ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,006, issued on April 15, was assigned to Li Liu (Ningbo, China).

"Solid-liquid phase reactor for preparing powder product" was invented by Li Liu (Ningbo, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to the field of reactor technologies and in particular to a solid-liquid phase reactor for preparing a powder product, which includes a vessel shell, a material-restricting partition net, a solid reactant charge opening, and a reaction solution make-up opening. The material-restricting partition net is disposed in a cavity of the vessel shell and connected to the vessel shell. The material-restricting partition net ...