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In blast furnace, the hearth is lined wi...

In blast furnace, the hearth is lined with

A

Dolomite refractories

B

Alumina refractories

C

Chromite refractories

D

Carbon refractories

Text Solution

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The correct Answer is:
D
In blast furnace, the hearth is lined with carbon refractories
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  2. Heating mixture of Cu(2)Oand Cu(2)S will give

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  5. The major role of flourspar, CaF(2) which is added in small amount in ...

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  6. In blast furnace, iron oxide is reduced by

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  7. In zone refining, pure metal is obtained at the

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  8. The sunstance used in the thermite process of reducing metal ores is

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  9. Which of the following has lowest carbon content?

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  10. There are following extraction process of silver but not:

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  11. Identify the metal M whose extraction is based on the following reacti...

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  12. Identify the process to which the following reaction belongs: A1(2)O...

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  13. In the extraction of copper, the metal formed in the Bessemer converte...

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  14. (Ag +Pb) alloy overset("Melt and add zinc")rarr (Ag +Pb +Zn) "melt" ov...

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  15. During the process of electrolyic refining of copper some metals prese...

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  16. For extraction of sodium from NaC1, the electrolytic mixture Nac1+Na(3...

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  17. Which iof the following reactions represents the self-reduction proce...

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  18. x,y and z in the following processes are respectively: (i) P(2)O(5)+...

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  19. Copper Matte is extracted from copper pyrites ore by heating it in bla...

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  20. Malachite on calcination gives rarr ‘A’ +CO(2) +H(2)O. Compound ‘A’ o...

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