US Patent Issued to JX Advanced Metals on May 13 for "Stannous oxide powder and method for producing same" (Japanese Inventors)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,121, issued on May 13, was assigned to JX Advanced Metals Corp. (Tokyo).

"Stannous oxide powder and method for producing same" was invented by Koichi Takemoto (Ibaraki, Japan) and Toru Imori (Ibaraki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method for producing stannous oxide, comprising a step of subjecting stannous sulfate to neutralization in an aqueous solution using ammonium carbonate or ammonium bicarbonate, and thereby precipitating stannous oxide. This production method is a novel means for producing stannous oxide in which chlorine, sulfur, sodium, and potassium are sufficiently reduced, and which has excellent so...