Air Sealing Packer
product name:Air Sealing Packer
classify:【Packerparametersinquiry to purchase
It’s a special inspection tool which is mainly used to inspect the tightness of casing connecting with thread of coupling.
Oil Well Pump Scale Setting Device
classify:【Anticorrosion-paraffinparametersinquiry to purchase
During the process of lowering pump, pump stringpump rod, this device is mainly used for prevent oil contaminationscale drop down, stop the dead oil or float sand enterpump that depositedfixed valve ball to burry or underlay the fixed valve ball so as to
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