中国石化取得一种金属膜除尘设备及其工作方法专利

Group 1 - The State Intellectual Property Office of China has granted a patent for a "metal membrane dust removal device and its working method" to China Petroleum & Chemical Corporation and Sinopec Shanghai Petrochemical Company [1] - China Petroleum & Chemical Corporation, established in 2000 and based in Beijing, primarily engages in oil and gas extraction [1] - The registered capital of China Petroleum & Chemical Corporation is approximately 12.17 billion RMB [1] - The company has invested in 268 enterprises and participated in 5,000 bidding projects, with 45 trademark registrations and 5,000 patent registrations [1] - Additionally, the company holds 41 administrative licenses [1]