sl rn lurgi process dri

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SL/RN Process Industrial Efficiency Technology Measures

SL/RN Process The so-called Stelco-Lurgi/Republic Steel-National Lead SL/RN process is a widely used coal-based DRI-making process which uses a rotary kiln The process uses lump ore pellets beach sand or ilmenite ore and solid carbon to produce hot or cold DRI The process operates at high temperature and atmospheric pressure...

sl rn process dri material flow diagram

coal based lurgi dri process flow chart the most popular process adopted by coal based sponge iron plants is sl-rn the castables installed in a rotary kiln 187 more detailed sponge iron process flow chart of sl/rn process has been shown in fig 1sized iron ore and non coking 1985 various tests on materials to be used for coal...

Schematic arrangement of SL/RN direct reduction kiln 2

Download scientific diagram Schematic arrangement of SL/RN direct reduction kiln 2 from publication COMPARISON OF DIFFERENT COAL BASED DIRECT REDUCTION PROCESSES In...

PRESENT STATE OF THE SL / RN PROCESS AND ITS APPLICATION

SL / RN PROCESS AND ITS APPLICATION TO INDIAN RAW MATERIALS DR KURT MEYER Lurgi Chemie and Huttentechnik Frankfurt West Germany Abstract The paper describes the present state of development of the SL/RN Process discussing the reasons for using solid fuels as reductants and the application of a rotary kiln as reactor Especially...

stelco lurgi republic steel national lead sl rn process

SL/RN Process Industrial Efficiency Technology Measur The so-called Stelco-Lurgi/Republic Steel-National Lead SL/RN process is a widely used coal-based DRI-making process which uses a rotary kiln The process uses lump ore pellets beach sand or ilmenite ore and solid carbon to produce hot or cold DRI Chat Online sponge iron process...

sl rn process to produce sponge iron

Bihar Sponge Iron direct reduced iron DRI Jharkhand India BSIL manufacturing technology is based on Lurgi s coal-based SL/RN process part-financed by a loan from the International Finance Corporation IFC The DRI plant is designed to produce 150000 tonnes of sponge iron per annum Currently the firm has 500 employe...

HYL III and SL/RN

10-10-2009 0183 32 SL/RN is the most widely accepted coal based DR process It was jointly developed by Stelco Lurgi Chemie Republic Steel Company and National Lead Corporation in 1964 In this process the materials charged into the kiln gravitate towards the discharge end during which they are progressively heated to the temperature of reduction of around 1000 - 1100 O C...

lurgi process for manufacturing dri

processus sl rn lurgi dri - au-fil-du-boisfr BSIL manufacturing technology is based on Lurgi s coal-based SL/RN process part-financed by a loan from the International Finance Corporation IFC The DRI plant is designed to produce 150000 tonnes of sponge iron per...

Processus sl rn lurgi dri

SL/RN Process Industrial Efficiency Technology Measur The so called Stelco Lurgi/Republic Steel National Lead SL/RN process is a widely used coal based DRI making process which uses a rotary kiln The process uses lump ore pellets beach sand or ilmenite ore and solid carbon to...

Rotary Kiln with SL/RN Process

Rotary Kiln with SL/RN Process Coal Based Rotary Kiln for Direct Reduced Iron / Sponge Iron 100 TPD 350 TPD and 500 TPD Solid-state reduction of Iron Ore using either coal/gas as a medium of reduction to produce a substitute raw material for steel making is termed as Direct Reduced Iron DRI Since DRI is produced by removing oxygen from...

lurgi process for manufacturing dri

processus sl rn lurgi dri BSIL manufacturing technology is based on Lurgi s coal-based SL/RN process part-financed by a loan from the International Finance Corporation IFC The DRI plant is designed to produce 150000 tonnes of sponge iron per annum Currently the...

lurgi process for manufacturing dri

sl rn lurgi dri process jaw crusher jersey stelco lurgi republic steel national lead technology The so-called Stelco-Lurgi/Republic Steel-National Lead SL/RN process is a widely used coal-based DRI-making process which uses a rotary kiln The process uses lump ore pellets beach sand or ilmenite ore and solid carbon to produce hot or cold DRI...

sl rn process in south africa

The first DRI plant based on the SL/RN process was established in the 1960s by Lurgi Metallurgie the predecessor of Outotec Oyj Since then there have been a number of commercial plants commissioned worldwide operating with the widest range of ironbearing materials including pellets lump ores beach sand and ilmenite ore...

