1.A continuous slot opening which significantly increases the available open area, thus
providing greater access to the water bearing zone.
2.Filter area is big,flow resistance is small,high producing oil rate
A uniform and efficient well development due to the continuous slot opening
3.Our product have good character of anti-acid,anti-alkali and anti-corrosion,it can adapt to the
oil well’s special demand. the crack won’t become bigger because of corrosion.it has good stability
4.They have the features of easy backwashing,durable in use,safety and reliability as well as
low comprehensive cost.