中石油取得过滤设备控制系统及方法专利

Core Insights - China National Petroleum Corporation (CNPC) has obtained a patent for a "Filtration Equipment Control System and Method," with the authorization announcement number CN115199952B, applied for on April 2021 [1] Company Overview - CNPC was established in 1999 and is headquartered in Beijing, primarily engaged in oil and gas extraction [1] - The company has a registered capital of 18,302,097,000 RMB [1] - CNPC has made investments in 1,293 enterprises and participated in 443 bidding projects [1] - The company holds 38 trademark registrations and has 5,000 patent records, along with 168 administrative licenses [1]