Gold Index: 189
China Coal Industry & Mining Group Co.,Ltd [China (Mainland)]
Business Type:Manufacturer, Trading Company City: Jining Province/State: Shandong Country/Region: China (Mainland)
rotary piston vacuum pump
Rotary piston vacuum pump is suitable for air and other ordinary gases, with a gas ballast valve, witch could be applied to pump condensable gases (su
2013-12-19