ZA200810423B - Process for recycling of steel industry iron-bearing by-products by treating pellets in direct reduction furnaces - Google Patents

Process for recycling of steel industry iron-bearing by-products by treating pellets in direct reduction furnaces

Info

Publication number
ZA200810423B
ZA200810423B ZA200810423A ZA200810423A ZA200810423B ZA 200810423 B ZA200810423 B ZA 200810423B ZA 200810423 A ZA200810423 A ZA 200810423A ZA 200810423 A ZA200810423 A ZA 200810423A ZA 200810423 B ZA200810423 B ZA 200810423B
Authority
ZA
South Africa
Prior art keywords
recycling
bearing
products
direct reduction
steel industry
Prior art date
Application number
ZA200810423A
Other languages
English (en)
Inventor
Ahsan Syed Niaz
Awan Fazar-Ur-Rehman
Al-Hazemi Ali
Al-Dulaijan Fawzi
Original Assignee
Saudi Basic Ind Corp
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=37102498&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA200810423(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Saudi Basic Ind Corp filed Critical Saudi Basic Ind Corp
Publication of ZA200810423B publication Critical patent/ZA200810423B/xx

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
    • C22B1/2413—Binding; Briquetting ; Granulating enduration of pellets
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • 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
    • C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2200/00—Recycling of non-gaseous waste material
    • 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
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/30—Obtaining zinc or zinc oxide from metallic residues or scraps
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA200810423A 2006-05-24 2008-12-09 Process for recycling of steel industry iron-bearing by-products by treating pellets in direct reduction furnaces ZA200810423B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06010626 2006-05-24

Publications (1)

Publication Number Publication Date
ZA200810423B true ZA200810423B (en) 2009-11-25

Family

ID=37102498

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200810423A ZA200810423B (en) 2006-05-24 2008-12-09 Process for recycling of steel industry iron-bearing by-products by treating pellets in direct reduction furnaces

Country Status (10)

Country Link
US (1) US9011573B2 (fr)
EP (1) EP2035590B2 (fr)
CN (1) CN101466853B (fr)
AR (1) AR061186A1 (fr)
AT (1) ATE533867T2 (fr)
EG (1) EG26655A (fr)
MX (1) MX2008014933A (fr)
MY (1) MY148947A (fr)
WO (2) WO2007134725A2 (fr)
ZA (1) ZA200810423B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007134725A2 (fr) 2006-05-24 2007-11-29 Saudi Basic Industries Corporation Procédé de recyclage de sous-produits à base de fer dans l'industrie sidérurgique, boulette obtenue au moyen de ce procédé et son utilisation
US9994928B2 (en) 2013-03-26 2018-06-12 Posco Method for recycling iron-containing by-products discharged from coal-based molten ironmaking process, system therefor, and reduced iron agglomeration system
CN103757169B (zh) * 2014-02-25 2016-04-27 中冶赛迪上海工程技术有限公司 一种处理氧化铁皮竖炉直接还原工艺
MX2014014746A (es) * 2014-12-03 2015-10-02 D R &D Labs And Engineering S De R L De C V Proceso para la obtencion de briquetas a partir de finos de pellet, lodos de dri, finos de dri y polvos de sistemas de desempolvado de dri para su uso industrial en procesos de producción de hierro de reducción directa.
US9657993B2 (en) 2015-02-20 2017-05-23 Gestion Mcmarland Inc. Solid agglomerate of fine metal particles comprising a liquid oily lubricant and method for making same
CN107226703B (zh) * 2017-06-07 2020-07-31 西南科技大学 一种无钙焙烧铬渣致密耐火材料的制备方法
WO2020122701A1 (fr) * 2018-12-12 2020-06-18 Jesus R Cuauro Pulgar Procédé d'obtention de briquettes à partir de fines de granulés, boues de dri, fines de dri et poudres de systèmes de dépoussiérage de dri pour leur utilisation industrielle dans des procédés de production de fer par réduction directe

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003864A (en) 1959-12-16 1961-10-10 Bethlehem Steel Corp Method of sintering
US3432287A (en) * 1966-03-11 1969-03-11 Mckee & Co Arthur G Agglomeration method and apparatus
US3420656A (en) * 1966-09-02 1969-01-07 Lummus Co Process for forming hard oxide pellets and product thereof
US3975182A (en) 1973-08-09 1976-08-17 United States Steel Corporation Pellets useful in shaft furnace direct reduction and method of making same
ZA765773B (en) 1975-10-10 1977-09-28 Uss Eng & Consult Method for improving ironoxide pellets for direct reduction
JPS55115930A (en) * 1979-02-28 1980-09-06 Nippon Steel Corp Fine ore treating method for reduction shaft furnace
JPS60255937A (ja) * 1984-05-30 1985-12-17 Nippon Kokan Kk <Nkk> 非焼成塊成鉱の製造法
US5885328A (en) * 1996-05-31 1999-03-23 Ltv Steel Company, Inc. Method of agglomerating oil-containing steel mill waste
US6379421B1 (en) * 1999-02-25 2002-04-30 Hylsa S.A. De C.V. Method and apparatus removing undesirable metals from iron-containing materials
GB2351515B (en) * 1999-06-29 2002-09-11 Pandrol Ltd Adjustable railway rail fastening assembly and methods for use therewith
ITMI20011381A1 (it) * 2001-06-29 2002-12-29 T Eco Aer S R L Procedimento di trattamento delle polveri contenute nei fumi di acciaieria con produzione di ghisa
FR2833367B1 (fr) 2001-12-10 2004-01-30 Commissariat Energie Atomique Organe de commande a cables tendus
KR100584745B1 (ko) * 2001-12-21 2006-05-30 주식회사 포스코 일반탄 및 분철광석을 이용한 용철제조공정에 있어서함철더스트 및 슬러지 재활용 장치 및 방법
AU2003230680A1 (en) 2002-03-19 2003-10-08 Superior Graphite Co. Process and apparatus for the direct reduction of iron oxides in an electrothermal fluidized bed and resulant product
CN1537959A (zh) * 2003-10-23 2004-10-20 张玉山 一种高炉炼铁用冷固结球团矿及其制备方法
WO2007134725A2 (fr) 2006-05-24 2007-11-29 Saudi Basic Industries Corporation Procédé de recyclage de sous-produits à base de fer dans l'industrie sidérurgique, boulette obtenue au moyen de ce procédé et son utilisation

Also Published As

Publication number Publication date
US9011573B2 (en) 2015-04-21
MX2008014933A (es) 2009-02-19
WO2007134725A3 (fr) 2008-04-03
WO2007134725A2 (fr) 2007-11-29
AR061186A1 (es) 2008-08-13
EP2035590B2 (fr) 2017-03-08
EP2035590B1 (fr) 2011-11-16
CN101466853B (zh) 2013-01-09
EG26655A (en) 2014-05-04
EP2035590A2 (fr) 2009-03-18
US20090169413A1 (en) 2009-07-02
MY148947A (en) 2013-06-14
WO2007134859A3 (fr) 2008-03-27
CN101466853A (zh) 2009-06-24
ATE533867T2 (de) 2011-12-15
WO2007134859A2 (fr) 2007-11-29

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