Johnson screens are used for oil and water extracting.They consist of V-shape profile wire...

The sand and gravel can not easily block the slot because of the special bridge design.,it...

The rugged construction and high quality of materials make possible a product that lasts...

it have great sand controling capacity,and so far it is a advanced sand controling...

With sophisticated manufacturing facility and advancde technologies and perfect detection...

The rugged construction and high quality of materials make possible a product that lasts...

Stainleess steel well sreen pipes are used for oil and water...