1. ERG (Air Pollution Control) Ltdwww.ergapc.com Case Studies Air and Steam Stripping using V-tex TM Technology

2. ERG (Air Pollution Control) Ltd www.ergapc.co.uk Air Stripping

3. ERG (Air Pollution Control) Ltd www.ergapc.co.uk Steam stripping flowsheet FLUIDIC CONTACTOR CONDENSER SEPARATOR STOCK FRESH STEAM VAPOUR CONTAMINATED WATER CLEAN WATER RECOVERED SOLVENT

4. ERG (Air Pollution Control) Ltd www.ergapc.co.uk SB Worthing Recovery of Methylene Dichloride (MDC) Overheads Stream passes 2 condensers, into phase separator and MDC recovered Aqueous phase recycled to V-tex TM

5. ERG (Air Pollution Control) Ltd www.ergapc.co.uk Monsanto - Ruabon Recovers 50t/yr Trichloroethylene from aqueous hydrochloride waste stream Recovers 50t/yr Trichloroethylene from aqueous hydrochloride waste stream

6. ERG (Air Pollution Control) Ltd www.ergapc.co.uk SB Iso-Propyl Alcohol Stripper Feed Flow Rate 1100 to 2000 kg/hr Feed Flow Rate 1100 to 2000 kg/hr IPA conc in feed 3.67% w/w IPA conc in feed 3.67% w/w Operating temperature 80 to 100°C Operating temperature 80 to 100°C Strip Medium - Low pressure steam Strip Medium - Low pressure steam Operating pressure <0.1 barg Operating pressure <0.1 barg IPA conc in product 80% IPA conc in product 80% Efficiency >99.9% Efficiency >99.9%

7. ERG (Air Pollution Control) Ltd www.ergapc.co.uk Hicksons Waste Water Strip and Solvent Distillation Waste Water Strip and Solvent Distillation