INTERNATIONAL PATENT: CHINA PETROLEUM & CHEMICAL CORPORATION, 中国石油化工股份有限公司, SINOPEC RESEARCH INSTITUTE OF PETROLEUM PROCESSING CO., LTD., 中石化石油化工科学研究院有限公司 FILES APPLICATION FOR "MANGANESE-BASED ADSORPTION MATERIAL AND PREPARATION METHOD THEREFOR AND USE THEREOF"

GENEVA, Jan. 27 -- CHINA PETROLEUM & CHEMICAL CORPORATION (22 Chaoyangmen North StreetChaoyang District, Beijing 100728), 中国石油化工股份有限公司 (中国北京市朝阳区朝阳门北大街22号), SINOPEC RESEARCH INSTITUTE OF PETROLEUM PROCESSING CO., LTD. (Zone 3, No. 18 Xueyuan RoadHaidian District, Beijing 100083), 中石化石油化工科学研究院有限公司 (中国北京市海淀区学院路18号三区) filed a patent application (PCT/CN2...