US Patent Issued to Zhejiang University on July 1 for "Method for improving magnetic properties of cerium-yttrium-rich rare earth permanent magnet" (Chinese Inventors)

ALEXANDRIA, Va., July 3 -- United States Patent no. 12,347,591, issued on July 1, was assigned to Zhejiang University (Hangzhou, China).

"Method for improving magnetic properties of cerium-yttrium-rich rare earth permanent magnet" was invented by Jiaying Jin (Hangzhou, China), Mi Yan (Hangzhou, China), Wang Chen (Hangzhou, China), Chen Wu (Hangzhou, China) and Xinhua Wang (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for improving magnetic properties of a Ce-Y-rich rare earth permanent magnet is provided, and the Ce-Y-rich rare earth permanent magnet is subjected to pressurized heat treatment to improve magnetic properties. The method includes: preparing a pristine magnet through a...