ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,961, issued on June 17, was assigned to KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY (Seoul, South Korea).

"Self-regenerable fibrous adsorbent for heavy metal adsorption" was invented by Jae Woo Choi (Seoul, South Korea), Kyung-Won Jung (Seoul, South Korea) and Youngkyun Jung (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a self-regenerable fibrous adsorbent for heavy metal adsorption, which is capable of adsorbing heavy metal ions in water, growing them into crystals and desorbing the grown heavy metal crystals on its own, and a method for preparing the same. The self-regenerable fibrous adsorbent ...