- Walnut Shell Filter
- 2017-01-09 00:24
- Walnut Shell Filter Overview:For the nature of hydrophilic but not oleophylic, mixing in backwash makes mutual fr
- Positive Casing Protector
- 2017-01-09 00:24
- Positive casing protector
- Solid Anti-paraffin Device
- 2017-01-09 00:24
- Solid Anti-paraffin device
- Solid Anti-corrision Device
- 2017-01-09 00:24
- Solid anti-corrision device
- Gas Anchor
- 2017-01-09 00:24
- Gas anchor
- Self-cleaning Sand Control Screen
- 2017-01-09 00:24
- Self-cleaning Sand control screen
- Casing Cement Head
- 2017-01-09 00:24
- Casing cement head
- Drill Pipe Cement Head
- 2017-01-09 00:23
- Drill pipe cement head
- Emery Filter
- 2017-01-09 00:23
- Emery FilterOverview:Emery filter material can be obtained by breaking, screening, selecting and processing corundu