Sou Hu Cai Jing·2026-01-03 01:32Group 1 - The State Intellectual Property Office of China has granted a patent to China Petroleum & Chemical Corporation for a method and system for comprehensive utilization of liquefied gas, with the authorization announcement number CN116675588B and application date in February 2022 [1] - China Petroleum & Chemical Corporation, established in 2000 and based in Beijing, primarily engages in oil and gas extraction, with a registered capital of 12,173,968.9893 million RMB [1] - The company has made investments in 267 enterprises, participated in 5,000 bidding projects, holds 45 trademark registrations, and possesses 5,000 patent records, along with 41 administrative licenses [1] Group 2 - Sinopec (Dalian) Petroleum and Chemical Research Institute Co., Ltd., established in 2022 and located in Dalian, focuses on research and experimental development, with a registered capital of 338,459.08 million RMB [1] - This research institute has invested in 1 enterprise, participated in 2,796 bidding projects, holds 5,000 patent records, and has 65 administrative licenses [1]