ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,188, issued on April 21.
"Moving wall multiphase compressor-pump-expander system" was invented by David Stiles (Fulshear, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A moving wall multiphase compressor-pump-expander system utilizes the relative rotation of a ring, a central body, and a housing with respect to each other, where the ring is concentrically positioned in a channel between the central body and the housing. The ring has a series of vanes passing through it and pivotally attached on each side to the walls of the channel in the housing to compress a fluid. The channel has low friction walls on either side to reduce the friction be...