22. ledna 2014
nationalpost.com: Edwards Launches a Rare Gas Recovery and Recirculation Variant to its nXDS Range of High Performance Dry Vacuum Pumps
Edwards Limited, a leading manufacturer of sophisticated vacuum products and abatement systems and a global provider of related value-added services, has launched a special variant to its nXDS range of dry scroll vacuum pumps which is ideally suited for pumping rare or critical gases.