DEKKER VACUUM TECHNOLOGIES, INC. Liquid Ring Vacuum Pump: Motor-Mounted, 1 Stage, 75 cfm Capacity, 29 in Hg Max Vacuum, 5 1/2 hp - 443X49|DV0080D-MB4-SGL - Grainger
Liquid Ring Vacuum Pumps - Classic Vacuum Technology and yet Still State of the Art - News Detail - Busch Vacuum Solutions Global
![Application and research of new energy-efficiency technology for liquid ring vacuum pump based on turbulent drag reduction theory - ScienceDirect Application and research of new energy-efficiency technology for liquid ring vacuum pump based on turbulent drag reduction theory - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0042207X19323309-gr1.jpg)