US Patent Issued to VALLOUREC OIL AND GAS FRANCE, NIPPON STEEL on Nov. 25 for "Solid lubricant for Zn-Ni coating on a threaded tubular element" (French Inventors)

ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,610, issued on Nov. 25, was assigned to VALLOUREC OIL AND GAS FRANCE (Aulnoye-aymeries, France) and NIPPON STEEL Corp. (Tokyo).

"Solid lubricant for Zn-Ni coating on a threaded tubular element" was invented by Philippe Baska (Meudon, France) and Marie Thomas (Meudon, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A tubular threaded element for the drilling, the operation of hydrocarbon wells, the transport of oil and gas, the transport or the storage of hydrogen, the carbon capture or the geothermal energy, including a metal body and at least one threaded end including at least one threaded portion, the threaded end including a multilayer coa...