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pre reduced burden
100 percent pellet 50 percent accretion all-prereduced pellet burden Allis- Chalmers analyses anthracite base period bentonite blast temperature Bruceton ...
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burden lowered coke rate by 53 per cent and increased production rate by 175 per cent. The main question of the use of prereduced ores is of economics ...
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Jan 1, 1998 ... ETA CO holding zones form at the blast furnace periphery, meaning an inadequate amount of pre-reduced burden reaches the liquid area, the ...
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the upper part of the stack region, the burden is heated to ... (for heating up the burden and for the reduction ...... of 100 % prereduced burden lower than 250 kg/t ...
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Manufacturing pre-reduced ore and using it in the blast furnace is considered one of the ... component of the blast furnace burden. There are, however, fine ores ...
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iron phase with the remaining as residual unreduced wus- tite. It is considered that any form of prereduced ferrous burden and metallic iron decreases the coke ...
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burden experiments with olivine fluxed pellets, prereduced to 60 and 80 pct. Fig. 3—Detail of the polished cross section of the periphery of a basic fluxed ...
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Feb 3, 1981 ... A method according to claim 1 wherein the prereduced iron ore has a ... through a modification of the burden charged to the blast furnace.
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INTRODUCTION Nowadays much importance is ascribed to direct reduction processes and use of pre-reduced burdens in blast furnaces in order to save coke, ...
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pre-reduction reactions being exothermic, the higher the available oxygen, the higher the energy released, which contributes to heat the burden in the ...
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pre reduced burden
