US Patent Issued to China University of Petroleum (East China) on Sept. 30 for "Method for determining oil and gas relative permeabilities of reservoir" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,410, issued on Sept. 30, was assigned to China University of Petroleum (East China) (Qingdao, China).

"Method for determining oil and gas relative permeabilities of reservoir" was invented by Jiyuan Zhang (Qingdao, China), Kuankuan Wu (Qingdao, China), Qihong Feng (Qingdao, China), Sen Wang (Qingdao, China), Xianmin Zhang (Qingdao, China), Wendong Wang (Qingdao, China), Yong Qin (Qingdao, China) and Huajun Du (Qingdao, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a method for determining oil and gas relative permeabilities of a reservoir. The method includes: drilling a cylindrical core from a to-be-tested ...