ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,282, issued on July 15, was assigned to Diamet Corp. (Niigata, Japan).
"Method for manufacturing Cu-Ni-Al-based sintered alloy" was invented by Yoshinari Ishii (Niigata, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a Cu-Ni-Al-based sintered alloy according to the present invention includes: adding pure Al powder to alloy powder containing Cu, Ni, and Al and mixing them to produce raw material powder with a composition ratio of Ni: 1% to 15% by mass, Al: 1.9% to 12% by mass, and a Cu balance containing inevitable impurities; compacting the raw material powder to form a green compact; and sintering the green compact ...