ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,655, issued on April 14, was assigned to KUWAIT INSTITUTE FOR SCIENTIFIC RESEARCH (Safat, Kuwait).

"Hybrid solar still and anaerobic membrane bioreactor for wastewater treatment" was invented by Mohd Elmuntasir Ebrahim Ahmed (Safat, Kuwait).

According to the abstract* released by the U.S. Patent & Trademark Office: "The hybrid solar still and anaerobic membrane bioreactor for wastewater treatment (10) produces both purified water (PW) and biogas by combining a solar still (11) with an anaerobic membrane bioreactor. The solar still (11) receives feed wastewater (WW) and produces condensed water (CW) and concentrated wastewater (CWW) therefrom through solar distillation. An anaero...