News
April 20, 2025
Conceptual relationship of various pressures in the well
April 16, 2025
How to identify the tool connector?
April 6, 2025
Impurities and detection methods of diamond microchemical powder
March 26, 2025
Shaanxi Hainaisen Petroleum Technology Co., Ltd. appeared in cippe exhibition, and the drill products attracted much attention
February 5, 2025
Hainessen oil drill bits were successfully delivered to help global energy development
January 20, 2025
Wuhan Jiushi successfully shipped oil drill bit brazing PDC composite piece
November 13, 2024
Shaanxi Hainessen Petroleum Technology Co., Ltd. will appear at the 2024 Abu Dhabi Petroleum Exhibition
May 8, 2024
Current status and development of PDC technology











