ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,405, issued on Sept. 29, was assigned to GUANGZHOU INSTITUTE OF ENERGY CONVERSION, CHINESE ACADEMY OF SCIENCES (Guangzhou, China).
"Method for regulating and controlling generated crystal form of natural gas hydrate" was invented by Xiaosen Li (Guangzhou, China), Yisong Yu (Guangzhou, China), Jianwu Liu (Guangzhou, China), Wenzhe Sun (Guangzhou, China) and Zhaoyang Chen (Guangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for regulating and controlling a generated crystal form of a natural gas hydrate is provided. A mixture composed of a salt substance, a surfactant, a water-soluble thermodynamic additive and water is introduce...