AISI 4145H 70MPa Cement Head Drill Spare Parts For Oilfield
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High Working Pressure 70MPa Cement Head for Oilfield Product Descrption Cement head is a device fitted to the top joint of a casing string to hold a cement plug before it is pumped down the casing during the cementing operation. In most operations......
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
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