Heavy Wall Oil Well Downhole Pumps With Spraying Ni60A Plunger
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... it is not necessary to run and pull the tubing out of the well when checking pump. It can enter the tubing with the sucker rod and set, which can greatly reduce the operation cost. According to the setting mode, it is divided into a cup setting and a...
Puyang Zhongshi Group Co., Ltd.
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Carbon Steel Downhole Oil Extraction Sucker Rod Pump
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... by pumping units and sucker rod, which is also referred to as insert pump as its plunger is attached to, moves up and down with the sucker rod string. It is suitable for reducing the time of workover for deep well as it is not neccessary to pull all...
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
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