Johnson' s screen are made by welding a Vee-Wire on supports. This design provides unique structural strength. The continuous-slot screen is widely used throughout the world for water, oil, and gas....
HuaDong Screen Co.LTD is a leading manufacture of water well screen, water strainer, bridge slot screen, johnson screen, v-shaped screen, vee wedge wrapped screen
Through the ISO9001: 2000 international quality management system certification, the implementation of the Oil Ministry SY5182-87 standards. 1. Screen a single Screen, double-Screen, the contents....