ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,221,922, issued on Feb. 11.

"Organic rankine cycle (ORC) power generation system utilizing LNG cold energy and dual-fuel marine engine waste heat" was invented by Zhen Tian (Shanghai), Wenzhong Gao (Shanghai), Yuan Zhang (Shanghai) and Leping Xu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention disclosed an Organic Rankine Cycle (ORC) power generation system utilizing LNG cold energy and dual-fuel marine engine waste heat. The ORC power generation system has a Liquified Natural Gas (LNG) loop, one or more ORC loop, and one or more waste heat recovery (WHR) loop. The LNG loop works as a heat sink, which provides cold energy f...