GENEVA, Feb. 16 -- PIOTECH (SHANGHAI) CO., LTD. (13th Building, No. 1111 Tiangao Road, No. 1568 Feidu Road, No.1068 Yuyu Road. Lingang New District, Shanghai Pilot Free Trade ZonePudong New Area, Shanghai 201306), 拓荆科技(上海)有限公司 (中国上海市浦东新区中国(上海)自由贸易试验区临港新片区玉宇路1068号、飞渡路1568号、天高路1111号13幢) filed a patent application (PCT/CN2024/118438) for "GAS EXTRACTION MECHANISM, AND PROCESSING APPARAT...