LU91729B1 - Heat recovery from dry-granulated metallurgical slag - Google Patents

Heat recovery from dry-granulated metallurgical slag

Info

Publication number
LU91729B1
LU91729B1 LU91729A LU91729A LU91729B1 LU 91729 B1 LU91729 B1 LU 91729B1 LU 91729 A LU91729 A LU 91729A LU 91729 A LU91729 A LU 91729A LU 91729 B1 LU91729 B1 LU 91729B1
Authority
LU
Luxembourg
Prior art keywords
dry
heat recovery
metallurgical slag
granulated
granulated metallurgical
Prior art date
Application number
LU91729A
Inventor
Claudine Friederici
Bob Greiveldinger
Horst Kappes
Marc Schweitzer
Daniel Michels
Original Assignee
Wurth Paul Sa
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 Wurth Paul Sa filed Critical Wurth Paul Sa
Priority to LU91729A priority Critical patent/LU91729B1/en
Priority to CN2011203288101U priority patent/CN202272881U/en
Application granted granted Critical
Publication of LU91729B1 publication Critical patent/LU91729B1/en

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
    • C21B3/04—Recovery of by-products, e.g. slag
    • C21B3/06—Treatment of liquid slag
    • C21B3/08—Cooling slag
    • 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
    • C22B7/04—Working-up slag
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/02—Physical or chemical treatment of slags
    • C21B2400/022—Methods of cooling or quenching molten slag
    • C21B2400/026—Methods of cooling or quenching molten slag using air, inert gases or removable conductive bodies
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/066—Receptacle features where the slag is treated
    • C21B2400/068—Receptacle features where the slag is treated with a sealed or controlled environment
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/066—Receptacle features where the slag is treated
    • C21B2400/072—Tanks to collect the slag, e.g. water tank
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/08—Treatment of slags originating from iron or steel processes with energy recovery
    • 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
    • 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
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Furnace Details (AREA)
LU91729A 2010-09-13 2010-09-13 Heat recovery from dry-granulated metallurgical slag LU91729B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
LU91729A LU91729B1 (en) 2010-09-13 2010-09-13 Heat recovery from dry-granulated metallurgical slag
CN2011203288101U CN202272881U (en) 2010-09-13 2011-09-02 Heat recovery and treatment apparatus for hot dry granular slag

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU91729A LU91729B1 (en) 2010-09-13 2010-09-13 Heat recovery from dry-granulated metallurgical slag

Publications (1)

Publication Number Publication Date
LU91729B1 true LU91729B1 (en) 2012-03-14

Family

ID=43922690

Family Applications (1)

Application Number Title Priority Date Filing Date
LU91729A LU91729B1 (en) 2010-09-13 2010-09-13 Heat recovery from dry-granulated metallurgical slag

Country Status (2)

Country Link
CN (1) CN202272881U (en)
LU (1) LU91729B1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428292A (en) * 1977-08-05 1979-03-02 Ishikawajima Harima Heavy Ind Co Ltd Heat recovering apparatus for slag granule
US4359434A (en) * 1977-09-06 1982-11-16 Svenskt Stal Aktiebolag Process for granulating molten material
JPS59125387A (en) * 1982-12-31 1984-07-19 川崎重工業株式会社 Heat exchanger for gas and granular body
JP2009051719A (en) * 2007-05-11 2009-03-12 Jfe Steel Kk Apparatus and method for cooling treatment of molten slag

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428292A (en) * 1977-08-05 1979-03-02 Ishikawajima Harima Heavy Ind Co Ltd Heat recovering apparatus for slag granule
US4359434A (en) * 1977-09-06 1982-11-16 Svenskt Stal Aktiebolag Process for granulating molten material
JPS59125387A (en) * 1982-12-31 1984-07-19 川崎重工業株式会社 Heat exchanger for gas and granular body
JP2009051719A (en) * 2007-05-11 2009-03-12 Jfe Steel Kk Apparatus and method for cooling treatment of molten slag

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 198435, Derwent World Patents Index; AN 1984-216024, XP002637138 *

Also Published As

Publication number Publication date
CN202272881U (en) 2012-06-13

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