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Refractory Technology Mcqs for Chemical
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>> Si percentage in silica refractories used in the walls of coke oven is about______________________?
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Q. Si percentage in silica refractories used in the walls of coke oven is about______________________?
a.
45
b.
60
c.
80
d.
95
ANSWER: 95
Answer & Explanation
No explanation is available for this question!
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