US Patent Issued to Haimo Subsea Technology (Shanghai), CNOOC CHINA Ltd. SHANGHAI BRANCH on Oct. 7 for "Metering method based on gas volume fraction fitting for wet natural gas" (Chinese Inventors)

ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,436,014, issued on Oct. 7, was assigned to Haimo Subsea Technology (Shanghai) Co. Ltd. (Shanghai) and CNOOC CHINA Ltd. SHANGHAI BRANCH (Shanghai).

"Metering method based on gas volume fraction fitting for wet natural gas" was invented by Yanzhi Pan (Shanghai), Hailin Xue (Shanghai), Yi Zhang (Shanghai), Huamin Xiao (Shanghai) and Xichun Liu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A metering method based on gas volume fraction fitting for wet natural gas is provided. The method includes fitting relationships between a gas Froude number and Venturi differential pressure and Venturi pressure loss with known data to obtain a gas Froude numbe...