- progressive cavity pump
- 2016-10-30 08:53
- PC system consists of down-hole single screw pump, ground drive and electric control part. As a new technology of oil ex
- Water Plug
- 2016-10-24 14:24
- It can be used in the tubing string of adjustable water plugging.
- packer Y341-95K
- 2016-10-22 13:06
- Deforming Well Packer is mainly used for mechanical water plugging and water layering in a non-flush well tubing string.