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Case Study of the Downhole Heating Project at the No. 8 Oil Production Plant of Changqing Oilfield

Project Case: Wellhead Pipeline Heating Device for the 8th Oil Production Plant of Daqing Petrochemical Company

Case Study of the Electrochemical Pipeline Plugging Prevention Device for Changqing Oilfield

Heating the annular space downhole at the No. 3 Oil Production Plant of Changqing Oilfield

Case Study: Underground Hollow Sucker Rod Heating Project at the Third Oil Production Plant of Changqing Oilfield

Daqing’s Case Study on the Nine-Plant Skin-Film Core Heating and Accompanying Thermal Engineering Project

Project Case: PTC Semiconductor Pipeline Heating Device for the 8th Oil Production Plant of Daqing Oilfield

Case Study: Electrochemical Plugging Removal Operation on Oil Pipelines at the No. 1 Oil Production Plant of Daqing

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