FI121852B - Menetelmä polttoainekaasun syöttämiseksi suspensiosulatusuunin reaktiokuiluun ja rikastepoltin - Google Patents

Menetelmä polttoainekaasun syöttämiseksi suspensiosulatusuunin reaktiokuiluun ja rikastepoltin Download PDF

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Publication number
FI121852B
FI121852B FI20096071A FI20096071A FI121852B FI 121852 B FI121852 B FI 121852B FI 20096071 A FI20096071 A FI 20096071A FI 20096071 A FI20096071 A FI 20096071A FI 121852 B FI121852 B FI 121852B
Authority
FI
Finland
Prior art keywords
gas
reaction
fuel gas
burner
reaction shaft
Prior art date
Application number
FI20096071A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI20096071A0 (fi
Inventor
Jussi Sipilae
Original Assignee
Outotec Oyj
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 Outotec Oyj filed Critical Outotec Oyj
Priority to FI20096071A priority Critical patent/FI121852B/fi
Publication of FI20096071A0 publication Critical patent/FI20096071A0/fi
Priority to FI20096311A priority patent/FI121960B/fi
Priority to FI20096315A priority patent/FI121961B/fi
Priority to CN201410482071.XA priority patent/CN104263966A/zh
Priority to CN2010102151544A priority patent/CN102041386A/zh
Priority to CN201010621696.1A priority patent/CN102042764B/zh
Priority to CA2775015A priority patent/CA2775015C/en
Priority to EP10824516.8A priority patent/EP2491152B1/en
Priority to CN2010206991058U priority patent/CN202047115U/zh
Priority to ES10824517T priority patent/ES2753877T3/es
Priority to EA201290161A priority patent/EA025303B1/ru
Priority to EA201290160A priority patent/EA025535B1/ru
Priority to PCT/FI2010/050811 priority patent/WO2011048264A1/en
Priority to KR1020127009919A priority patent/KR101661008B1/ko
Priority to MX2012004508A priority patent/MX2012004508A/es
Priority to US13/502,522 priority patent/US9322078B2/en
Priority to AU2010309730A priority patent/AU2010309730B2/en
Priority to JP2012534731A priority patent/JP5788885B2/ja
Priority to KR1020127009986A priority patent/KR101633958B1/ko
Priority to KR1020127009832A priority patent/KR101661007B1/ko
Priority to BR112012009203A priority patent/BR112012009203A8/pt
Priority to ES10824516.8T priority patent/ES2693691T3/es
Priority to AU2010309731A priority patent/AU2010309731B2/en
Priority to JP2012534732A priority patent/JP5785554B2/ja
Priority to AU2010309729A priority patent/AU2010309729B2/en
Priority to BR112012009205-7A priority patent/BR112012009205B1/pt
Priority to CA2775683A priority patent/CA2775683C/en
Priority to KR2020167000013U priority patent/KR20160001841U/ko
Priority to MX2012004510A priority patent/MX2012004510A/es
Priority to US13/502,523 priority patent/US9034243B2/en
Priority to CN2011200342119U priority patent/CN202057184U/zh
Priority to EA201290162A priority patent/EA026565B1/ru
Priority to TR2018/16032T priority patent/TR201816032T4/tr
Priority to US13/502,524 priority patent/US8986421B2/en
Priority to KR1020167006216A priority patent/KR20160031563A/ko
Priority to PCT/FI2010/050812 priority patent/WO2011048265A1/en
Priority to RS20191462A priority patent/RS59530B1/sr
Priority to CN2010206990676U priority patent/CN201842879U/zh
Priority to JP2012534733A priority patent/JP5870033B2/ja
Priority to RS20181285A priority patent/RS57925B1/sr
Priority to PL10824517T priority patent/PL2491153T3/pl
Priority to CN201010621687.2A priority patent/CN102181660B/zh
Priority to CN201010621675.XA priority patent/CN102042757B/zh
Priority to PL10824516T priority patent/PL2491152T3/pl
Priority to CA2775014A priority patent/CA2775014C/en
Priority to CN2010206991024U priority patent/CN202024612U/zh
Priority to MX2012004507A priority patent/MX344495B/es
Priority to EP10824515.0A priority patent/EP2491151B1/en
Priority to PCT/FI2010/050810 priority patent/WO2011048263A1/en
Priority to EP10824517.6A priority patent/EP2491153B1/en
Application granted granted Critical
Publication of FI121852B publication Critical patent/FI121852B/fi
Priority to ZA2012/02666A priority patent/ZA201202666B/en
Priority to ZA2012/02662A priority patent/ZA201202662B/en
Priority to ZA2012/02661A priority patent/ZA201202661B/en
Priority to CL2012000972A priority patent/CL2012000972A1/es
Priority to CL2012000978A priority patent/CL2012000978A1/es
Priority to CL2012000990A priority patent/CL2012000990A1/es
Priority to JP2015001226U priority patent/JP3197774U/ja
Priority to US14/666,691 priority patent/US9957586B2/en

