Figure 3.2 Typical industrial sand fluid bed drying process ..... 9 Figure 3.3 Diagram of general purpose rotary dryer setup ... the air from the drying and cooling of minerals sector. It is published only in electronic form and can be found on the Defra website. It supersedes PG3/15b (04). 1.2 This guidance document is compliant with the Code of Practice on Guidance on Regulation page 6 of ...