ZA907610B - Method for preheating scrap iron by pyrolysis of resinous residues contained therein,recovery of their energy content and improvement of the steelmaking cycle - Google Patents

Method for preheating scrap iron by pyrolysis of resinous residues contained therein,recovery of their energy content and improvement of the steelmaking cycle

Info

Publication number
ZA907610B
ZA907610B ZA907610A ZA907610A ZA907610B ZA 907610 B ZA907610 B ZA 907610B ZA 907610 A ZA907610 A ZA 907610A ZA 907610 A ZA907610 A ZA 907610A ZA 907610 B ZA907610 B ZA 907610B
Authority
ZA
South Africa
Prior art keywords
pyrolysis
scrap iron
recovery
improvement
resinous
Prior art date
Application number
ZA907610A
Other languages
English (en)
Inventor
Roberto Sancinelli
Original Assignee
Blufin Srl
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 Blufin Srl filed Critical Blufin Srl
Publication of ZA907610B publication Critical patent/ZA907610B/xx

Links

Classifications

    • 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
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/02—Making special pig-iron, e.g. by applying additives, e.g. oxides of other metals
    • C21B5/023—Injection of the additives into the melting part
    • C21B5/026—Injection of the additives into the melting part of plastic material
    • 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
    • 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
    • C21C5/56—Manufacture of steel by other methods
    • C21C5/562—Manufacture of steel by other methods starting from scrap
    • C21C5/565—Preheating of scrap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/34—Arrangements of heating devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/42—Arrangement of controlling, monitoring, alarm or like devices
    • 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
    • F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
    • F27D13/002—Preheating scrap
    • 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
    • C21C2005/5282—Charging of the electric furnace with organic contaminated scrap
    • 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/305—Afterburning
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S266/00—Metallurgical apparatus
    • Y10S266/901—Scrap metal preheating or melting
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
    • Y10S75/958—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures with concurrent production of iron and other desired nonmetallic product, e.g. energy, fertilizer

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Furnace Details (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Treatment Of Sludge (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Coke Industry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
ZA907610A 1990-04-09 1990-09-24 Method for preheating scrap iron by pyrolysis of resinous residues contained therein,recovery of their energy content and improvement of the steelmaking cycle ZA907610B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT292090A IT1245346B (it) 1990-04-09 1990-04-09 Metodo di preriscaldo rottame di ferro tramite pirolisi di residui resinosi in esso contenuti con recupero integrale del loro contenuto energetico e miglioramento del ciclo siderurgico

Publications (1)

Publication Number Publication Date
ZA907610B true ZA907610B (en) 1991-07-31

Family

ID=11103836

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA907610A ZA907610B (en) 1990-04-09 1990-09-24 Method for preheating scrap iron by pyrolysis of resinous residues contained therein,recovery of their energy content and improvement of the steelmaking cycle

Country Status (28)

