Mines:
- Periphery barrier of 15m width having green cover around
mines
- Garland drains and drainage control within the mines
- Dust suppression at source and sprinkling of water
- Total overburden excavated with top soil used for
reclamation and rehabili tation of mined out areas with vege tation cover.
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Alumina Refinery
- Highly efficient ESPs at Calciners and steam Generation
Plant
- Multistage washing of red mud and its storage in specially
designed pond
- Use of dust collectors at handling and transport areas of
bauxite, coal, lime and alumina
- Recycling of waste water
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Electro-static Precipitators,CPP |
Captive Power Plant
- Electro-static precipitators with advanced intelligent
controllers and effective stack emission control
- Efficient burner management to reduce emission of carbon
monoxide
- Ash pond with zero discharge and recycling of waste water
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Smelter
- Hooding of pots and adsorption of fluorine gas by dry
scrubbing with alumina in Fume Treatment Plant
- Defluoridation to reduce fluorine level of contaminated
surface water
- pecially designed preservation system for
spent portliness
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Smelter
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