Indirect real-time monitoring and control of electrical resistively heated adsorbent… Grant US-8940077-B2 United States of America 27 Jan 2015
Gas purification system for liquefaction of dilute gas components Grant US-8636829-B2 United States of America 28 Jan 2014
Gas purification system and method for liquefaction of dilute gas components Grant US-8500853-B2 United States of America 06 Aug 2013