CNOOC has obtained patents related to encapsulated carbon dioxide reduction catalysts

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According to information from the Intellectual Property Office as of August 2, 2025, **CNOOC Tianjin Chemical Research and Design Institute Co., Ltd； CNOOC Energy Development Co., Ltd. has obtained a patent titled “A packaged carbon dioxide reduction catalyst and its preparation method and application”, with the approval publication number CN116943685B; the application was filed in June 2023. According to Tianyancha, CNOOC Tianjin Chemical Research and Design Institute Co., Ltd. was established in 2000 and is located in Tianjin. It is a company that focuses on the promotion and application of science and technology in its services. The registered capital of the enterprise is 1,734.2745 million RMB. According to the big data analysis conducted by Tianyancha, CNOOC Tianjin Chemical Research and Design Institute Co., Ltd. has made investments in 12 companies in total, participated in 1,978 bidding projects. In terms of property-related information, there are 12 trademark records and 1,299 patent records; furthermore, the company holds 80 administrative licenses. CNOOC Energy Development Co., Ltd., established in 2005 and located in Beijing, is a company that is primarily engaged in drilling operations as well as related supporting activities. The registered capital of the enterprise is 10,165,104.199 million RMB. According to the big data analysis conducted by Tianyancha, CNOOC Energy Development Co., Ltd. has made investments in 64 companies in total, participated in 5,000 bidding projects. In terms of property-related information, there are 56 trademark records and 4,019 patent records; additionally, the company holds 58 administrative licenses.