Country Link
US (2) US5186740A (bg)
EP (1) EP0451323B1 (bg)
JP (1) JPH03291331A (bg)
AT (1) ATE138977T1 (bg)
AU (1) AU640683B2 (bg)
BG (1) BG60463B1 (bg)
BR (1) BR9004838A (bg)
CA (1) CA2023414A1 (bg)
CZ (1) CZ425490A3 (bg)
DD (1) DD298287A5 (bg)
DE (1) DE69027302T2 (bg)
DK (1) DK0451323T3 (bg)
ES (1) ES2088931T3 (bg)
FI (1) FI93862C (bg)
GR (1) GR3020641T3 (bg)
HR (1) HRP930448A2 (bg)
HU (1) HU210761B (bg)
IE (1) IE903250A1 (bg)
IL (1) IL95683A (bg)
IT (1) IT1245346B (bg)
NO (1) NO179013C (bg)
PL (1) PL166183B1 (bg)
PT (1) PT95872A (bg)
RO (1) RO110415A2 (bg)
RU (1) RU1830084C (bg)
TR (1) TR25626A (bg)
YU (1) YU182090A (bg)
ZA (1) ZA907610B (bg)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW221462B (bg) * 1991-06-28 1994-03-01 Stein Atkinson Strody Ltd
ES2101643B1 (es) * 1994-11-21 1998-01-16 Al Air Liquide Espa A S A Procedimiento para la fusion de metales o no metales, y utilizacion, en un procedimiento para la fusion de metales o no metales, de un material que comprende por lomenos un polimero proveniente de un hidrocarburo.
CH690128A5 (it) * 1995-06-08 2000-05-15 Elti Srl Procedimento di fusione di metalli ferrosi mediante un forno ad arco elettrico.
DE19541150C2 (de) * 1995-10-25 1997-10-09 Mannesmann Ag Verfahren und Einrichtung zum Behandeln von Reststoffen
JP3680127B2 (ja) * 1996-06-27 2005-08-10 ソリオス サーマル リミテッド 熱処理装置
US5782188A (en) * 1996-09-25 1998-07-21 Evans; Marvin Pyrolytic combustion apparatus and method
IT1289021B1 (it) * 1996-11-13 1998-09-25 Danieli Off Mecc Forno elettrico ad arco e relativo procedimento di fusione continua
CA2237291C (en) * 1998-05-11 2006-08-01 Scc Environmental Group Inc. Method and apparatus for removing mercury and organic contaminants from soils, sludges and sediments and other inert materials
US6270630B1 (en) * 1998-12-03 2001-08-07 Li Xing Process and apparatus for producing hydrocarbons from residential trash or waste and/or organic waste materials
EP1445236A1 (fr) * 2003-02-05 2004-08-11 Université de Liège Procédé et installation pour la fabrication de nanotubes de carbone
US6830605B2 (en) * 2003-03-14 2004-12-14 World Resources Company Recovery of metal values from cermet
SE528222C2 (sv) * 2004-06-23 2006-09-26 Boliden Mineral Ab Förfarande för satsvis upparbetning av värdemetallinnehållande återvinningsmaterial
NZ554303A (en) 2004-09-03 2010-08-27 Newsouth Innovations Pty Ltd Production of ferro-alloys with charge of un-agglomerated polymer
US20060144306A1 (en) * 2005-01-03 2006-07-06 George Montgomery Method for converting tire rubber to coke
EP2013140A4 (en) 2006-04-11 2013-12-04 Thermo Technologies Llc METHODS AND APPARATUS FOR THE PRODUCTION OF SYNTHESIS GAS OF SOLID CARBONACEOUS MATERIALS
US20070257394A1 (en) * 2006-05-08 2007-11-08 Maxwell Technologies, Inc. Feeder for Agglomerating Particles
AU2013201042B2 (en) * 2007-05-07 2013-11-21 Newsouth Innovations Pty Limited Recyclability of a rubber in the production of ferro-alloys
CN101688261B (zh) * 2007-05-07 2012-07-18 新南创新私人有限公司 铁合金制备的改进
WO2010046720A1 (en) * 2008-10-22 2010-04-29 Shap S.P.A. Solar Heat And Power Plant and method for treating non-ferrous metal scrap
TWI573878B (zh) 2009-03-18 2017-03-11 拉斐克 布洛斯 道 鋼生產設備、煉鋼方法以及在鋼生產設備中使用電能的方法
JP2010222660A (ja) * 2009-03-24 2010-10-07 Jfe Steel Corp 溶鋼の精錬方法
US8303474B2 (en) * 2009-08-31 2012-11-06 Aiger Group Ag Apparatus and method for insertion of capsules into filter tows
US8672029B2 (en) * 2009-12-30 2014-03-18 Schlumberger Technology Corporation System for reducing foam in mixing operations
PL223667B1 (pl) 2011-04-06 2016-10-31 Eko Hybres Spółka Z Ograniczoną Odpowiedzialnością Sposób destrukcji i odzyskiwania metali, żużla ekologicznego,gazu i energii z zużytego sprzętu elektronicznego i elektrotechnicznego oraz układ instalacji do stosowania tego sposobu
US8203024B2 (en) 2011-08-23 2012-06-19 Advanced Toffefaction Systems, LLC Torrefaction systems and methods including catalytic oxidation and/or reuse of combustion gases directly in a torrefaction reactor, cooler, and/or dryer/preheater
WO2014195740A1 (en) * 2013-06-07 2014-12-11 Milli Spanovic Facility and procedure for treatment of waste with choice of quality of output products
EP2982922A1 (de) * 2014-08-08 2016-02-10 Primetals Technologies Austria GmbH Vorrichtung und Verfahren zur Steuerung einer Rückhalteeinheit einer Schachtanordnung eines Schmelzofens
CN104785515B (zh) * 2015-04-27 2017-10-13 沈逍江 两段式绞龙间接热脱附装置
EP3165617B1 (en) * 2015-11-09 2019-07-03 Contitech France SNC Method of recycling rubber-metal-composite parts
CN109200963B (zh) * 2018-09-05 2021-03-23 辽宁盛达环保科技发展有限公司 高效耦合、多联产、低氮的煤矸石活化工艺
CN113503736B (zh) * 2021-07-01 2022-03-25 南京溧水金洪磁性元件有限公司 一种用于低噪音永磁电机的永磁铁氧体生产方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB870342A (en) * 1957-08-12 1961-06-14 Proler Steel Corp Scrap refining process and product
US2943930A (en) * 1959-10-27 1960-07-05 Proler Steel Corp Scrap refining process and product
SU443070A1 (ru) * 1972-02-09 1974-09-15 Всесоюзный научно-исследовательский институт металлургической теплотехники Трубчата вращающа с печь дл металлизации железорудных материалов
GB1540261A (en) * 1977-04-01 1979-02-07 Wellman Incandescent Ltd Treatment of contaminated metal scrap
US4264060A (en) * 1977-02-25 1981-04-28 Automated Production Systems Corporation Apparatus for treating metallic scrap in the recovery of metal therefrom
GB2104634B (en) * 1981-08-25 1984-12-05 Apv Mitchell Dryers Limited Method of and apparatus for drying and degreasing swarf
US4548651A (en) * 1983-04-27 1985-10-22 Aluminum Company Of America Method for reclaiming contaminated scrap metal
US4498523A (en) * 1983-05-12 1985-02-12 Aluminum Company Of America Continuous method for reclaiming, melting and casting aluminum scrap
US4784603A (en) * 1986-11-04 1988-11-15 Aluminum Company Of America Process for removing volatiles from metal
SU1497437A1 (ru) * 1987-08-31 1989-07-30 Ленинградское Отделение Всесоюзного Научно-Исследовательского И Проектного Института "Теплопроект" Устройство дл тепловой обработки замасленной стружки
DE3815187A1 (de) * 1988-05-04 1989-11-16 Siemens Ag Temperaturgeregelte anlage zur thermischen abfallentsorgung
US4889556A (en) * 1988-08-01 1989-12-26 Westinghouse Electric Corp. Method of recycling steel belted tires
US5059116A (en) * 1988-12-16 1991-10-22 Gillespie & Powers, Inc. Apparatus and process for removing volatile coatings from scrap metal

