ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,844, issued on Aug. 26, was assigned to Iogen Corp. (Ottawa).
"Method and system for processing biogas" was invented by Brian Foody (Ottawa), Patrick J. Foody (Ottawa) and Jeffrey S. Tolan (Ottawa).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of processing biogas that includes obtaining a mobile tank containing biogas at a pressure greater than 1000 psig, connecting the mobile tank to a pressure let down system, and depressurizing the mobile tank to remove biogas therein. The depressurization includes removing gas from the mobile tank using the pressure let down system, and introducing a warming gas into the mobile tank."
The patent was f...