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
    • 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
    • C22B5/14—Dry methods smelting of sulfides or formation of mattes by gases fluidised 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
    • C22B15/00—Obtaining copper
    • 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
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/06—Refining
    • 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
    • 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
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F27B15/02—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B15/10—Arrangements of air or gas supply 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
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F27B15/02—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B15/14—Arrangements of heating 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/18—Charging particulate material using a fluid carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
FI20096071A 2009-10-19 2009-10-19 Menetelmä polttoainekaasun syöttämiseksi suspensiosulatusuunin reaktiokuiluun ja rikastepoltin FI121852B (fi)

Priority Applications (58)

Application Number Priority Date Filing Date Title
FI20096071A FI121852B (fi) 2009-10-19 2009-10-19 Menetelmä polttoainekaasun syöttämiseksi suspensiosulatusuunin reaktiokuiluun ja rikastepoltin
FI20096311A FI121960B (fi) 2009-10-19 2009-12-11 Menetelmä suspensiosulatusuunin reaktiokuilun lämpötaseen hallitsemiseksi ja rikastepoltin
FI20096315A FI121961B (fi) 2009-10-19 2009-12-11 Menetelmä suspensiosulatusuunin käyttämiseksi ja suspensiosulatusuuni
CN201410482071.XA CN104263966A (zh) 2009-10-19 2010-06-25 使用悬浮熔炼炉的方法和悬浮熔炼炉
CN2010102151544A CN102041386A (zh) 2009-10-19 2010-06-25 使用悬浮熔炼炉的方法和悬浮熔炼炉
CN201010621696.1A CN102042764B (zh) 2009-10-19 2010-10-19 控制悬浮熔炼炉的反应炉身的热平衡的方法和精矿燃烧器
CA2775015A CA2775015C (en) 2009-10-19 2010-10-19 Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace and a concentrate burner
EP10824516.8A EP2491152B1 (en) 2009-10-19 2010-10-19 Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner
CN2010206991058U CN202047115U (zh) 2009-10-19 2010-10-19 精矿燃烧器
ES10824517T ES2753877T3 (es) 2009-10-19 2010-10-19 Método para controlar el equilibrio térmico del eje de reacción de un horno de fundición en suspensión
EA201290161A EA025303B1 (ru) 2009-10-19 2010-10-19 Способ регулировки теплового баланса реакционной шахты суспензионной плавильной печи и горелки концентрата
EA201290160A EA025535B1 (ru) 2009-10-19 2010-10-19 Способ подачи топливного газа в реакционную шахту печи для плавки во взвешенном состоянии и горелка концентрата
PCT/FI2010/050811 WO2011048264A1 (en) 2009-10-19 2010-10-19 Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner
KR1020127009919A KR101661008B1 (ko) 2009-10-19 2010-10-19 서스펜션 제련로의 반응 샤프트의 열 균형을 제어하는 방법 및 농축물 버너
MX2012004508A MX2012004508A (es) 2009-10-19 2010-10-19 Metodo para controlar el equilibrio termico de la columna de reaccion de un horno de fusion por suspension y un quemador de concentrado.