SL/RN process

The SL/RN process was developed in the early 1960s by Outotec in collaboration with three US compani Benefits The process principles are the basis for numerous rotary kiln plants and still represent the dominant technology for the direct reduction of lump ore or pellets using coal...

Direct Reduction Process

Direct reduction processes may be classified according to the type of the reducing agent used to gas-based and coal-based process In 2000 DRI produced from the gas-based processes accounted for 93 while the coal-based processes produced 7 Gas...

Nitrogen in SL/RN Direct Reduced Iron Origin and Effect

In the steel plant considered here direct reduced iron DRI produced by the coal-based SL/RN process makes up 50 or more of the total iron charge SL/RN DRI samples from a kiln cooler had high nitrogen contents 50-250ppm depending on particle size contributing to elevated nitrogen levels in liquid steel produced in the EAFs...

Rotary kiln

The process feedstock is fed into the upper end of the cylinder As the kiln rotates material gradually moves down toward the lower end and may undergo a certain amount of stirring and mixing Hot gases pass along the kiln sometimes in the same direction as the process material co-current but usually in the opposite direction counter-current...

stelco lurgi republic steel national lead sl rn process

Utilization of SLI RN Reduced Pellets in Electric Arc Furnac The SL/RN process is the result The SL group-Stelco and Lurgi-developed a kiln process rently...

sl rn lurgi process dri

SL/RN Process The so-called Stelco-Lurgi/Republic Steel-National Lead SL/RN Read more Scrap processing Scrap consists of recyclable materials left over from Read more DRI 3 DRI1 DRI 2 Power Plant3 Power Plant2 Power Plant1 Scrap processing3 Scrap processing2 Scrap processing1 Our Team Project Control Contracts...

sl rn lurgi dri process

SL/RN Process Industrial Efficiency Technology Measur SL/RN Process The socalled StelcoLurgi/Republic SteelNational Lead SL/RN process is a widely used coalbased DRImaking process which uses a rotary kiln The process uses lump ore pellets beach sand or ilmenite ore and solid carbon to produce hot or cold DRI The process operates at high temperature and atmospheric...

HYL Direct Reduction Technology Adaptations for the

SL/RN pellet/lump/fines solid 025 operating Tecnored fines molten 030 pilot plant Most of the processes available are of limited capacity have high investment requirements or are commercially unproven 12 General outline on HYL DR Technology One of the main advantages of the HYL process is the configuration based on independent...

lurgi process for manufacturing dri

The process of sponge iron making aims to remove the oxygen from iron ore Sizing of the Raw materials also play vital role in sponge iron manufacturing process L - Lurgi of Germany R - Republic Steel Corporation N - National lead of USA SL/RN technology is a coal based rotary kiln direct reduction process get price...

electrotherm dri iron sl rn

DRI PIG IRON OTHER Of the Alternative Direct Iron Reduction Processes 67 of the DRI is produced by the Midrex Shaft Furnace DRI process The second-most production of DRI 23 is by the HYLSA process The balance is split between SL/RN 3 Finmet 2 and Other predominately Corex at...

lurgi process for manufacturing dri

lurgi process for manufacturing dri Garden State 500 Tpd Lurgi Rotary Kiln Specification HeNan 500 Tpd Lurgi Rotary Kiln Specification Coal based lurgi dri process flow chart The socalled StelcoLurgiRepublic SteelNational Lead SLRN process is a widely used coalbased DRImaking process which uses a rotary kiln The process uses lump ore pellets beach sand or ilmenite ore and solid...

NITROGEN IN SL/RN DIRECT REDUCED IRON ORIGIN AND

30-06-2011 0183 32 SL/RN DRI is one where nitrogen present within the atmosphere of the rotary cooler where hot DRI discharged at 1000 176 C from the rotary kiln is cooled to approximately 100 176 C in ca two hours penetrates the solids bed and nitrides DRI...