INTERNATIONAL PATENT: CHINA RAILWAY CONSTRUCTION HEAVY INDUSTRY CO., LTD., 中国铁建重工集团股份有限公司 FILES APPLICATION FOR "IN-ADVANCE DRILLING RIG APPARATUS AND SHIELD MACHINE"

GENEVA, July 8 -- CHINA RAILWAY CONSTRUCTION HEAVY INDUSTRY CO., LTD. (No. 88, Dongqi Road, Economic And Technological Development Zone,Changsha, Hunan 410199), 中国铁建重工集团股份有限公司 (中国湖南省长沙市经济技术开发区东七线88号) filed a patent application (PCT/CN2024/142662) for "IN-ADVANCE DRILLING RIG APPARATUS AND SHIELD MACHINE" on Dec 26, 2024. With publication no. WO/2025/140385, the details related to the patent application was published on Jul 03, 2025.

Notably, the patent application was submitted under the International Patent Clas...