EP3003606A4 - Iron and tungsten containing briquettes - Google Patents

Iron and tungsten containing briquettes Download PDF

Info

Publication number
EP3003606A4
EP3003606A4 EP14805161.8A EP14805161A EP3003606A4 EP 3003606 A4 EP3003606 A4 EP 3003606A4 EP 14805161 A EP14805161 A EP 14805161A EP 3003606 A4 EP3003606 A4 EP 3003606A4
Authority
EP
European Patent Office
Prior art keywords
iron
tungsten containing
containing briquettes
briquettes
tungsten
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP14805161.8A
Other languages
German (de)
French (fr)
Other versions
EP3003606A1 (en
Inventor
Dag SJÖBERG
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ferrolegeringar AB
Original Assignee
Ferrolegeringar AB
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
Application filed by Ferrolegeringar AB filed Critical Ferrolegeringar AB
Publication of EP3003606A1 publication Critical patent/EP3003606A1/en
Publication of EP3003606A4 publication Critical patent/EP3003606A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/001—Starting from powder comprising reducible metal compounds
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C35/00—Master alloys for iron or steel
    • 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
    • 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
    • C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
    • 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
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/36—Obtaining tungsten
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0235—Starting from compounds, e.g. oxides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C35/00—Master alloys for iron or steel
    • C22C35/005—Master alloys for iron or steel based on iron, e.g. ferro-alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/006—Starting from ores containing non ferrous metallic oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
EP14805161.8A 2013-05-27 2014-05-27 Iron and tungsten containing briquettes Withdrawn EP3003606A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1300384A SE537464C2 (en) 2013-05-27 2013-05-27 Iron and tungsten-containing briquettes
PCT/SE2014/050654 WO2014193299A1 (en) 2013-05-27 2014-05-27 Iron and tungsten containing briquettes

Publications (2)

Publication Number Publication Date
EP3003606A1 EP3003606A1 (en) 2016-04-13
EP3003606A4 true EP3003606A4 (en) 2017-02-15

Family

ID=51989194

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14805161.8A Withdrawn EP3003606A4 (en) 2013-05-27 2014-05-27 Iron and tungsten containing briquettes

Country Status (4)

Country Link
EP (1) EP3003606A4 (en)
SE (1) SE537464C2 (en)
TW (1) TW201501839A (en)
WO (1) WO2014193299A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113479A (en) * 1976-02-27 1978-09-12 Amax Inc. Vacuum smelting process for producing ferrotungsten
GB1563725A (en) * 1975-09-22 1980-03-26 Treibacher Chemische Werke Ag Additive for steel melts
WO2014037385A1 (en) * 2012-09-05 2014-03-13 Ab Ferrolegeringar Iron and tungsten containing pellets and iron, tungsten and molybdenum containing pellets

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1097950A (en) * 1977-02-14 1981-03-24 Donald O. Buker Vacuum smelting process for producing ferrotungsten
AT409271B (en) * 2000-02-04 2002-07-25 Treibacher Ind Ag METHOD FOR PRODUCING AGGLOMERATES, CONTAINING IRON AND AT LEAST ONE OTHER ELEMENT OF GROUPS 5 OR 6 OF THE PERIODIC SYSTEM
EP2427286A4 (en) * 2009-10-26 2012-06-27 Minpro Aktiebolag Recycling of tungsten carbides
EP2597165B1 (en) * 2011-11-25 2014-09-03 AB Ferrolegeringar Iron and molybdenum containing pellets

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1563725A (en) * 1975-09-22 1980-03-26 Treibacher Chemische Werke Ag Additive for steel melts
US4113479A (en) * 1976-02-27 1978-09-12 Amax Inc. Vacuum smelting process for producing ferrotungsten
WO2014037385A1 (en) * 2012-09-05 2014-03-13 Ab Ferrolegeringar Iron and tungsten containing pellets and iron, tungsten and molybdenum containing pellets

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014193299A1 *

Also Published As

Publication number Publication date
EP3003606A1 (en) 2016-04-13
WO2014193299A1 (en) 2014-12-04
TW201501839A (en) 2015-01-16
SE1300384A1 (en) 2014-11-28
SE537464C2 (en) 2015-05-12

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20170118

RIC1 Information provided on ipc code assigned before grant

Ipc: B22F 3/00 20060101AFI20170112BHEP

Ipc: C22C 35/00 20060101ALI20170112BHEP

Ipc: C22B 34/36 20060101ALI20170112BHEP

Ipc: C22B 5/12 20060101ALI20170112BHEP

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 20170815