sponge iron process parameter

powder metallurgy wikipediachinese

20191015&ensp 0183&enspsponge iron process. the longest established of these processes is the sponge iron process the leading example of a family of processes involving solid state reduction of an oxide. in the process selected magnetite (fe 3 o 4) ore is mixed with coke and lime and placed in a silicon carbide retort. the filled retort is then heated in a kiln

f ocus steelworld

2015428&ensp 0183&enspsponge iron along with nonmagnetic materials such as char etc. is screened to different size fractions and then magnetically separated by means of magnetic separators. sponge iron is then taken to a product bin for dispatch. 3. advantages of sponge iron over scarp: sponge iron is a better substitute of steel scrap for steelmaking

energy audit methodology of sponge iron manufacturing

2014915&ensp 0183&enspenergy audit dri process sponge iron kiln efficiency sankey diagram of kiln coal balancing 1. background of this study sponge iron industries in india have mandatory energy performance target in terms of specific energy consumption (sec). they shall have to achieve the target sec by 31st march 2015. the nonperforming industries are

environmental control measures in sponge iron industry

201213&ensp 0183&enspenvironmental control measures in sponge iron industry with particular reference to tata sponge iron limited multiclones due to poor collection efficiencies the process has become obsolete. the disadvantages were mainly due to formation of soot while using high volatile coals. the stack emission usually contained a dust load of 20 g/m3. bag filter

a review of the sponge iron process for the storage and

a review of the sponge iron process for the storage and transmission of remotely generated marine energy article in international journal of hydrogen energy 32(18):50395049 183 december 2007 with

process through multiscale process modeling

2018627&ensp 0183&enspabstract: iron ore direct reduction is an attractive alternative steelmaking process in the context of greenhouse gas mitigation. to simulate the process and explore possible optimization we developed a systemic multiscale process model. the reduction of the iron ore pellets is described using

talk:hisarna ironmaking process wikipedia

2019101&ensp 0183&enspthis process adapted the conventional limestonetolime converting kiln into an iron ore and coal fines iron reduction kiln which produced sponge iron which was 'refined' by magnetic separation of iron from gangue (aluminium silies) ash and unburnt coal.

mechanisms and affecting factors of nitrate

the mechanisms and affecting factors of nitrate reduction by zerovalent iron(fe0) are reviewedand the possible research topics in future are proposed.the dominating products of chemical denitrifiion by fe0 are nh+4 and n2 under acidic conditions and under

substitution of natural gas by coke oven gas

2014920&ensp 0183&enspsubstitution of natural gas by coke oven gas for existing sponge iron plant project report 13 sulphur btx shall be recovered and disposed off suitably in the market. for this purpose it is proposed to install a 3 million tons per annum coke oven plant which will generate about 154000 nm3/hr

hydraulic briquetting machine for aluminum sponge iron

hydraulic briquetting machine is a kind briquetting machine with much high pressure and mostly used to briquette the metal chips/powder. beside the metal briquette making it is also widely used to briquette the animal licking salt.