A new cam-lock, quick-connect coupling made from polytetrafluoroethylene (PTFE) joins a line of Fluor-O-Flo PTFE threaded pipe components. Oct. 25, 2007 The coupling is for corrosive liquids both as a ...
Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...