The operation of removal of impurities or clay adhering to iron ores, is known as

Related MCQs

• The operation of removal of impurities or clay adhering to iron ores, is known as
• The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as
• Pig iron made from haematite ores free from sulphur, phosphorus and copper, is known as
• Calcination of iron ores is done
• Pig iron is manufactured from the ores by
• Pig iron is manufactured from the ores by
• The lime which contains more than 30% of clayey impurities in the form of silica, alumina and iron oxide, is known as
• Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as
• Portland cement manufactured from pure white chalk and clay, free from iron-oxide, known as
• If the iron ore contains clay as an impurity, the flux added during calcination, is