EP2834380A4 - Process for recovery of iron/steel from mill scales and fines - Google Patents

Process for recovery of iron/steel from mill scales and fines

Info

Publication number
EP2834380A4
EP2834380A4 EP13772913.3A EP13772913A EP2834380A4 EP 2834380 A4 EP2834380 A4 EP 2834380A4 EP 13772913 A EP13772913 A EP 13772913A EP 2834380 A4 EP2834380 A4 EP 2834380A4
Authority
EP
European Patent Office
Prior art keywords
fines
recovery
iron
steel
mill scales
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Withdrawn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
EP13772913.3A
Other languages
German (de)
French (fr)
Other versions
EP2834380A1 (en
Inventor
Henry H Hoffman
Jeffrey J Hoffman
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.)
GLOBAL IRON & STEEL SERVICES LLC
Original Assignee
GLOBAL IRON & STEEL SERVICES LLC
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 GLOBAL IRON & STEEL SERVICES LLC filed Critical GLOBAL IRON & STEEL SERVICES LLC
Publication of EP2834380A1 publication Critical patent/EP2834380A1/en
Publication of EP2834380A4 publication Critical patent/EP2834380A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/008—Composition or distribution of the charge
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast 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
EP13772913.3A 2012-04-05 2013-03-14 Process for recovery of iron/steel from mill scales and fines Withdrawn EP2834380A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261620498P 2012-04-05 2012-04-05
PCT/US2013/031189 WO2013151711A1 (en) 2012-04-05 2013-03-14 Process for recovery of iron/steel from mill scales and fines

Publications (2)

Publication Number Publication Date
EP2834380A1 EP2834380A1 (en) 2015-02-11
EP2834380A4 true EP2834380A4 (en) 2015-12-30

Family

ID=49300917

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13772913.3A Withdrawn EP2834380A4 (en) 2012-04-05 2013-03-14 Process for recovery of iron/steel from mill scales and fines

Country Status (5)

Country Link
US (1) US20150013497A1 (en)
EP (1) EP2834380A4 (en)
CA (1) CA2869553A1 (en)
MX (1) MX2014012005A (en)
WO (1) WO2013151711A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017115219A1 (en) * 2015-12-29 2017-07-06 Sabic Global Technologies B.V. Systems and methods for feeding manufacturing by-products to a furnace
EP3673089A4 (en) * 2017-08-23 2021-04-28 Amerifab, Inc. Stellmaking and ironmaking scrap segregation and packaging system and method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805146A (en) * 1955-12-15 1957-09-03 John Conlan Howard Ore reduction in cans
US4244492A (en) * 1978-03-09 1981-01-13 Champion International Corporation Packaging for reclaiming scrap metal
WO2007146430A2 (en) * 2006-06-13 2007-12-21 Iron Mount Corporation Apparatus and method for processing metallurgical 'fines' in (eaf) electric arc furnaces

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836847A (en) * 1988-04-27 1989-06-06 Zia Technology, Inc. Method for reclaiming metal values from electric arc furnace flue dust and sludge and rendering residual solids recyclable or non-hazardous
DE4301322C2 (en) * 1993-01-20 1994-12-15 Feustel Hans Ulrich Dipl Ing Process and device for melting ferrous metal materials
DE10237603B4 (en) * 2002-08-16 2008-06-19 Wieland-Werke Ag Monitoring device for smelting furnaces and smelting furnace with monitoring device
EA200700016A3 (en) * 2004-06-12 2007-12-28 Айрон Маунт Корпорейшн METHOD AND DEVICE FOR IMPLEMENTING THE METALLURGICAL PROCESS

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805146A (en) * 1955-12-15 1957-09-03 John Conlan Howard Ore reduction in cans
US4244492A (en) * 1978-03-09 1981-01-13 Champion International Corporation Packaging for reclaiming scrap metal
WO2007146430A2 (en) * 2006-06-13 2007-12-21 Iron Mount Corporation Apparatus and method for processing metallurgical 'fines' in (eaf) electric arc furnaces

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013151711A1 *

Also Published As

Publication number Publication date
MX2014012005A (en) 2015-06-22
US20150013497A1 (en) 2015-01-15
EP2834380A1 (en) 2015-02-11
CA2869553A1 (en) 2013-10-10
WO2013151711A1 (en) 2013-10-10

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Legal Events

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

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Effective date: 20141016

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20151127

RIC1 Information provided on ipc code assigned before grant

Ipc: C22B 7/00 20060101AFI20151123BHEP

Ipc: C22B 7/02 20060101ALI20151123BHEP

Ipc: C21B 5/00 20060101ALI20151123BHEP

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

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Effective date: 20160628