Division BAT 90
United Kingdom
In order to prevent or reduce diffuse emissions from preparation (such as metering, mixing, blending, crushing, cutting, screening) of primary and secondary materials (excluding batteries), BAT is to use one or a combination of the techniques given below.
| Technique | Applicability | |
|---|---|---|
| a | Enclosed conveyer or pneumatic transfer system for dusty material | Generally applicable |
| b | Enclosed equipment. When dusty materials are used the emissions are collected and sent to an abatement system | Only applicable for feed blends prepared with a dosing bin or loss-in-weight system |
| c | Mixing of raw materials carried out in an enclosed building | Only applicable for dusty materials. For existing plants, application may be difficult due to the space required |
| d | Dust suppression systems such as water sprays | Only applicable for mixing carried out outdoors |
| e | Pelletisation of raw materials | Applicable only when the process and the furnace can use pelletised raw materials |