ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,415,149, issued on Sept. 16, was assigned to SHARC Energy Systems Inc. (Port Coquitlam, Canada).
"Wastewater heat exchange system" was invented by Lynn Mueller (Richmond, Canada), Brett Stewart (North Vancouver, Canada), Brock Trimble (Maple Ridge, Canada), Matthew Wardlow (Chilliwack, Canada) and Taha Yousefinia (Coquitlam, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for wastewater filtration having a barrel, a basket and a screw on a shaft rotating therein for pushing solid in a distinct output. A removable cartridge comprises a cover for the barrel, the cartridge comprising a pre-sealed shaft connector which releasably connect...