Coal combustion enhancer and method of using in blast furnace

Details Coal combustion enhancer and method of using in blast furnace Coal combustion enhancer and method of using in blast furnace

C - Chemistry, Metallurgy

21

B

C21B 5/02 (2006.01) C21B 5/00 (2006.01)

Patent

CA 2332598

In the manufacture of iron in which coke and coal are added to a blast furnace during iron manufacture, an improvement for enhancing the operation of the furnace is disclosed. A metallic element in the form of a compound thereof, the metallic element selected from zirconium, chromium, molybdenum, tungsten, manganese, iron, cobalt, nickel, copper, zinc, aluminum, tin and lead is added to the coal, allowing for a reduction in the amount of coke added to the furnace.

Cette invention propose une amélioration permettant un meilleur fonctionnement du haut fourneau lors de la production de fer pendant laquelle du coke et du charbon sont ajoutés dans le haut fourneau. A cet effet, un élément métallique, prenant la forme d'un composé de cet élément métallique et sélectionné parmi le zirconium, le chrome, le molybdène, le tungstène, le manganèse, le fer, le cobalt, le nickel, le cuivre, le zinc, l'aluminium, l'étain et le plomb est ajouté au charbon, ce qui permet de réduire la quantité de coke ajoutée dans le haut fourneau.

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