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Wärtsilä HamworthyMembrane BioReactor (MBR) SystemsWärtsilä Hamworthy MBR technology is based on biologicaldegradation and membrane separation and allows for the treatment ofgrey and black water to satisfy the most stringent standards.The process produces the highest quality discharge withoutrequiring any addition or generation of chemicals that are hazardous tothe environment or ship operation.Effluent quality tests conducted by the US National SanitaryFoundation on Wärtsilä Hamworthy MBR produced results exceedingthe most stringent future legislative pollutant standards envisaged. Thetechnology also achieved outstanding performance in Alaska underthe scrutiny of the local authority, USCG and USEPA studies over thepast seasons.We also supply smaller, more compact versions of our MBRsystems. Wärtsilä Hamworthy miniMBR’s are ideal for use on smallercruise and naval vessels, plus ferries with up to a 200 complement, aswell as FPSOs and accommodation platforms.Wärtsilä HamworthyMBR systemMembrane module forlarger vessels – eachsystem is tailoredin-house to bespokespecifications185