Sou Hu Cai Jing·2026-01-08 02:27Group 1 - The core point of the article is the application of a patent by Sinopec (Dalian) Petrochemical Research Institute Co., Ltd. for a continuous concentration system and method for high-volume low-concentration VOCs [1] - The patent, published as CN121266288A, was applied for on July 2024 and aims to improve the efficiency of VOCs concentration, reducing energy consumption in subsequent oxidation treatment units [1] - The system includes components such as adsorption concentration equipment, exhaust fans, pre-treatment equipment, VOCs storage tanks, and purification gas fans, designed for a continuous cycle of adsorption, purging, desorption, and cooling [1] Group 2 - Sinopec, established in 2000 and headquartered in Beijing, primarily engages in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [1] - The company has invested in 267 enterprises and participated in 5000 bidding projects, holding 5000 patent records and 45 trademark records [1] - Sinopec (Dalian) Petrochemical Research Institute Co., Ltd., founded in 2022 with a registered capital of approximately 338.46 million RMB, focuses on research and experimental development [2] - This research institute has invested in 1 enterprise and participated in 2826 bidding projects, also holding 5000 patent records and 65 administrative licenses [2]