ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,474, issued on Sept. 30, was assigned to VENTEC LIFE SYSTEMS INC. (Bothell, Wash.).
"System and method for concentrating gas" was invented by Matthew E. Monaghan (Chagrin Falls, Ohio) and Pankaj Patil (Wooster, Ohio).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are provided that obtain the same or better level of performance by using lower operating flow rates, pressures and/or optimized flow distributions within the system. This extends the life of system components and lower energy consumption. In one embodiment, gas separation (or sieve) beds that are used to separate gaseous components are provided that have lower flow and ...