Sou Hu Cai Jing·2026-01-01 07:07Group 1 - The core viewpoint of the news is the application for a patent by China National Petroleum Corporation (CNPC) and China Petroleum Group Engineering Technology Research Institute for a dynamic prediction method and system for drilling fluid failure risk [1] - The patent, titled "A Dynamic Prediction Method and System for Drilling Fluid Failure Risk," aims to enhance drilling technology by providing real-time data collection and analysis to predict and warn about drilling fluid failure risks [1] - The method involves the use of a mixed prediction model based on a CNN-BiGRU architecture, integrating multi-source data from downhole sensors and surface detection equipment to achieve precise risk prediction and classification [1] Group 2 - China National Petroleum Corporation, established in 1990, is primarily engaged in oil and gas extraction, with a registered capital of 48.69 billion RMB and has invested in 107 companies [2] - The company has participated in 5,000 bidding projects and holds 1,447 trademark records and 5,000 patent records, along with 28 administrative licenses [2] - China Petroleum Group Engineering Technology Research Institute, founded in 2006, focuses on research and experimental development, with a registered capital of approximately 570.39 million RMB and has invested in 4 companies [2] - The institute has participated in 571 bidding projects, holds 23 trademark records and 2,198 patent records, and possesses 8 administrative licenses [2]