US13/502,522 US9322078B2 (en) 2009-10-19 2010-10-19 Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner
AU2010309730A AU2010309730B2 (en) 2009-10-19 2010-10-19 Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner
JP2012534731A JP5788885B2 (ja) 2009-10-19 2010-10-19 浮遊溶解炉の反応シャフトに燃料ガスを供給する方法および精鉱バーナ
KR1020127009986A KR101633958B1 (ko) 2009-10-19 2010-10-19 서스펜션 용련로의 사용 방법, 서스펜션 용련로 및 정광 버너
KR1020127009832A KR101661007B1 (ko) 2009-10-19 2010-10-19 서스펜션 제련로의 반응 샤프트에 연료 가스를 공급하는 방법 및 농축물 버너
BR112012009203A BR112012009203A8 (pt) 2009-10-19 2010-10-19 método de utilização de um forno de fusão de material em suspensão, um forno de fusão de material em suspensão e um queimador de material concentrado.
ES10824516.8T ES2693691T3 (es) 2009-10-19 2010-10-19 Método de utilizar un horno de fusión en suspensión, horno de fusión en suspensión y quemador de concentrado
AU2010309731A AU2010309731B2 (en) 2009-10-19 2010-10-19 Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace and a concentrate burner
JP2012534732A JP5785554B2 (ja) 2009-10-19 2010-10-19 浮遊溶解炉の使用方法、浮遊溶解炉および精鉱バーナ
AU2010309729A AU2010309729B2 (en) 2009-10-19 2010-10-19 Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner
BR112012009205-7A BR112012009205B1 (pt) 2009-10-19 2010-10-19 Método para controle do balanço térmico da cuba de reação de um forno de fusão de material em suspensão e queimador de material concentrado
CA2775683A CA2775683C (en) 2009-10-19 2010-10-19 Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner
KR2020167000013U KR20160001841U (ko) 2009-10-19 2010-10-19 서스펜션 용련로 및 정광 버너
MX2012004510A MX2012004510A (es) 2009-10-19 2010-10-19 Metodo para usar un horno de fusion por suspension, un horno de fusion por suspension, y un quemador de concentrado.
US13/502,523 US9034243B2 (en) 2009-10-19 2010-10-19 Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner
CN2011200342119U CN202057184U (zh) 2009-10-19 2010-10-19 悬浮熔炼炉
EA201290162A EA026565B1 (ru) 2009-10-19 2010-10-19 Способ использования суспензионной плавильной печи, суспензионная плавильная печь и горелка концентрата
TR2018/16032T TR201816032T4 (tr) 2009-10-19 2010-10-19 Bir süspansiyon izabe fırınının kullanılmasına yönelik yöntem, bir süspansiyon izabe fırını ve bir konsantre brülörü.
US13/502,524 US8986421B2 (en) 2009-10-19 2010-10-19 Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace and a concentrate burner
KR1020167006216A KR20160031563A (ko) 2009-10-19 2010-10-19 서스펜션 용련로의 사용 방법, 서스펜션 용련로 및 정광 버너
PCT/FI2010/050812 WO2011048265A1 (en) 2009-10-19 2010-10-19 Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace and a concentrate burner
RS20191462A RS59530B1 (sr) 2009-10-19 2010-10-19 Metoda kontrolisanja termalnog balansa reakcionog rezervoara peći za topljenje suspenzije
CN2010206990676U CN201842879U (zh) 2009-10-19 2010-10-19 精矿燃烧器
JP2012534733A JP5870033B2 (ja) 2009-10-19 2010-10-19 浮遊溶解炉の反応シャフトの熱平衡制御方法、および精鉱バーナ
RS20181285A RS57925B1 (sr) 2009-10-19 2010-10-19 Postupak upotrebe peći za topljenje suspenzije, peć za topljenje suspenzije, i gorionik koncentrata
