Equipment That Analyses Composition Of Iron Ore

1973-1-30what is claimed is 1 highly exothermic hot topping composition consisting essentially of 50 to 80 per cent by weight oxidizer in the form of iron oxide having a particle size so that approximately 80 per cent by weight will pass a 10 mesh screen and be retained on a 150 mesh screen 14 to 22 per cent by weight fuel in the form of a readily oxidizable metal in finely divided form selected.

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