... 4,Power: 230V-440V, 60Hz Type: horizontal single-cylinder piston pump;Use of the medium: LNG; Flow: 3 cubic ... maximum will tank pressure, then we need to use the pump to suppress, to meet the user ... long as the pump can, if necessary out of the gaseous need coupled with carburetor, low ... resistant and can lubricate these requirements, low coefficient of friction.For purchase, please provide a flow chart ...