read - refr
- ready-made anode
- ready-mix concrete
- realized price
- receiving hopper
- recipe
- rectification (of electricity from AC to DC)
- rectification (of electricity from AC to DC)
- rectifier
- rectifier station / rectifier-transformer substation
- rectifier-transformer
- recycled aluminum/secondary foundry alloy (SFA)
- recycled aluminum/secondary foundry alloy (SFA)
- recycled bath / crushed bath/anode
- recycled mixed cryolite
- recycling (recycling of bath materials)
- recycling (recycling of bath materials)