Detailed Product Description Semi-Auto Pressure Spray Cleaning Machine for Oil Pipe1.Cleaning process: loading,pressure spraying,pressure ... agent: aqua (no harm to environment).3.Application : washing for oil pipe (degreasing, cleaning and drying).4.Main assembly: ... level detecting ,cycling filtration.5.Certificate:CE,ISO9001:20006.For details information : Contact us: TEL 86-21-37520721 37520722 ...