Sou Hu Cai Jing·2025-12-26 05:37Group 1 - The State Intellectual Property Office of China has granted a patent for a "downhole instrument cooling control system and method" to China Petroleum & Chemical Corporation and Sinopec Petroleum Engineering Technology Research Institute Co., Ltd, with the patent announcement number CN119616456B and application date of September 2023 [1] - China Petroleum & Chemical Corporation, established in 2000 and located in Beijing, primarily engages in oil and gas extraction, with a registered capital of 12,173,968.9893 million RMB [1] - The company has invested in 267 enterprises, participated in 5,000 bidding projects, holds 45 trademark registrations, and has 5,000 patent records, along with 41 administrative licenses [1] Group 2 - Sinopec Petroleum Engineering Technology Research Institute Co., Ltd, established in 2022 and also located in Beijing, focuses on research and experimental development, with a registered capital of 30,000 million RMB [1] - The institute has invested in 3 enterprises, participated in 1,383 bidding projects, holds 15 trademark registrations, and has 934 patent records, along with 18 administrative licenses [1]