In August, RCSU run completion tubing in YanChang oil field, well pressure is 15MPa, the depth is 3000 meters.
As the main manager of Chuanqing Company's pressurized operation technology development, I have witnessed firsthand the...
According to reports from Iran, Iran and China have agreed to develop a 25 year roadmap for a strategic partnership, which was first conceived in the 1990s
According to China Petroleum Network (Reporter Chen Qing, Correspondent Wang Minna), "China Petroleum's products have high technological content, reliable quality, and good energy-saving...