US Patent Issued to CNOOC (CHINA), CNOOC CHINA Ltd. HAINAN BRANCH, HAHAIMO SUBSEA TECHNOLOGY (SHANGHAI) on Sept. 9 for "Forward and reverse bidirectional flow rate measurement method for subsea chemical agent injection device" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,411,030, issued on Sept. 9, was assigned to CNOOC (CHINA) Co. LTD (Tianjin, China), CNOOC CHINA Ltd. HAINAN BRANCH (Haikou, China) and HAHAIMO SUBSEA TECHNOLOGY (SHANGHAI) Co. LTD. (Shanghai).

"Forward and reverse bidirectional flow rate measurement method for subsea chemical agent injection device" was invented by Haodong Chen (Haikou, China), Xiaowei Ma (Shanghai), Chunmin Zeng (Haikou, China), Guangfu Li (Shanghai), Anchao Wei (Haikou, China), Yanzhi Pan (Shanghai), Ming Luo (Haikou, China), Tan Xiao (Haikou, China), Donglei Jiang (Haikou, China) and Huan Diao (Haikou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A forward and reverse bidire...