INTERNATIONAL PATENT: CHINA NATIONAL PETROLEUM CORPORATION, 中国石油天然气集团有限公司 FILES APPLICATION FOR "FIBER-BASED SECONDARY CROSS-LINKED PROFILE CONTROL AND WATER PLUGGING AGENT, PREPARATION METHOD THEREFOR AND USE THEREOF"

GENEVA, June 9 -- CHINA NATIONAL PETROLEUM CORPORATION (9 Dongzhimen North StreetDongcheng District, Beijing 100007), 中国石油天然气集团有限公司 (中国北京市东城区东直门北大街9号) filed a patent application (PCT/CN2024/134527) for "FIBER-BASED SECONDARY CROSS-LINKED PROFILE CONTROL AND WATER PLUGGING AGENT, PREPARATION METHOD THEREFOR AND USE THEREOF" on Nov 26, 2024. With publication no. WO/2025/113434, the details related to the patent application was published on Jun 05, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC)...