PL10824517T PL2491153T3 (pl) 2009-10-19 2010-10-19 Sposób kontrolowania bilansu cieplnego szybu reakcyjnego zawiesinowego pieca do wytopu
CN201010621687.2A CN102181660B (zh) 2009-10-19 2010-10-19 供应燃料气体入悬浮熔炼炉反应炉身的方法和精矿燃烧器
CN201010621675.XA CN102042757B (zh) 2009-10-19 2010-10-19 使用悬浮熔炼炉的方法、悬浮熔炼炉及精矿燃烧器
PL10824516T PL2491152T3 (pl) 2009-10-19 2010-10-19 Sposób stosowania zawiesinowego pieca do wytapiania, zawiesinowy piec do wytapiania, oraz palnik do koncentratu
CA2775014A CA2775014C (en) 2009-10-19 2010-10-19 Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner
CN2010206991024U CN202024612U (zh) 2009-10-19 2010-10-19 精矿燃烧器
MX2012004507A MX344495B (es) 2009-10-19 2010-10-19 Metodo de alimentacion de gas combustible en la columna de reaccion de un horno de fusion por suspension y un quemador de concentrado.
EP10824515.0A EP2491151B1 (en) 2009-10-19 2010-10-19 Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner
PCT/FI2010/050810 WO2011048263A1 (en) 2009-10-19 2010-10-19 Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner
EP10824517.6A EP2491153B1 (en) 2009-10-19 2010-10-19 Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace
ZA2012/02666A ZA201202666B (en) 2009-10-19 2012-04-12 Method of using a suspension smelting furnace,a suspension smelting furnace,and a concentrate burner
ZA2012/02662A ZA201202662B (en) 2009-10-19 2012-04-12 Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner
ZA2012/02661A ZA201202661B (en) 2009-10-19 2012-04-12 Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace and a concentrate burner
CL2012000972A CL2012000972A1 (es) 2009-10-19 2012-04-17 Metodo de control de equilibrio termico de la columna de reaccion de un horno de fusion por suspension, donde se alimenta material endotermico en forma de un agente de refrigeracion liquido por medio del quemador de concentrado para formar parte de una mezcla que contiene materia solida pulverizada; quemador de concentrado.
CL2012000978A CL2012000978A1 (es) 2009-10-19 2012-04-18 Metodo de alimentacion de gas combustible en la columna de reaccion de un horno de fusion por suspension que comprende un quemador de concentrado, un dispositivo de alimentacion de materia solida fina, un dispositivo de alimentacion de gas y un dispositivo dispersante, en donde el gas combustible se mezcla con el gas de dispersion y se alimenta la mezcla en la columna de reaccion.
CL2012000990A CL2012000990A1 (es) 2009-10-19 2012-04-19 Metodo que usa un horno de fusion por suspension, que comprende el uso de un quemador de concentrado que comprende un dispositivo de alimentacion de materia solida con un tubo de alimentacion en la columna de reaccion, donde la boca del tubo de alimentacion se abre a la columna de reaccion; horno de fusion; quemador.
JP2015001226U JP3197774U (ja) 2009-10-19 2015-03-17 浮遊溶解炉および精鉱バーナ
US14/666,691 US9957586B2 (en) 2009-10-19 2015-03-24 Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20096071 2009-10-19
FI20096071A FI121852B (fi) 2009-10-19 2009-10-19 Menetelmä polttoainekaasun syöttämiseksi suspensiosulatusuunin reaktiokuiluun ja rikastepoltin

Publications (2)

Publication Number Publication Date
FI20096071A0 FI20096071A0 (fi) 2009-10-19
FI121852B true FI121852B (fi) 2011-05-13

Family

ID=41263486

Family Applications (3)

Application Number Title Priority Date Filing Date
FI20096071A FI121852B (fi) 2009-10-19 2009-10-19 Menetelmä polttoainekaasun syöttämiseksi suspensiosulatusuunin reaktiokuiluun ja rikastepoltin
FI20096311A FI121960B (fi) 2009-10-19 2009-12-11 Menetelmä suspensiosulatusuunin reaktiokuilun lämpötaseen hallitsemiseksi ja rikastepoltin
FI20096315A FI121961B (fi) 2009-10-19 2009-12-11 Menetelmä suspensiosulatusuunin käyttämiseksi ja suspensiosulatusuuni

Family Applications After (2)

Application Number Title Priority Date Filing Date
FI20096311A FI121960B (fi) 2009-10-19 2009-12-11 Menetelmä suspensiosulatusuunin reaktiokuilun lämpötaseen hallitsemiseksi ja rikastepoltin
FI20096315A FI121961B (fi) 2009-10-19 2009-12-11 Menetelmä suspensiosulatusuunin käyttämiseksi ja suspensiosulatusuuni

Country Status (18)

Country Link
US (4) US9034243B2 (ru)
EP (3) EP2491151B1 (ru)
JP (4) JP5870033B2 (ru)
KR (5) KR101633958B1 (ru)
CN (9) CN102041386A (ru)
AU (3) AU2010309731B2 (ru)
BR (2) BR112012009205B1 (ru)
CA (3) CA2775683C (ru)
CL (3) CL2012000972A1 (ru)
EA (3) EA026565B1 (ru)
ES (2) ES2693691T3 (ru)
FI (3) FI121852B (ru)
MX (3) MX2012004510A (ru)
PL (2) PL2491152T3 (ru)
RS (2) RS59530B1 (ru)
TR (1) TR201816032T4 (ru)
WO (3) WO2011048265A1 (ru)
ZA (3) ZA201202666B (ru)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI121852B (fi) * 2009-10-19 2011-05-13 Outotec Oyj Menetelmä polttoainekaasun syöttämiseksi suspensiosulatusuunin reaktiokuiluun ja rikastepoltin
FI122306B (fi) * 2009-12-11 2011-11-30 Outotec Oyj Järjestely suspensiosulatusuunin rikastepolttimen jauhemaisen kiintoaineen syötön tasaamiseksi
FI20106156A (fi) * 2010-11-04 2012-05-05 Outotec Oyj Menetelmä suspensiosulatusuunin lämpötaseen hallitsemiseksi ja suspensiosulatusuuni
RS59188B1 (sr) 2011-11-29 2019-10-31 Outotec Finland Oy Metoda za kontrolisanje suspenzije u peći za topljenje suspenzije, peć za topljenje suspenzije i gorionik koncentrata
US10852065B2 (en) 2011-11-29 2020-12-01 Outotec (Finland) Oy Method for controlling the suspension in a suspension smelting furnace
CN102519260A (zh) * 2011-12-31 2012-06-27 阳谷祥光铜业有限公司 一种旋流冶炼喷嘴及冶炼炉
CN102560144B (zh) * 2012-02-09 2013-08-07 金隆铜业有限公司 双旋流预混型冶金喷嘴
PL2834562T3 (pl) * 2012-04-05 2019-04-30 Hatch Ltd Palnik sterowania strumieniowego dla pylistego materiału zasilającego
CN102605191B (zh) 2012-04-16 2013-12-25 阳谷祥光铜业有限公司 一种铜精矿直接生产粗铜的方法
FI124773B (fi) * 2012-05-09 2015-01-30 Outotec Oyj Menetelmä ja järjestely kasvannaisten poistamiseksi suspensiosulatusuunissa
EP2664681A1 (de) * 2012-05-16 2013-11-20 Siemens VAI Metals Technologies GmbH Verfahren und Vorrichtung zum Einbringen von feinteilchenförmigem Material in die Wirbelschicht eines Reduktionsaggregates
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