Refractory Technology Fireclay bricks are not used in the Beehive coke oven Combustion chamber of B.F. stoves By-product coke oven walls Coke oven regenerators Beehive coke oven Combustion chamber of B.F. stoves By-product coke oven walls Coke oven regenerators ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fusion point of an acidic refractory material is Not affected by the addition of basic oxides Increased by the addition of basic oxides Not affected by the addition of basic oxides Reduced by the addition of basic oxides Not affected by the addition of basic oxides Increased by the addition of basic oxides Not affected by the addition of basic oxides Reduced by the addition of basic oxides ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum apparent porosity of magnesite bricks is about __________ percent. 24 8 44 58 24 8 44 58 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica refractories are not used in Beehive coke ovens Coke oven walls Open hearth furnace roof Dome and upper portion of B.F. stoves Beehive coke ovens Coke oven walls Open hearth furnace roof Dome and upper portion of B.F. stoves ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Alumina-graphite bricks are used for lining the Slide gate in teeming laddies Continuous casting systems Both A & B Neither A nor B Slide gate in teeming laddies Continuous casting systems Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology 'Super refractories' are made from pure Oxides Carbides Nitrides Borides Oxides Carbides Nitrides Borides ANSWER DOWNLOAD EXAMIANS APP
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