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Liquid Ring Vacuum Pumps & Compressors Technical …
asiavacuumpumps.comVapour pressure of water 70 Materials and material combinations commonly used ... high-vacuum pumps in general are connected to rough-vacuum pumps. There are several different types of vacuum pumps and compressors. Figure 2 shows a ... in volume, the medium is drawn in, and with a reduction of volume, it is compressed. ...