The top sucker rod on the whole rod system is called polished rod, which cooperates with wellhead sealing box to seal up the wellhead. According to the international standards and API, the typical....
Dongying Jintan Petroleum Technology Equipment Co., Ltd. is located in the beautiful oil city, Dongying, by Yellow River delta. We are a first class authorized company of SINOPEC. After years of....
Product type: ZJ20 Structure type: Self-propelled Drilling depth ( 4 1/ 2" DP) : 6600ft Workover depth ( 3 1/ 2" DP) : 18000ft Max.hook load: 350000lbs Hook speed ( ft/ s) : 0.66 - 4.59 The....
Skid-mounted Mechanical ( composite) Drilling Rig is powered by diesel engines coincident with hydraulic torque converter which drives drilling winch, mud pump, automatic air compressor and energy....