • Y02P10/10—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)
  • Pretreatment Of Seeds And Plants (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
ZA981981A 1997-03-13 1998-03-09 Iron ore refining method ZA981981B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/816,232 US5938815A (en) 1997-03-13 1997-03-13 Iron ore refining method

Publications (1)

Publication Number Publication Date
ZA981981B true ZA981981B (en) 1998-09-09

Family

ID=25220031

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA981981A ZA981981B (en) 1997-03-13 1998-03-09 Iron ore refining method

Country Status (10)

Country Link
US (1) US5938815A (cs)
EP (1) EP0864658B1 (cs)
JP (1) JPH10251720A (cs)
AT (1) ATE216432T1 (cs)
AU (1) AU725795B2 (cs)
CZ (1) CZ56098A3 (cs)
DE (1) DE69804891T2 (cs)
ID (1) ID20054A (cs)
PL (1) PL325309A1 (cs)
ZA (1) ZA981981B (cs)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPN226095A0 (en) 1995-04-07 1995-05-04 Technological Resources Pty Limited A method of producing metals and metal alloys
AUPO426096A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited Method and apparatus for producing metals and metal alloys
AUPO426396A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited A method of producing iron
AUPO944697A0 (en) * 1997-09-26 1997-10-16 Technological Resources Pty Limited A method of producing metals and metal alloys
US6193781B1 (en) * 1997-12-09 2001-02-27 The Boc Group, Inc. Method of smelting iron ore
KR100370920B1 (ko) * 1997-12-26 2003-02-05 닛폰 고칸 가부시키가이샤 용선의 정련방법 및 그 용선을 제조하기 위한 용융환원 제련방법
AUPP442598A0 (en) 1998-07-01 1998-07-23 Technological Resources Pty Limited Direct smelting vessel
MY119760A (en) 1998-07-24 2005-07-29 Tech Resources Pty Ltd A direct smelting process
AUPP483898A0 (en) 1998-07-24 1998-08-13 Technological Resources Pty Limited A direct smelting process & apparatus
AUPP554098A0 (en) 1998-08-28 1998-09-17 Technological Resources Pty Limited A process and an apparatus for producing metals and metal alloys
AUPP570098A0 (en) 1998-09-04 1998-10-01 Technological Resources Pty Limited A direct smelting process
AUPP647198A0 (en) 1998-10-14 1998-11-05 Technological Resources Pty Limited A process and an apparatus for producing metals and metal alloys
AUPP805599A0 (en) 1999-01-08 1999-02-04 Technological Resources Pty Limited A direct smelting process
AUPQ083599A0 (en) 1999-06-08 1999-07-01 Technological Resources Pty Limited Direct smelting vessel
AUPQ152299A0 (en) 1999-07-09 1999-08-05 Technological Resources Pty Limited Start-up procedure for direct smelting process
AUPQ205799A0 (en) 1999-08-05 1999-08-26 Technological Resources Pty Limited A direct smelting process
AUPQ213099A0 (en) 1999-08-10 1999-09-02 Technological Resources Pty Limited Pressure control
AUPQ308799A0 (en) 1999-09-27 1999-10-21 Technological Resources Pty Limited A direct smelting process
AUPQ346399A0 (en) 1999-10-15 1999-11-11 Technological Resources Pty Limited Stable idle procedure
AUPQ365799A0 (en) 1999-10-26 1999-11-18 Technological Resources Pty Limited A direct smelting apparatus and process
US6602321B2 (en) 2000-09-26 2003-08-05 Technological Resources Pty. Ltd. Direct smelting process

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3028231A (en) * 1959-01-01 1962-04-03 British Iron Steel Research Processing of metallic ores
JPS5472707A (en) * 1977-11-22 1979-06-11 Ishikawajima Harima Heavy Ind Co Ltd Direct reduction method for iron oxide
JPS5785911A (en) * 1980-11-18 1982-05-28 Ishikawajima Harima Heavy Ind Co Ltd Direct reduction and melting method for iron oxide
JPS6164807A (ja) * 1984-09-03 1986-04-03 Nippon Steel Corp 鉄鉱石の溶融還元方法
JPH0635610B2 (ja) * 1986-03-31 1994-05-11 日本鋼管株式会社 銑鉄の製造方法
DE3737262A1 (de) * 1987-11-03 1989-05-24 Voest Alpine Ind Anlagen Verfahren zur vorbehandlung eines stueckigen kohlenstofftraegers
AT390622B (de) * 1988-10-25 1990-06-11 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von fluessigem roheisen
DE4206828C2 (de) * 1992-03-04 1996-06-20 Tech Resources Pty Ltd Schmelzreduktionsverfahren mit hoher Produktivität
US5613997A (en) * 1994-03-17 1997-03-25 The Boc Group Plc Metallurgical process

Also Published As

Publication number Publication date
ATE216432T1 (de) 2002-05-15
ID20054A (id) 1998-09-17
EP0864658A1 (en) 1998-09-16
PL325309A1 (en) 1998-09-14
AU5387998A (en) 1998-09-17
DE69804891D1 (de) 2002-05-23
EP0864658B1 (en) 2002-04-17
JPH10251720A (ja) 1998-09-22
DE69804891T2 (de) 2002-11-21
CZ56098A3 (cs) 1999-10-13
US5938815A (en) 1999-08-17
AU725795B2 (en) 2000-10-19

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