INTERNATIONAL PATENT: PETROCHINA COMPANY LIMITED, 中国石油天然气股份有限公司 FILES APPLICATION FOR "DETERMINATION METHOD FOR DRIVING PRESSURE DIFFERENCE OF PIPELINE IN-LINE INSPECTION TOOL AND APPARATUS"

GENEVA, Oct. 26 -- PETROCHINA COMPANY LIMITED (9 Dongzhimen North Street,Dongcheng District, Beijing 100007), 中国石油天然气股份有限公司 (中国北京市东城区东直门北大街9号) filed a patent application (PCT/CN2024/142033) for "DETERMINATION METHOD FOR DRIVING PRESSURE DIFFERENCE OF PIPELINE IN-LINE INSPECTION TOOL, AND APPARATUS" on Dec 24, 2024. With publication no. WO/2025/218242, the details related to the patent application was published on Oct 23, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed...