GENEVA, April 5 -- CHINA RAILWAY ENGINEERING EQUIPMENT GROUP CO., LTD. (No.99 Of Sixth Avenue, Economic And Technological Development ZoneZhengzhou, Henan 450016), 中铁工程装备集团有限公司 (中国河南省郑州市经济技术开发区第六大街99号) filed a patent application (PCT/CN2025/120140) for "EARTH PRESSURE SHIELD MACHINE, EARTH PRESSURE SHIELD SYSTEM, AND MUCK DISCHARGE METHOD" on Sep 09, 2025. With publication no. WO/2026/067022, the details related to the patent application was published on Apr 02, 2026.
Notably, the patent application was submitted under ...