INTERNATIONAL PATENT: BEIJING DWELL OIL & GAS TECHNOLOGY DEVELOPMENT CO. LTD, 北京迪威尔石油天然气技术开发有限公司, CHINA PETROLEUM ENGINEERING & CONSTRUCTION CORP., 中国石油工程建设有限公司, CHINA NATIONAL PETROLEUM CORPORATION, 中国石油天然气集团有限公司 FILES APPLICATION FOR "POLYAMINE COMPOSITE ABSORBENT FOR CAPTURING CO2 AND REGENERATION METHOD THEREFOR"
GENEVA, May 9 -- BEIJING DWELL OIL & GAS TECHNOLOGY DEVELOPMENT CO. LTD (3 / F, Block B, no.22, Shangdi Xinxi Road,Haidian District, Beijing 100085), 北京迪威尔石油天然气技术开发有限公司 (中国北京市海淀区上地信息路22号B座3层), CHINA PETROLEUM ENGINEERING & CONSTRUCTION CORP. (28 Gulouwai Street,Dongcheng District, Beijing 100120), 中国石油工程建设有限公司 (中国北京市东城区鼓楼外大街28号)...
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