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BR9608411A - Process for recovering iron from iron-rich materials - Google Patents

Process for recovering iron from iron-rich materials

Info

Publication number
BR9608411A
BR9608411A BR9608411A BR9608411A BR9608411A BR 9608411 A BR9608411 A BR 9608411A BR 9608411 A BR9608411 A BR 9608411A BR 9608411 A BR9608411 A BR 9608411A BR 9608411 A BR9608411 A BR 9608411A
Authority
BR
Brazil
Prior art keywords
iron
recovering
rich materials
rich
materials
Prior art date
Application number
BR9608411A
Other languages
Portuguese (pt)
Inventor
George W Ford Jr
Russel G Madsen
Richard C Lambert
Original Assignee
Covol Tech 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
Priority claimed from US08/468,104 external-priority patent/US5589118A/en
Application filed by Covol Tech Inc filed Critical Covol Tech Inc
Publication of BR9608411A publication Critical patent/BR9608411A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/08—Making granules by agglomerating smaller particles
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/007—Conditions of the cokes or characterised by the cokes used
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/02—Working-up flue dust
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/527—Charging of the electric furnace
    • 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)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Processing Of Solid Wastes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
BR9608411A 1995-06-06 1996-02-08 Process for recovering iron from iron-rich materials BR9608411A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/468,104 US5589118A (en) 1994-01-21 1995-06-06 Process for recovering iron from iron-containing material
US54697595A 1995-10-23 1995-10-23
PCT/US1996/001798 WO1996039290A1 (en) 1995-06-06 1996-02-08 Process for recovering iron from iron-rich material

Publications (1)

Publication Number Publication Date
BR9608411A true BR9608411A (en) 1998-12-29

Family

ID=27042285

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9608411A BR9608411A (en) 1995-06-06 1996-02-08 Process for recovering iron from iron-rich materials

Country Status (11)

Country Link
EP (1) EP0831984A4 (en)
JP (1) JPH11506168A (en)
KR (1) KR19990022152A (en)
AU (1) AU703815B2 (en)
BR (1) BR9608411A (en)
CA (1) CA2223044A1 (en)
HU (1) HUP9801753A2 (en)
NZ (1) NZ303005A (en)
PL (1) PL323625A1 (en)
TR (1) TR199701542T1 (en)
WO (1) WO1996039290A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1304374B1 (en) * 1998-05-27 2001-03-15 Gloster Nv METHOD FOR THE RECYCLING OF POWDERS DERIVING FROM STEEL PROCESSING PROCESSES OR SIMILAR THROUGH THE MANUFACTURE OF
FR2930265B1 (en) * 2008-11-21 2012-04-06 Snf Sas PROCESS FOR THE AGGLOMERATION OF INDUSTRIAL DUST, IN PARTICULAR BY A BRIQUETTING TECHNIQUE
JP2015518922A (en) * 2012-05-23 2015-07-06 ヴァーレ、ソシエダージ、アノニマＶａｌｅ Ｓ．Ａ． Method for improving the reducibility of iron ore pellets
CN106544499B (en) * 2015-09-17 2018-07-24 攀钢冶金材料有限责任公司 A kind of composite assistant and its preparation method and application
RU2609884C1 (en) * 2016-02-18 2017-02-06 Александр Николаевич Шаруда Extrusion briquette for steel production
GB202103972D0 (en) * 2021-03-22 2021-05-05 Binding Solutions Ltd Pellet

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2648647A (en) * 1951-05-28 1953-08-11 Dow Chemical Co Polymerizing acrylonitrile in aqueous mixed salts
US3893847A (en) * 1970-08-07 1975-07-08 Catoleum Pty Ltd Composition of matter and process
DE2212460C3 (en) * 1972-03-15 1975-03-06 Bergwerksverband Gmbh, 4300 Essen Use of aqueous suspensions of butadiene-acrylonitrile copotymers as binders for fine coal
US3898076A (en) * 1972-10-19 1975-08-05 Robert L Ranke Sealing and briquetting finely divided material with vinyl copolymer and wax
DE2927249A1 (en) * 1978-07-07 1980-01-17 Sinloihi Co Ltd FINE SPHERICAL POLYMER PARTICLES CONTAINING AN INORGANIC PIGMENT AND / OR A BLACK COLORANT, AND METHOD FOR THE PRODUCTION THEREOF
AU546359B2 (en) * 1980-12-08 1985-08-29 Revertex (South Africa) Pty. Ltd. Briquetting of particulate materials
SU1730123A1 (en) * 1988-08-05 1992-04-30 Украинский научно-исследовательский углехимический институт Binder for hot briquetting of coal
US5147452A (en) * 1991-04-24 1992-09-15 Betz Laboratories, Inc. Method of agglomerating mineral ore concentrate
US5453103A (en) * 1994-01-21 1995-09-26 Environmental Technologies Group International, Inc. Reclaiming and utilizing discarded and newly formed coke breeze, coal fines, and blast furnace revert materials, and related methods

Also Published As

Publication number Publication date
CA2223044A1 (en) 1996-12-12
EP0831984A1 (en) 1998-04-01
KR19990022152A (en) 1999-03-25
HUP9801753A2 (en) 1998-11-30
AU703815B2 (en) 1999-04-01
AU4920096A (en) 1996-12-24
EP0831984A4 (en) 1998-09-09
TR199701542T1 (en) 1998-02-21
NZ303005A (en) 1998-11-25
WO1996039290A1 (en) 1996-12-12
JPH11506168A (en) 1999-06-02
PL323625A1 (en) 1998-04-14

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Legal Events

Date Code Title Description
EG Technical examination (opinion): publication of technical examination (opinion)
B09B Patent application refused [chapter 9.2 patent gazette]