US Patent Issued to O&K on June 3 for "Lubricant composition for forming hemimorphite-containing lubrication coating, method for forming said lubrication coating on surface of metal workpiece, and metal workpiece comprising said lubrication coating" (Japanese Inventor)

ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,885, issued on June 3, was assigned to O&K COMPANY (Osaka, Japan).

"Lubricant composition for forming hemimorphite-containing lubrication coating, method for forming said lubrication coating on surface of metal workpiece, and metal workpiece comprising said lubrication coating" was invented by Tetsuya Tsukamoto (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Problems addressed by the present invention are to provide a lubricant composition that is capable of being used as an alternative to chemical conversion treatment by means of phosphate, to provide a lubricant composition having practical stable lubricative performance without the...