Group 1 - The National Petroleum and Natural Gas Pipeline Group Co., Ltd. and the Northern Pipeline Co., Ltd. have obtained a patent for a data management method, system, medium, and equipment related to pipeline devices, with the patent announcement number CN116578614B and application date of April 2023 [1] - The National Petroleum and Natural Gas Pipeline Group Co., Ltd. was established in 2019, located in Beijing, with a registered capital of 50 billion RMB. The company has invested in 57 enterprises, participated in 5,000 bidding projects, and holds 3,941 patent records [1] - The Northern Pipeline Co., Ltd. was established in 2020, located in Langfang, with a registered capital of 2 billion RMB. The company has invested in 1 enterprise, participated in 1,138 bidding projects, and holds 536 patent records [1]
国家管网取得管道设备数据管理方法及相关系统专利
Sou Hu Cai Jing·2026-01-20 00:43