20 lessons • 3h 9m

Overview (in Hindi)

5m 25s

Refining of Metal - Liquation Process

10m 52s

Refining of Metal - Distillation of Metal

9m 20s

Polling Method (in Hindi)

9m 42s

Cupellation (in Hindi)

12m 47s

Bessemerisation (in Hindi)

11m 29s

Electro-lytic refining method

14m 01s

Zone refining

9m 09s

Special lecture on Metallurgy of iron ( Karo maje ab )

13m 53s

Special lecture - Metallurgy of iron ( part 2 )

14m 51s

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