Also Published As

Publication number Publication date
BR9004838A (pt) 1991-11-19
GR3020641T3 (en) 1996-10-31
BG60463B1 (bg) 1995-04-28
IT9002920A1 (it) 1991-10-09
HUT56888A (en) 1991-10-28
IL95683A0 (en) 1991-06-30
HU905946D0 (en) 1991-03-28
IT1245346B (it) 1994-09-20
BG93081A (bg) 1993-12-24
ATE138977T1 (de) 1996-06-15
RU1830084C (ru) 1993-07-23
NO179013B (no) 1996-04-09
PL166183B1 (pl) 1995-04-28
DD298287A5 (de) 1992-02-13
US5186740A (en) 1993-02-16
AU6254890A (en) 1991-10-10
FI904700A0 (fi) 1990-09-25
IE903250A1 (en) 1991-10-09
FI93862C (fi) 1995-06-12
US5221512A (en) 1993-06-22
JPH03291331A (ja) 1991-12-20
DK0451323T3 (da) 1996-10-07
IL95683A (en) 1994-10-21
EP0451323A3 (en) 1992-07-29
CZ425490A3 (en) 1993-08-11
NO179013C (no) 1996-07-17
PT95872A (pt) 1992-07-31
YU182090A (sh) 1993-11-16
NO904174D0 (no) 1990-09-25
CA2023414A1 (en) 1991-10-10
HU210761B (en) 1995-07-28
FI93862B (fi) 1995-02-28
RO110415A2 (ro) 1990-09-26
FI904700A (fi) 1991-10-10
EP0451323A2 (en) 1991-10-16
NO904174L (no) 1991-10-10
DE69027302T2 (de) 1996-12-19
ES2088931T3 (es) 1996-10-01
DE69027302D1 (de) 1996-07-11
PL287451A1 (en) 1991-10-21
IT9002920A0 (it) 1990-04-09
EP0451323B1 (en) 1996-06-05
TR25626A (tr) 1993-07-01
AU640683B2 (en) 1993-09-02
HRP930448A2 (en) 1994-10-31

Similar Documents

Publication Publication Date Title
ZA907610B (en) Method for preheating scrap iron by pyrolysis of resinous residues contained therein,recovery of their energy content and improvement of the steelmaking cycle
EP0359250A3 (en) Process for recycling and reutilizing waste, in particular solid urban waste
HUT68698A (en) Method and apparatus for continuous scrap preheating
AU6663186A (en) Method for melting scrap or other materials and apparatus for implementing the method
AU3598395A (en) Processing of municipal and other wastes
EP0509134A3 (en) Process and installation for the thermal processing of waste materials contaminated with organic components particularly scrap metal
AU2356188A (en) Process for feeding heat energy into a molten metal bath
PL318811A1 (en) Method of processing paper mill sludge and similar wastes
BR9405992A (pt) Sistema para reciclagem e/ou descarte de revestidos e resíduos de uma usina de aço integrada e processo e sistema para tratamento de resíduos de fabricação de ferro
AU1143399A (en) Process for recycling old cars
AR008786A1 (es) Proceso y aparato de fusion y reduccion de metal
KR930001997A (ko) 폐차나 폐품에서의 환경보존에 유리한 유기 및 무기 비금속 보조물 처리법
WO1994017332A3 (de) Verfahren zum verbrennen eines im wesentlichen aus kunststoff bestehenden abfalls, insbesondere pvc-abfall
EP0792938A4 (en) SCRAP MELTING PROCESS
JP3154775B2 (ja) シュレッダダストの焼却処理および発生熱利用方法
Sasamoto et al. Behavior of zinc on dust recycling in EAF
Droscher Recovery of used plastics in Germany: ecological and economical aspects
JPS5468077A (en) Method of disposing industrial waste
Meierling Process for Melting Scrap or the Like, and Apparatus for Performing the Same
Tokuda Prospects for environment conscious ironmaking process
JPS5348078A (en) Treating apparatus for solid waste by electric melting